Switch to custom properties for colorizing buttons

.babelrc.js

@@ -4,9 +4,12 @@ module.exports = {
       '@babel/preset-env',
       {
         loose: true,
-        bugfixes: true,
+        modules: false,
-        modules: false
+        exclude: ['transform-typeof-symbol']
       }
     ]
+  ],
+  plugins: [
+    '@babel/plugin-proposal-object-rest-spread'
   ]
 };

.browserslistrc

@@ -1,15 +1,13 @@
 # https://github.com/browserslist/browserslist#readme
 
->= 0.5%
+>= 1%
-last 2 major versions
+last 1 major version
 not dead
 Chrome >= 60
 Firefox >= 60
-# needed since Legacy Edge still has usage; 79 was the first Chromium Edge version
+Edge >= 16.16299
-# should be removed in the future when its usage drops or when it's moved to dead browsers
-not Edge < 79
-Firefox ESR
 iOS >= 10
 Safari >= 10
 Android >= 6
 not Explorer <= 11
+not ExplorerMobile <= 11

.bundlewatch.config.json

@@ -2,15 +2,15 @@
   "files": [
     {
       "path": "./dist/css/bootstrap-grid.css",
-      "maxSize": "7 kB"
+      "maxSize": "7.1 kB"
     },
     {
       "path": "./dist/css/bootstrap-grid.min.css",
-      "maxSize": "6 kB"
+      "maxSize": "6.4 kB"
     },
     {
       "path": "./dist/css/bootstrap-reboot.css",
-      "maxSize": "2.25 kB"
+      "maxSize": "2 kB"
     },
     {
       "path": "./dist/css/bootstrap-reboot.min.css",
@@ -18,48 +18,48 @@
     },
     {
       "path": "./dist/css/bootstrap-utilities.css",
-      "maxSize": "7.5 kB"
+      "maxSize": "8 kB"
     },
     {
       "path": "./dist/css/bootstrap-utilities.min.css",
-      "maxSize": "6.75 kB"
+      "maxSize": "7 kB"
     },
     {
       "path": "./dist/css/bootstrap.css",
-      "maxSize": "24 kB"
+      "maxSize": "25 kB"
     },
     {
       "path": "./dist/css/bootstrap.min.css",
-      "maxSize": "22 kB"
+      "maxSize": "23 kB"
     },
     {
       "path": "./dist/js/bootstrap.bundle.js",
-      "maxSize": "41 kB"
+      "maxSize": "51 kB"
     },
     {
       "path": "./dist/js/bootstrap.bundle.min.js",
-      "maxSize": "21.5 kB"
+      "maxSize": "23 kB"
     },
     {
       "path": "./dist/js/bootstrap.esm.js",
-      "maxSize": "27 kB"
-    },
-    {
-      "path": "./dist/js/bootstrap.esm.min.js",
-      "maxSize": "18 kB"
-    },
-    {
-      "path": "./dist/js/bootstrap.js",
       "maxSize": "28 kB"
     },
+    {
+      "path": "./dist/js/bootstrap.esm.min.js",
+      "maxSize": "19 kB"
+    },
+    {
+      "path": "./dist/js/bootstrap.js",
+      "maxSize": "29 kB"
+    },
     {
       "path": "./dist/js/bootstrap.min.js",
-      "maxSize": "15.5 kB"
+      "maxSize": "16.5 kB"
     }
   ],
   "ci": {
     "trackBranches": [
-      "main",
+      "master",
       "v4-dev"
     ]
   }

.dependabot/config.yml

@@ -0,0 +1,16 @@
+# https://dependabot.com/docs/config-file/
+version: 1
+update_configs:
+  - package_manager: "javascript"
+    directory: "/"
+    update_schedule: "weekly"
+    default_reviewers:
+      - "XhmikosR"
+    default_labels:
+      - "dependencies"
+      - "v5"
+    version_requirement_updates: "increase_versions"
+    ignored_updates:
+      - match:
+          dependency_name: "karma-browserstack-launcher"
+          version_requirement: "1.5.1"

.eslintignore

@@ -4,3 +4,4 @@
 /_gh_pages/
 /js/coverage/
 /site/static/sw.js
+/package.js

.eslintrc.json

@@ -25,12 +25,7 @@
       "error",
       "always-multiline"
     ],
-    "new-cap": [
+    "new-cap": "off",
-      "error",
-      {
-        "properties": false
-      }
-    ],
     "no-console": "error",
     "object-curly-spacing": [
       "error",
@@ -43,16 +38,16 @@
     ],
     "unicorn/consistent-function-scoping": "off",
     "unicorn/explicit-length-check": "off",
-    "unicorn/no-array-callback-reference": "off",
+    "unicorn/import-index": "off",
     "unicorn/no-for-loop": "off",
-    "unicorn/no-null": "off",
     "unicorn/no-unused-properties": "error",
-    "unicorn/no-useless-undefined": "off",
+    "unicorn/prefer-dataset": "off",
-    "unicorn/prefer-dom-node-append": "off",
+    "unicorn/prefer-includes": "off",
-    "unicorn/prefer-dom-node-dataset": "off",
+    "unicorn/prefer-node-append": "off",
-    "unicorn/prefer-dom-node-remove": "off",
+    "unicorn/prefer-node-remove": "off",
-    "unicorn/prefer-optional-catch-binding": "off",
+    "unicorn/prefer-number-properties": "off",
     "unicorn/prefer-query-selector": "off",
+    "unicorn/prefer-set-has": "off",
     "unicorn/prevent-abbreviations": "off"
   }
 }

.gitattributes

@@ -1,8 +1,18 @@
 # Enforce Unix newlines
-* text=auto eol=lf
+*.css   text eol=lf
+*.html  text eol=lf
+*.js    text eol=lf
+*.json  text eol=lf
+*.md    text eol=lf
+*.scss  text eol=lf
+*.sh    text eol=lf
+*.svg   text eol=lf
+*.txt   text eol=lf
+*.xml   text eol=lf
+*.yml   text eol=lf
 
 # Don't diff or textually merge source maps
-*.map binary
+*.map   binary
 
 bootstrap.css linguist-vendored=false
 bootstrap.js linguist-vendored=false

.github/CONTRIBUTING.md

@@ -19,7 +19,7 @@ and [submitting pull requests](#pull-requests), but please respect the following
 restrictions:
 
 * Please **do not** use the issue tracker for personal support requests.  Stack
-  Overflow ([`bootstrap-5`](https://stackoverflow.com/questions/tagged/bootstrap-5) tag),
+  Overflow ([`bootstrap-4`](https://stackoverflow.com/questions/tagged/bootstrap-4) tag),
   [Slack](https://bootstrap-slack.herokuapp.com/) or [IRC](README.md#community) are better places to get help.
 
 * Please **do not** derail or troll issues. Keep the discussion on topic and
@@ -58,14 +58,14 @@ Good bug reports are extremely helpful, so thanks!
 
 Guidelines for bug reports:
 
-0. **[Validate your HTML](https://html5.validator.nu/)** to ensure your
+0. **[validate your HTML](https://html5.validator.nu/)** to ensure your
    problem isn't caused by a simple error in your own code.
 
 1. **Use the GitHub issue search** — check if the issue has already been
    reported.
 
 2. **Check if the issue has been fixed** — try to reproduce it using the
-   latest `main` (or `v4-dev` branch if the issue is about v4) in the repository.
+   latest `master` or development branch in the repository.
 
 3. **Isolate the problem** — ideally create a [reduced test
    case](https://css-tricks.com/reduced-test-cases/) and a live example.
@@ -101,12 +101,12 @@ Example:
 
 Sometimes bugs reported to us are actually caused by bugs in the browser(s) themselves, not bugs in Bootstrap per se.
 
-| Vendor(s)     | Browser(s)                   | Rendering engine | Bug reporting website(s)                               | Notes                                                    |
+| Vendor(s)     | Browser(s)                   | Rendering engine | Bug reporting website(s)                                                              | Notes                                                    |
-| ------------- | ---------------------------- | ---------------- | ------------------------------------------------------ | -------------------------------------------------------- |
+| ------------- | ---------------------------- | ---------------- | ------------------------------------------------------------------------------------- | -------------------------------------------------------- |
-| Mozilla       | Firefox                      | Gecko            | https://bugzilla.mozilla.org/enter_bug.cgi             | "Core" is normally the right product option to choose.   |
+| Mozilla       | Firefox                      | Gecko            | https://bugzilla.mozilla.org/enter_bug.cgi                                            | "Core" is normally the right product option to choose.   |
-| Apple         | Safari                       | WebKit           | https://bugs.webkit.org/enter_bug.cgi?product=WebKit   | In Apple's bug reporter, choose "Safari" as the product. |
+| Apple         | Safari                       | WebKit           | https://bugs.webkit.org/enter_bug.cgi?product=WebKit <br> https://bugreport.apple.com/ | In Apple's bug reporter, choose "Safari" as the product. |
-| Google, Opera | Chrome, Chromium, Opera v15+ | Blink            | https://bugs.chromium.org/p/chromium/issues/list       | Click the "New issue" button.                            |
+| Google, Opera | Chrome, Chromium, Opera v15+ | Blink            | https://bugs.chromium.org/p/chromium/issues/list                                      | Click the "New issue" button.                            |
-| Microsoft     | Edge                         | Blink            | https://developer.microsoft.com/en-us/microsoft-edge/  | Go to "Help > Send Feedback" from the browser            |
+| Microsoft     | Edge                         | EdgeHTML         | https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/                 |                                                          |
 
 
 ## Feature requests
@@ -123,25 +123,23 @@ Good pull requests—patches, improvements, new features—are a fantastic
 help. They should remain focused in scope and avoid containing unrelated
 commits.
 
-**Please ask first** before embarking on any **significant** pull request (e.g.
+**Please ask first** before embarking on any significant pull request (e.g.
 implementing features, refactoring code, porting to a different language),
 otherwise you risk spending a lot of time working on something that the
-project's developers might not want to merge into the project. For trivial
+project's developers might not want to merge into the project.
-things, or things that don't require a lot of your time, you can go ahead and
-make a PR.
 
 Please adhere to the [coding guidelines](#code-guidelines) used throughout the
 project (indentation, accurate comments, etc.) and any other requirements
 (such as test coverage).
 
-**Do not edit `bootstrap.css` or `bootstrap.js`, and do not commit
+**Do not edit `bootstrap.css`, or `bootstrap.js`
-any dist files (`dist/` or `js/dist`).** Those files are automatically generated by our build tools. You should
+directly!** Those files are automatically generated. You should edit the
-edit the source files in [`/bootstrap/scss/`](https://github.com/twbs/bootstrap/tree/main/scss)
+source files in [`/bootstrap/scss/`](https://github.com/twbs/bootstrap/tree/master/scss)
-and/or [`/bootstrap/js/src/`](https://github.com/twbs/bootstrap/tree/main/js/src) instead.
+and/or [`/bootstrap/js/src/`](https://github.com/twbs/bootstrap/tree/master/js/src) instead.
 
 Similarly, when contributing to Bootstrap's documentation, you should edit the
 documentation source files in
-[the `/bootstrap/site/content/docs/` directory of the `main` branch](https://github.com/twbs/bootstrap/tree/main/site/content/docs).
+[the `/bootstrap/site/content/docs/` directory of the `master` branch](https://github.com/twbs/bootstrap/tree/master/site/content/docs).
 **Do not edit the `gh-pages` branch.** That branch is generated from the
 documentation source files and is managed separately by the Bootstrap Core Team.
 
@@ -163,8 +161,8 @@ included in the project:
 2. If you cloned a while ago, get the latest changes from upstream:
 
    ```bash
-   git checkout main
+   git checkout master
-   git pull upstream main
+   git pull upstream master
    ```
 
 3. Create a new topic branch (off the main project development branch) to
@@ -183,7 +181,7 @@ included in the project:
 5. Locally merge (or rebase) the upstream development branch into your topic branch:
 
    ```bash
-   git pull [--rebase] upstream main
+   git pull [--rebase] upstream master
    ```
 
 6. Push your topic branch up to your fork:
@@ -193,7 +191,7 @@ included in the project:
    ```
 
 7. [Open a Pull Request](https://help.github.com/articles/about-pull-requests/)
-    with a clear title and description against the `main` branch.
+    with a clear title and description against the `master` branch.
 
 **IMPORTANT**: By submitting a patch, you agree to allow the project owners to
 license your work under the terms of the [MIT License](../LICENSE) (if it
@@ -217,7 +215,7 @@ includes code changes) and under the terms of the
 [Adhere to the Code Guide.](https://codeguide.co/#css)
 
 - When feasible, default color palettes should comply with [WCAG color contrast guidelines](https://www.w3.org/TR/WCAG20/#visual-audio-contrast).
-- Except in rare cases, don't remove default `:focus` styles (via e.g. `outline: none;`) without providing alternative styles. See [this A11Y Project post](https://www.a11yproject.com/posts/2013-01-25-never-remove-css-outlines/) for more details.
+- Except in rare cases, don't remove default `:focus` styles (via e.g. `outline: none;`) without providing alternative styles. See [this A11Y Project post](https://a11yproject.com/posts/never-remove-css-outlines/) for more details.
 
 ### JS
 

.github/ISSUE_TEMPLATE/bug.md

@@ -0,0 +1,11 @@
+Before opening:
+
+- [Search for duplicate or closed issues](https://github.com/twbs/bootstrap/issues?utf8=%E2%9C%93&q=is%3Aissue)
+- [Validate](https://html5.validator.nu/) and [lint](https://github.com/twbs/bootlint#in-the-browser) any HTML to avoid common problems
+- Read the [contributing guidelines](https://github.com/twbs/bootstrap/blob/master/.github/CONTRIBUTING.md)
+
+Bug reports must include:
+
+- Operating system and version (Windows, macOS, Android, iOS)
+- Browser and version (Chrome, Firefox, Safari, Microsoft Edge, Opera, Android Browser)
+- [Reduced test case](https://css-tricks.com/reduced-test-cases/) and suggested fix using [CodePen](https://codepen.io/) or [JS Bin](https://jsbin.com/)

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,20 +1,17 @@
 ---
 name: Bug report
 about: Tell us about a bug you may have identified in Bootstrap.
-title: ''
-labels: ''
-assignees: ''
 
 ---
 
 Before opening:
 
 - [Search for duplicate or closed issues](https://github.com/twbs/bootstrap/issues?utf8=%E2%9C%93&q=is%3Aissue)
-- [Validate](https://html5.validator.nu/) any HTML to avoid common problems
+- [Validate](https://html5.validator.nu/) and [lint](https://github.com/twbs/bootlint#in-the-browser) any HTML to avoid common problems
-- Read the [contributing guidelines](https://github.com/twbs/bootstrap/blob/main/.github/CONTRIBUTING.md)
+- Read the [contributing guidelines](https://github.com/twbs/bootstrap/blob/master/.github/CONTRIBUTING.md)
 
 Bug reports must include:
 
 - Operating system and version (Windows, macOS, Android, iOS)
 - Browser and version (Chrome, Firefox, Safari, Microsoft Edge, Opera, Android Browser)
-- A [reduced test case](https://css-tricks.com/reduced-test-cases/) or suggested fix using [CodePen](https://codepen.io/) or [JS Bin](https://jsbin.com/)
+- [Reduced test case](https://css-tricks.com/reduced-test-cases/) and suggested fix using [CodePen](https://codepen.io/) or [JS Bin](https://jsbin.com/)

.github/ISSUE_TEMPLATE/config.yml

@@ -1,4 +0,0 @@
-contact_links:
-  - name: Ask a question
-    url: https://github.com/twbs/bootstrap/discussions/new
-    about: Ask and discuss questions with other Bootstrap community members

.github/ISSUE_TEMPLATE/feature.md

@@ -0,0 +1,9 @@
+Before opening:
+
+- [Search for duplicate or closed issues](https://github.com/twbs/bootstrap/issues?utf8=%E2%9C%93&q=is%3Aissue)
+- Read the [contributing guidelines](https://github.com/twbs/bootstrap/blob/master/.github/CONTRIBUTING.md)
+
+Feature requests must include:
+
+- As much detail as possible for what we should add and why it's important to Bootstrap
+- Relevant links to prior art, screenshots, or live demos whenever possible

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,16 +1,13 @@
 ---
 name: Feature request
 about: Suggest an idea for a new feature in Bootstrap.
-title: ''
-labels: feature
-assignees: ''
 
 ---
 
 Before opening:
 
 - [Search for duplicate or closed issues](https://github.com/twbs/bootstrap/issues?utf8=%E2%9C%93&q=is%3Aissue)
-- Read the [contributing guidelines](https://github.com/twbs/bootstrap/blob/main/.github/CONTRIBUTING.md)
+- Read the [contributing guidelines](https://github.com/twbs/bootstrap/blob/master/.github/CONTRIBUTING.md)
 
 Feature requests must include:
 

.github/SUPPORT.md

@@ -8,4 +8,4 @@ For general troubleshooting or help getting started:
 
 - Join [the official Slack room](https://bootstrap-slack.herokuapp.com/).
 - Chat with fellow Bootstrappers in IRC. On the `irc.freenode.net` server, in the `##bootstrap` channel.
-- Ask and explore Stack Overflow with the [`bootstrap-5`](https://stackoverflow.com/questions/tagged/bootstrap-5) tag.
+- Ask and explore Stack Overflow with the [`bootstrap-4`](https://stackoverflow.com/questions/tagged/bootstrap-4) tag.

.github/dependabot.yml

@@ -1,24 +0,0 @@
-version: 2
-updates:
-  - package-ecosystem: npm
-    directory: "/"
-    schedule:
-      interval: weekly
-      day: tuesday
-      time: "12:00"
-      timezone: Europe/Athens
-    open-pull-requests-limit: 10
-    reviewers:
-      - XhmikosR
-    labels:
-      - dependencies
-      - v5
-    versioning-strategy: increase
-    rebase-strategy: disabled
-  - package-ecosystem: "github-actions"
-    directory: "/"
-    schedule:
-      interval: weekly
-      day: tuesday
-      time: "12:00"
-      timezone: Europe/Athens

.github/release-drafter.yml

@@ -1,54 +0,0 @@
-name-template: 'v$NEXT_MAJOR_VERSION'
-tag-template: 'v$NEXT_MAJOR_VERSION'
-prerelease: true
-exclude-labels:
-  - 'skip-changelog'
-categories:
-  - title: '❗ Breaking Changes'
-    labels:
-      - 'breaking-change'
-  - title: '🚀 Features'
-    labels:
-      - 'new-feature'
-      - 'feature'
-      - 'enhancement'
-  - title: '🐛 Bug fixes'
-    labels:
-      - 'fix'
-      - 'bugfix'
-      - 'bug'
-  - title: '⚡ Performance Improvements'
-    labels:
-      - 'performance'
-  - title: '🎨 CSS'
-    labels:
-      - 'css'
-  - title: '☕️ JavaScript'
-    labels:
-      - 'js'
-  - title: '📖 Docs'
-    labels:
-      - 'docs'
-  - title: '🌎 Accessibility'
-    labels:
-      - 'accessibility'
-  - title: '🔧 Utility API'
-    labels:
-      - 'utility API'
-      - 'utilities'
-  - title: '🏭 Tests'
-    labels:
-      - 'tests'
-  - title: '🧰 Misc'
-    labels:
-      - 'build'
-      - 'meta'
-      - 'chore'
-      - 'CI'
-  - title: '📦 Dependencies'
-    labels:
-      - 'dependencies'
-change-template: '- #$NUMBER: $TITLE'
-template: |
-  ## Changes
-  $CHANGES

.github/workflows/browserstack.yml

@@ -1,44 +0,0 @@
-name: BrowserStack
-
-on:
-  push:
-
-env:
-  FORCE_COLOR: 2
-  NODE: 14
-
-jobs:
-  browserstack:
-    runs-on: ubuntu-latest
-    if: github.repository == 'twbs/bootstrap' && (!contains(github.event.commits[0].message, '[ci skip]') && !contains(github.event.commits[0].message, '[skip ci]'))
-    timeout-minutes: 30
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: "${{ env.NODE }}"
-
-      - name: Set up npm cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.os }}-node-v${{ env.NODE }}-
-
-      - name: Install npm dependencies
-        run: npm ci
-
-      - name: Run dist
-        run: npm run dist
-
-      - name: Run BrowserStack tests
-        run: npm run js-test-cloud
-        env:
-          BROWSER_STACK_ACCESS_KEY: "${{ secrets.BROWSER_STACK_ACCESS_KEY }}"
-          BROWSER_STACK_USERNAME: "${{ secrets.BROWSER_STACK_USERNAME }}"

.github/workflows/bundlewatch.yml

@@ -1,45 +0,0 @@
-name: Bundlewatch
-
-on:
-  push:
-    branches-ignore:
-      - "dependabot/**"
-  pull_request:
-
-env:
-  FORCE_COLOR: 2
-  NODE: 14
-
-jobs:
-  bundlewatch:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: "${{ env.NODE }}"
-
-      - name: Set up npm cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.os }}-node-v${{ env.NODE }}-
-
-      - name: Install npm dependencies
-        run: npm ci
-
-      - name: Run dist
-        run: npm run dist
-
-      - name: Run bundlewatch
-        run: npm run bundlewatch
-        env:
-          BUNDLEWATCH_GITHUB_TOKEN: "${{ secrets.BUNDLEWATCH_GITHUB_TOKEN }}"
-          CI_BRANCH_BASE: main

.github/workflows/codeql.yml

@@ -1,36 +0,0 @@
-name: "CodeQL"
-
-on:
-  push:
-    branches:
-      - main
-      - v4-dev
-      - "!dependabot/**"
-  pull_request:
-    # The branches below must be a subset of the branches above
-    branches:
-      - main
-      - v4-dev
-  schedule:
-    - cron: "0 2 * * 5"
-
-jobs:
-  analyze:
-    name: Analyze
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
-
-      # Initializes the CodeQL tools for scanning.
-      - name: Initialize CodeQL
-        uses: github/codeql-action/init@v1
-        with:
-          languages: "javascript"
-
-      - name: Autobuild
-        uses: github/codeql-action/autobuild@v1
-
-      - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v1

.github/workflows/css.yml

@@ -1,39 +0,0 @@
-name: CSS
-
-on:
-  push:
-    branches-ignore:
-      - "dependabot/**"
-  pull_request:
-
-env:
-  FORCE_COLOR: 2
-  NODE: 14
-
-jobs:
-  css:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: "${{ env.NODE }}"
-
-      - name: Set up npm cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.os }}-node-v${{ env.NODE }}-
-
-      - name: Install npm dependencies
-        run: npm ci
-
-      - name: Build CSS
-        run: npm run css

.github/workflows/docs.yml

@@ -1,41 +0,0 @@
-name: Docs
-
-on:
-  push:
-    branches-ignore:
-      - "dependabot/**"
-  pull_request:
-
-env:
-  FORCE_COLOR: 2
-  NODE: 14
-
-jobs:
-  docs:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: "${{ env.NODE }}"
-
-      - run: java -version
-
-      - name: Set up npm cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.os }}-node-v${{ env.NODE }}-
-
-      - name: Install npm dependencies
-        run: npm ci
-
-      - name: Test docs
-        run: npm run docs

.github/workflows/js.yml

@@ -1,54 +0,0 @@
-name: JS Tests
-
-on:
-  push:
-    branches-ignore:
-      - "dependabot/**"
-  pull_request:
-
-env:
-  FORCE_COLOR: 2
-
-jobs:
-  run:
-    name: Node ${{ matrix.node }}
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        node: [10, 12, 14]
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: ${{ matrix.node }}
-
-      - name: Set up npm cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}}
-          restore-keys: |
-            ${{ runner.os }}-node-v${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.os }}-node-v${{ matrix.node }}-
-
-      - name: Install npm dependencies
-        run: npm ci
-
-      - name: Run dist
-        run: npm run js
-
-      - name: Run JS tests
-        run: npm run js-test
-
-      - name: Run Coveralls
-        uses: coverallsapp/github-action@master
-        if: matrix.node == 14
-        with:
-          github-token: "${{ secrets.GITHUB_TOKEN }}"
-          path-to-lcov: "./js/coverage/lcov.info"

.github/workflows/lint.yml

@@ -1,39 +0,0 @@
-name: Lint
-
-on:
-  push:
-    branches-ignore:
-      - "dependabot/**"
-  pull_request:
-
-env:
-  FORCE_COLOR: 2
-  NODE: 14
-
-jobs:
-  lint:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: "${{ env.NODE }}"
-
-      - name: Set up npm cache
-        uses: actions/cache@v2
-        with:
-          path: ~/.npm
-          key: ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-          restore-keys: |
-            ${{ runner.os }}-node-v${{ env.NODE }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}
-            ${{ runner.os }}-node-v${{ env.NODE }}-
-
-      - name: Install npm dependencies
-        run: npm ci
-
-      - name: Lint
-        run: npm run lint

.github/workflows/node-sass.yml

@@ -1,30 +0,0 @@
-name: CSS (node-sass)
-
-on:
-  push:
-    branches-ignore:
-      - "dependabot/**"
-  pull_request:
-
-env:
-  FORCE_COLOR: 2
-  NODE: 14
-
-jobs:
-  css:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Clone repository
-        uses: actions/checkout@v2
-
-      - name: Set up Node.js
-        uses: actions/setup-node@v2
-        with:
-          node-version: "${{ env.NODE }}"
-
-      - name: Build CSS with node-sass
-        run: |
-          npx --package node-sass@latest node-sass --version
-          npx --package node-sass@latest node-sass --output-style expanded --source-map true --source-map-contents true --precision 6 scss/ -o dist-sass/css/
-          ls -Al dist-sass/css

.github/workflows/release-notes.yml

@@ -1,14 +0,0 @@
-name: Release notes
-
-on:
-  push:
-    branches:
-      - main
-
-jobs:
-  update_release_draft:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: release-drafter/release-drafter@v5
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test.yml

@@ -0,0 +1,62 @@
+name: Tests
+on: [push, pull_request]
+env:
+  CI: true
+
+jobs:
+  run:
+    name: Node ${{ matrix.node }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        node: [10, 12]
+
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v2
+
+      - name: Set Node.js version
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+
+      - run: node --version
+      - run: npm --version
+      - run: java -version
+
+      - name: Set up npm cache
+        uses: actions/cache@v1
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-node-v${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}-${{ hashFiles('.github/workflows/test.yml') }}
+          restore-keys: |
+            ${{ runner.OS }}-node-v${{ matrix.node }}-${{ hashFiles('package.json') }}-${{ hashFiles('package-lock.json') }}-${{ hashFiles('.github/workflows/test.yml') }}
+            ${{ runner.OS }}-node-v${{ matrix.node }}-
+
+      - name: Install npm dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm test
+
+      - name: Run bundlewatch
+        run: npm run bundlewatch
+        if: matrix.node == 10
+        env:
+          BUNDLEWATCH_GITHUB_TOKEN: "${{ secrets.BUNDLEWATCH_GITHUB_TOKEN }}"
+
+      - name: Run BrowserStack tests
+        run: npm run js-test-cloud
+        if: matrix.node == 10 && github.repository == 'twbs/bootstrap' && github.event_name == 'push'
+        env:
+          BROWSER_STACK_ACCESS_KEY: "${{ secrets.BROWSER_STACK_ACCESS_KEY }}"
+          BROWSER_STACK_USERNAME: "${{ secrets.BROWSER_STACK_USERNAME }}"
+
+      - name: Run Coveralls
+        uses: coverallsapp/github-action@master
+        if: matrix.node == 10
+        with:
+          github-token: "${{ secrets.GITHUB_TOKEN }}"
+          path-to-lcov: "./js/coverage/lcov.info"

.gitignore

@@ -1,8 +1,19 @@
 # Ignore docs files
 /_gh_pages/
+# This is the old Jekyll docs dist folder;
+# keeping it here so that when we switch branches it doesn't show up
+/site/docs/**/dist/
+# Jekyll's cache folder; keeping it for the same reason as above
+/site/.jekyll-cache/
 # Hugo resources folder
 /resources/
 
+# Ignore ruby/bundler files;
+# keeping them here so that when we switch branches they don't show up
+/.bundle/
+/vendor/
+/.ruby-version
+
 # Numerous always-ignore extensions
 *.diff
 *.err
@@ -28,9 +39,6 @@
 *.sublime-workspace
 nbproject
 Thumbs.db
-/.vscode/
-# Local Netlify folder
-.netlify
 
 # Komodo
 .komodotools

.stylelintrc

@@ -3,16 +3,7 @@
     "stylelint-config-twbs-bootstrap/scss"
   ],
   "rules": {
-    "declaration-property-value-disallowed-list": {
+    "property-blacklist": [
-      "border": "none",
-      "outline": "none"
-    },
-    "function-disallowed-list": [
-      "calc",
-      "lighten",
-      "darken"
-    ],
-    "property-disallowed-list": [
       "border-radius",
       "border-top-left-radius",
       "border-top-right-radius",
@@ -20,12 +11,12 @@
       "border-bottom-left-radius",
       "transition"
     ],
+    "function-blacklist": ["calc"],
     "scss/dollar-variable-default": [
       true,
       {
         "ignore": "local"
       }
-    ],
+    ]
-    "scss/selector-no-union-class-name": true
   }
 }

CODE_OF_CONDUCT.md

@@ -8,19 +8,19 @@ In the interest of fostering an open and welcoming environment, we as contributo
 
 Examples of behavior that contributes to creating a positive environment include:
 
-- Using welcoming and inclusive language
+* Using welcoming and inclusive language
-- Being respectful of differing viewpoints and experiences
+* Being respectful of differing viewpoints and experiences
-- Gracefully accepting constructive criticism
+* Gracefully accepting constructive criticism
-- Focusing on what is best for the community
+* Focusing on what is best for the community
-- Showing empathy towards other community members
+* Showing empathy towards other community members
 
 Examples of unacceptable behavior by participants include:
 
-- The use of sexualized language or imagery and unwelcome sexual attention or advances
+* The use of sexualized language or imagery and unwelcome sexual attention or advances
-- Trolling, insulting/derogatory comments, and personal or political attacks
+* Trolling, insulting/derogatory comments, and personal or political attacks
-- Public or private harassment
+* Public or private harassment
-- Publishing others' private information, such as a physical or electronic address, without explicit permission
+* Publishing others' private information, such as a physical or electronic address, without explicit permission
-- Other conduct which could reasonably be considered inappropriate in a professional setting
+* Other conduct which could reasonably be considered inappropriate in a professional setting
 
 ## Our Responsibilities
 
@@ -40,4 +40,7 @@ Project maintainers who do not follow or enforce the Code of Conduct in good fai
 
 ## Attribution
 
-This Code of Conduct is adapted from the [Contributor Covenant](https://www.contributor-covenant.org/), version 1.4, available at <https://www.contributor-covenant.org/version/1/4/code-of-conduct/>
+This Code of Conduct is adapted from the [Contributor Covenant][homepage], version 1.4, available at [https://www.contributor-covenant.org/version/1/4/code-of-conduct.html][version]
+
+[homepage]: https://www.contributor-covenant.org/
+[version]: https://www.contributor-covenant.org/version/1/4/code-of-conduct.html

LICENSE

@@ -1,7 +1,7 @@
 The MIT License (MIT)
 
-Copyright (c) 2011-2021 Twitter, Inc.
+Copyright (c) 2011-2020 Twitter, Inc.
-Copyright (c) 2011-2021 The Bootstrap Authors
+Copyright (c) 2011-2020 The Bootstrap Authors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,6 +1,6 @@
 <p align="center">
   <a href="https://getbootstrap.com/">
-    <img src="https://getbootstrap.com/docs/5.0/assets/brand/bootstrap-logo-shadow.png" alt="Bootstrap logo" width="200" height="165">
+    <img src="https://getbootstrap.com/docs/4.3/assets/brand/bootstrap-solid.svg" alt="Bootstrap logo" width="72" height="72">
   </a>
 </p>
 
@@ -9,12 +9,12 @@
 <p align="center">
   Sleek, intuitive, and powerful front-end framework for faster and easier web development.
   <br>
-  <a href="https://getbootstrap.com/docs/5.0/"><strong>Explore Bootstrap docs »</strong></a>
+  <a href="https://getbootstrap.com/docs/4.3/"><strong>Explore Bootstrap docs »</strong></a>
   <br>
   <br>
-  <a href="https://github.com/twbs/bootstrap/issues/new?template=bug_report.md">Report bug</a>
+  <a href="https://github.com/twbs/bootstrap/issues/new?template=bug.md">Report bug</a>
   ·
-  <a href="https://github.com/twbs/bootstrap/issues/new?template=feature_request.md">Request feature</a>
+  <a href="https://github.com/twbs/bootstrap/issues/new?template=feature.md&labels=feature">Request feature</a>
   ·
   <a href="https://themes.getbootstrap.com/">Themes</a>
   ·
@@ -22,11 +22,6 @@
 </p>
 
 
-## Bootstrap 4
-
-Our default branch is for development of our upcoming Bootstrap 5 release. Head to the [`v4-dev` branch](https://github.com/twbs/bootstrap/tree/v4-dev) to view the readme, documentation, and source code for Bootstrap 4.
-
-
 ## Table of contents
 
 - [Quick start](#quick-start)
@@ -46,35 +41,33 @@ Our default branch is for development of our upcoming Bootstrap 5 release. Head
 
 Several quick start options are available:
 
-- [Download the latest release](https://github.com/twbs/bootstrap/archive/v5.0.0-beta1.zip)
+- [Download the latest release.](https://github.com/twbs/bootstrap/archive/v4.3.1.zip)
 - Clone the repo: `git clone https://github.com/twbs/bootstrap.git`
-- Install with [npm](https://www.npmjs.com/): `npm install bootstrap@next`
+- Install with [npm](https://www.npmjs.com/): `npm install bootstrap`
-- Install with [yarn](https://yarnpkg.com/): `yarn add bootstrap@next`
+- Install with [yarn](https://yarnpkg.com/): `yarn add bootstrap@4.3.1`
-- Install with [Composer](https://getcomposer.org/): `composer require twbs/bootstrap:5.0.0-beta1`
+- Install with [Composer](https://getcomposer.org/): `composer require twbs/bootstrap:4.3.1`
 - Install with [NuGet](https://www.nuget.org/): CSS: `Install-Package bootstrap` Sass: `Install-Package bootstrap.sass`
 
-Read the [Getting started page](https://getbootstrap.com/docs/5.0/getting-started/introduction/) for information on the framework contents, templates and examples, and more.
+Read the [Getting started page](https://getbootstrap.com/docs/4.3/getting-started/introduction/) for information on the framework contents, templates and examples, and more.
 
 
 ## Status
 
 [![Slack](https://bootstrap-slack.herokuapp.com/badge.svg)](https://bootstrap-slack.herokuapp.com/)
-[![Build Status](https://github.com/twbs/bootstrap/workflows/JS%20Tests/badge.svg?branch=main)](https://github.com/twbs/bootstrap/actions?query=workflow%3AJS+Tests+branch%3Amain)
+[![Build Status](https://github.com/twbs/bootstrap/workflows/Tests/badge.svg)](https://github.com/twbs/bootstrap/actions?workflow=Tests)
-[![npm version](https://img.shields.io/npm/v/bootstrap)](https://www.npmjs.com/package/bootstrap)
+[![npm version](https://img.shields.io/npm/v/bootstrap.svg)](https://www.npmjs.com/package/bootstrap)
-[![Gem version](https://img.shields.io/gem/v/bootstrap)](https://rubygems.org/gems/bootstrap)
+[![Gem version](https://img.shields.io/gem/v/bootstrap.svg)](https://rubygems.org/gems/bootstrap)
-[![Meteor Atmosphere](https://img.shields.io/badge/meteor-twbs%3Abootstrap-blue)](https://atmospherejs.com/twbs/bootstrap)
+[![Meteor Atmosphere](https://img.shields.io/badge/meteor-twbs%3Abootstrap-blue.svg)](https://atmospherejs.com/twbs/bootstrap)
-[![Packagist Prerelease](https://img.shields.io/packagist/vpre/twbs/bootstrap)](https://packagist.org/packages/twbs/bootstrap)
+[![Packagist Prerelease](https://img.shields.io/packagist/vpre/twbs/bootstrap.svg)](https://packagist.org/packages/twbs/bootstrap)
-[![NuGet](https://img.shields.io/nuget/vpre/bootstrap)](https://www.nuget.org/packages/bootstrap/absoluteLatest)
+[![NuGet](https://img.shields.io/nuget/vpre/bootstrap.svg)](https://www.nuget.org/packages/bootstrap/absoluteLatest)
-[![peerDependencies Status](https://img.shields.io/david/peer/twbs/bootstrap)](https://david-dm.org/twbs/bootstrap?type=peer)
+[![peerDependencies Status](https://img.shields.io/david/peer/twbs/bootstrap.svg)](https://david-dm.org/twbs/bootstrap?type=peer)
-[![devDependency Status](https://img.shields.io/david/dev/twbs/bootstrap)](https://david-dm.org/twbs/bootstrap?type=dev)
+[![devDependency Status](https://img.shields.io/david/dev/twbs/bootstrap.svg)](https://david-dm.org/twbs/bootstrap?type=dev)
-[![Coverage Status](https://img.shields.io/coveralls/github/twbs/bootstrap/main)](https://coveralls.io/github/twbs/bootstrap?branch=main)
+[![Coverage Status](https://img.shields.io/coveralls/github/twbs/bootstrap/master.svg)](https://coveralls.io/github/twbs/bootstrap?branch=master)
-[![CSS gzip size](https://img.badgesize.io/twbs/bootstrap/main/dist/css/bootstrap.min.css?compression=gzip&label=CSS%20gzip%20size)](https://github.com/twbs/bootstrap/blob/main/dist/css/bootstrap.min.css)
+[![CSS gzip size](https://img.badgesize.io/twbs/bootstrap/master/dist/css/bootstrap.min.css?compression=gzip&label=CSS+gzip+size)](https://github.com/twbs/bootstrap/tree/master/dist/css/bootstrap.min.css)
-[![CSS Brotli size](https://img.badgesize.io/twbs/bootstrap/main/dist/css/bootstrap.min.css?compression=brotli&label=CSS%20Brotli%20size)](https://github.com/twbs/bootstrap/blob/main/dist/css/bootstrap.min.css)
+[![JS gzip size](https://img.badgesize.io/twbs/bootstrap/master/dist/js/bootstrap.min.js?compression=gzip&label=JS+gzip+size)](https://github.com/twbs/bootstrap/tree/master/dist/js/bootstrap.min.js)
-[![JS gzip size](https://img.badgesize.io/twbs/bootstrap/main/dist/js/bootstrap.min.js?compression=gzip&label=JS%20gzip%20size)](https://github.com/twbs/bootstrap/blob/main/dist/js/bootstrap.min.js)
-[![JS Brotli size](https://img.badgesize.io/twbs/bootstrap/main/dist/js/bootstrap.min.js?compression=brotli&label=JS%20Brotli%20size)](https://github.com/twbs/bootstrap/blob/main/dist/js/bootstrap.min.js)
 [![BrowserStack Status](https://www.browserstack.com/automate/badge.svg?badge_key=SkxZcStBeExEdVJqQ2hWYnlWckpkNmNEY213SFp6WHFETWk2bGFuY3pCbz0tLXhqbHJsVlZhQnRBdEpod3NLSDMzaHc9PQ==--3d0b75245708616eb93113221beece33e680b229)](https://www.browserstack.com/automate/public-build/SkxZcStBeExEdVJqQ2hWYnlWckpkNmNEY213SFp6WHFETWk2bGFuY3pCbz0tLXhqbHJsVlZhQnRBdEpod3NLSDMzaHc9PQ==--3d0b75245708616eb93113221beece33e680b229)
-[![Backers on Open Collective](https://img.shields.io/opencollective/backers/bootstrap)](#backers)
+[![Backers on Open Collective](https://img.shields.io/opencollective/backers/bootstrap.svg)](#backers)
-[![Sponsors on Open Collective](https://img.shields.io/opencollective/sponsors/bootstrap)](#sponsors)
+[![Sponsors on Open Collective](https://img.shields.io/opencollective/sponsors/bootstrap.svg)](#sponsors)
 
 
 ## What's included
@@ -83,52 +76,37 @@ Within the download you'll find the following directories and files, logically g
 
 ```text
 bootstrap/
-├── css/
+└── dist/
-│   ├── bootstrap-grid.css
+    ├── css/
-│   ├── bootstrap-grid.css.map
+    │   ├── bootstrap-grid.css
-│   ├── bootstrap-grid.min.css
+    │   ├── bootstrap-grid.css.map
-│   ├── bootstrap-grid.min.css.map
+    │   ├── bootstrap-grid.min.css
-│   ├── bootstrap-grid.rtl.css
+    │   ├── bootstrap-grid.min.css.map
-│   ├── bootstrap-grid.rtl.css.map
+    │   ├── bootstrap-reboot.css
-│   ├── bootstrap-grid.rtl.min.css
+    │   ├── bootstrap-reboot.css.map
-│   ├── bootstrap-grid.rtl.min.css.map
+    │   ├── bootstrap-reboot.min.css
-│   ├── bootstrap-reboot.css
+    │   ├── bootstrap-reboot.min.css.map
-│   ├── bootstrap-reboot.css.map
+    │   ├── bootstrap-utilities.css
-│   ├── bootstrap-reboot.min.css
+    │   ├── bootstrap-utilities.css.map
-│   ├── bootstrap-reboot.min.css.map
+    │   ├── bootstrap-utilities.min.css
-│   ├── bootstrap-reboot.rtl.css
+    │   ├── bootstrap-utilities.min.css.map
-│   ├── bootstrap-reboot.rtl.css.map
+    │   ├── bootstrap.css
-│   ├── bootstrap-reboot.rtl.min.css
+    │   ├── bootstrap.css.map
-│   ├── bootstrap-reboot.rtl.min.css.map
+    │   ├── bootstrap.min.css
-│   ├── bootstrap-utilities.css
+    │   └── bootstrap.min.css.map
-│   ├── bootstrap-utilities.css.map
+    └── js/
-│   ├── bootstrap-utilities.min.css
+        ├── bootstrap.bundle.js
-│   ├── bootstrap-utilities.min.css.map
+        ├── bootstrap.bundle.js.map
-│   ├── bootstrap-utilities.rtl.css
+        ├── bootstrap.bundle.min.js
-│   ├── bootstrap-utilities.rtl.css.map
+        ├── bootstrap.bundle.min.js.map
-│   ├── bootstrap-utilities.rtl.min.css
+        ├── bootstrap.esm.js
-│   ├── bootstrap-utilities.rtl.min.css.map
+        ├── bootstrap.esm.js.map
-│   ├── bootstrap.css
+        ├── bootstrap.esm.min.js
-│   ├── bootstrap.css.map
+        ├── bootstrap.esm.min.js.map
-│   ├── bootstrap.min.css
+        ├── bootstrap.js
-│   ├── bootstrap.min.css.map
+        ├── bootstrap.js.map
-│   ├── bootstrap.rtl.css
+        ├── bootstrap.min.js
-│   ├── bootstrap.rtl.css.map
+        └── bootstrap.min.js.map
-│   ├── bootstrap.rtl.min.css
-│   └── bootstrap.rtl.min.css.map
-└── js/
-    ├── bootstrap.bundle.js
-    ├── bootstrap.bundle.js.map
-    ├── bootstrap.bundle.min.js
-    ├── bootstrap.bundle.min.js.map
-    ├── bootstrap.esm.js
-    ├── bootstrap.esm.js.map
-    ├── bootstrap.esm.min.js
-    ├── bootstrap.esm.min.js.map
-    ├── bootstrap.js
-    ├── bootstrap.js.map
-    ├── bootstrap.min.js
-    └── bootstrap.min.js.map
 ```
 
 We provide compiled CSS and JS (`bootstrap.*`), as well as compiled and minified CSS and JS (`bootstrap.min.*`). [source maps](https://developers.google.com/web/tools/chrome-devtools/javascript/source-maps) (`bootstrap.*.map`) are available for use with certain browsers' developer tools. Bundled JS files (`bootstrap.bundle.js` and minified `bootstrap.bundle.min.js`) include [Popper](https://popper.js.org/).
@@ -136,14 +114,14 @@ We provide compiled CSS and JS (`bootstrap.*`), as well as compiled and minified
 
 ## Bugs and feature requests
 
-Have a bug or a feature request? Please first read the [issue guidelines](https://github.com/twbs/bootstrap/blob/main/.github/CONTRIBUTING.md#using-the-issue-tracker) and search for existing and closed issues. If your problem or idea is not addressed yet, [please open a new issue](https://github.com/twbs/bootstrap/issues/new).
+Have a bug or a feature request? Please first read the [issue guidelines](https://github.com/twbs/bootstrap/blob/master/.github/CONTRIBUTING.md#using-the-issue-tracker) and search for existing and closed issues. If your problem or idea is not addressed yet, [please open a new issue](https://github.com/twbs/bootstrap/issues/new).
 
 
 ## Documentation
 
 Bootstrap's documentation, included in this repo in the root directory, is built with [Hugo](https://gohugo.io/) and publicly hosted on GitHub Pages at <https://getbootstrap.com/>. The docs may also be run locally.
 
-Documentation search is powered by [Algolia's DocSearch](https://community.algolia.com/docsearch/). Working on our search? Be sure to set `debug: true` in `site/assets/js/search.js`.
+Documentation search is powered by [Algolia's DocSearch](https://community.algolia.com/docsearch/). Working on our search? Be sure to set `debug: true` in `site/assets/js/src/search.js` file.
 
 ### Running documentation locally
 
@@ -163,11 +141,11 @@ You can find all our previous releases docs on <https://getbootstrap.com/docs/ve
 
 ## Contributing
 
-Please read through our [contributing guidelines](https://github.com/twbs/bootstrap/blob/main/.github/CONTRIBUTING.md). Included are directions for opening issues, coding standards, and notes on development.
+Please read through our [contributing guidelines](https://github.com/twbs/bootstrap/blob/master/.github/CONTRIBUTING.md). Included are directions for opening issues, coding standards, and notes on development.
 
-Moreover, if your pull request contains JavaScript patches or features, you must include [relevant unit tests](https://github.com/twbs/bootstrap/tree/main/js/tests). All HTML and CSS should conform to the [Code Guide](https://github.com/mdo/code-guide), maintained by [Mark Otto](https://github.com/mdo).
+Moreover, if your pull request contains JavaScript patches or features, you must include [relevant unit tests](https://github.com/twbs/bootstrap/tree/master/js/tests). All HTML and CSS should conform to the [Code Guide](https://github.com/mdo/code-guide), maintained by [Mark Otto](https://github.com/mdo).
 
-Editor preferences are available in the [editor config](https://github.com/twbs/bootstrap/blob/main/.editorconfig) for easy use in common text editors. Read more and download plugins at <https://editorconfig.org/>.
+Editor preferences are available in the [editor config](https://github.com/twbs/bootstrap/blob/master/.editorconfig) for easy use in common text editors. Read more and download plugins at <https://editorconfig.org/>.
 
 
 ## Community
@@ -178,7 +156,7 @@ Get updates on Bootstrap's development and chat with the project maintainers and
 - Read and subscribe to [The Official Bootstrap Blog](https://blog.getbootstrap.com/).
 - Join [the official Slack room](https://bootstrap-slack.herokuapp.com/).
 - Chat with fellow Bootstrappers in IRC. On the `irc.freenode.net` server, in the `##bootstrap` channel.
-- Implementation help may be found at Stack Overflow (tagged [`bootstrap-5`](https://stackoverflow.com/questions/tagged/bootstrap-5)).
+- Implementation help may be found at Stack Overflow (tagged [`bootstrap-4`](https://stackoverflow.com/questions/tagged/bootstrap-4)).
 - Developers should use the keyword `bootstrap` on packages which modify or add to the functionality of Bootstrap when distributing through [npm](https://www.npmjs.com/browse/keyword/bootstrap) or similar delivery mechanisms for maximum discoverability.
 
 
@@ -215,16 +193,16 @@ Thanks to [BrowserStack](https://www.browserstack.com/) for providing the infras
 
 Support this project by becoming a sponsor. Your logo will show up here with a link to your website. [[Become a sponsor](https://opencollective.com/bootstrap#sponsor)]
 
-[![OC sponsor 0](https://opencollective.com/bootstrap/sponsor/0/avatar.svg)](https://opencollective.com/bootstrap/sponsor/0/website)
+[![](https://opencollective.com/bootstrap/sponsor/0/avatar.svg)](https://opencollective.com/bootstrap/sponsor/0/website)
-[![OC sponsor 1](https://opencollective.com/bootstrap/sponsor/1/avatar.svg)](https://opencollective.com/bootstrap/sponsor/1/website)
+[![](https://opencollective.com/bootstrap/sponsor/1/avatar.svg)](https://opencollective.com/bootstrap/sponsor/1/website)
-[![OC sponsor 2](https://opencollective.com/bootstrap/sponsor/2/avatar.svg)](https://opencollective.com/bootstrap/sponsor/2/website)
+[![](https://opencollective.com/bootstrap/sponsor/2/avatar.svg)](https://opencollective.com/bootstrap/sponsor/2/website)
-[![OC sponsor 3](https://opencollective.com/bootstrap/sponsor/3/avatar.svg)](https://opencollective.com/bootstrap/sponsor/3/website)
+[![](https://opencollective.com/bootstrap/sponsor/3/avatar.svg)](https://opencollective.com/bootstrap/sponsor/3/website)
-[![OC sponsor 4](https://opencollective.com/bootstrap/sponsor/4/avatar.svg)](https://opencollective.com/bootstrap/sponsor/4/website)
+[![](https://opencollective.com/bootstrap/sponsor/4/avatar.svg)](https://opencollective.com/bootstrap/sponsor/4/website)
-[![OC sponsor 5](https://opencollective.com/bootstrap/sponsor/5/avatar.svg)](https://opencollective.com/bootstrap/sponsor/5/website)
+[![](https://opencollective.com/bootstrap/sponsor/5/avatar.svg)](https://opencollective.com/bootstrap/sponsor/5/website)
-[![OC sponsor 6](https://opencollective.com/bootstrap/sponsor/6/avatar.svg)](https://opencollective.com/bootstrap/sponsor/6/website)
+[![](https://opencollective.com/bootstrap/sponsor/6/avatar.svg)](https://opencollective.com/bootstrap/sponsor/6/website)
-[![OC sponsor 7](https://opencollective.com/bootstrap/sponsor/7/avatar.svg)](https://opencollective.com/bootstrap/sponsor/7/website)
+[![](https://opencollective.com/bootstrap/sponsor/7/avatar.svg)](https://opencollective.com/bootstrap/sponsor/7/website)
-[![OC sponsor 8](https://opencollective.com/bootstrap/sponsor/8/avatar.svg)](https://opencollective.com/bootstrap/sponsor/8/website)
+[![](https://opencollective.com/bootstrap/sponsor/8/avatar.svg)](https://opencollective.com/bootstrap/sponsor/8/website)
-[![OC sponsor 9](https://opencollective.com/bootstrap/sponsor/9/avatar.svg)](https://opencollective.com/bootstrap/sponsor/9/website)
+[![](https://opencollective.com/bootstrap/sponsor/9/avatar.svg)](https://opencollective.com/bootstrap/sponsor/9/website)
 
 
 ## Backers
@@ -236,4 +214,4 @@ Thank you to all our backers! 🙏 [[Become a backer](https://opencollective.com
 
 ## Copyright and license
 
-Code and documentation copyright 2011–2021 the [Bootstrap Authors](https://github.com/twbs/bootstrap/graphs/contributors) and [Twitter, Inc.](https://twitter.com) Code released under the [MIT License](https://github.com/twbs/bootstrap/blob/main/LICENSE). Docs released under [Creative Commons](https://creativecommons.org/licenses/by/3.0/).
+Code and documentation copyright 2011-2020 the [Bootstrap Authors](https://github.com/twbs/bootstrap/graphs/contributors) and [Twitter, Inc.](https://twitter.com) Code released under the [MIT License](https://github.com/twbs/bootstrap/blob/master/LICENSE). Docs released under [Creative Commons](https://creativecommons.org/licenses/by/3.0/).

build/.eslintrc.json

@@ -8,7 +8,6 @@
   },
   "extends": "../.eslintrc.json",
   "rules": {
-    "no-console": "off",
+    "no-console": "off"
-    "strict": "error"
   }
 }

build/banner.js

@@ -7,7 +7,7 @@ function getBanner(pluginFilename) {
   return `/*!
   * Bootstrap${pluginFilename ? ` ${pluginFilename}` : ''} v${pkg.version} (${pkg.homepage})
   * Copyright 2011-${year} ${pkg.author}
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */`
 }
 

build/build-plugins.js

@@ -1,35 +1,40 @@
-#!/usr/bin/env node
-
 /*!
  * Script to build our plugins to use them separately.
- * Copyright 2020-2021 The Bootstrap Authors
+ * Copyright 2020 The Bootstrap Authors
- * Copyright 2020-2021 Twitter, Inc.
+ * Copyright 2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
 'use strict'
 
 const path = require('path')
 const rollup = require('rollup')
-const { babel } = require('@rollup/plugin-babel')
+const babel = require('rollup-plugin-babel')
 const banner = require('./banner.js')
 
-const rootPath = path.resolve(__dirname, '../js/dist/')
 const plugins = [
   babel({
     // Only transpile our source code
     exclude: 'node_modules/**',
-    // Include the helpers in each file, at most one copy of each
+    // Include only required helpers
-    babelHelpers: 'bundled'
+    externalHelpersWhitelist: [
+      'createClass',
+      'createSuper',
+      'defineProperties',
+      'defineProperty',
+      'getPrototypeOf',
+      'inheritsLoose',
+      'objectSpread2'
+    ]
   })
 ]
 const bsPlugins = {
   Data: path.resolve(__dirname, '../js/src/dom/data.js'),
   EventHandler: path.resolve(__dirname, '../js/src/dom/event-handler.js'),
   Manipulator: path.resolve(__dirname, '../js/src/dom/manipulator.js'),
+  Polyfill: path.resolve(__dirname, '../js/src/dom/polyfill.js'),
   SelectorEngine: path.resolve(__dirname, '../js/src/dom/selector-engine.js'),
   Alert: path.resolve(__dirname, '../js/src/alert.js'),
-  Base: path.resolve(__dirname, '../js/src/base-component.js'),
   Button: path.resolve(__dirname, '../js/src/button.js'),
   Carousel: path.resolve(__dirname, '../js/src/carousel.js'),
   Collapse: path.resolve(__dirname, '../js/src/collapse.js'),
@@ -41,33 +46,36 @@ const bsPlugins = {
   Toast: path.resolve(__dirname, '../js/src/toast.js'),
   Tooltip: path.resolve(__dirname, '../js/src/tooltip.js')
 }
+const rootPath = path.resolve(__dirname, '../js/dist/')
 
 const defaultPluginConfig = {
   external: [
     bsPlugins.Data,
-    bsPlugins.Base,
     bsPlugins.EventHandler,
     bsPlugins.SelectorEngine
   ],
   globals: {
     [bsPlugins.Data]: 'Data',
-    [bsPlugins.Base]: 'Base',
     [bsPlugins.EventHandler]: 'EventHandler',
     [bsPlugins.SelectorEngine]: 'SelectorEngine'
   }
 }
 
-const getConfigByPluginKey = pluginKey => {
+function getConfigByPluginKey(pluginKey) {
   if (
     pluginKey === 'Data' ||
     pluginKey === 'Manipulator' ||
     pluginKey === 'EventHandler' ||
+    pluginKey === 'Polyfill' ||
     pluginKey === 'SelectorEngine' ||
     pluginKey === 'Util' ||
     pluginKey === 'Sanitizer'
   ) {
     return {
-      external: []
+      external: [bsPlugins.Polyfill],
+      globals: {
+        [bsPlugins.Polyfill]: 'Polyfill'
+      }
     }
   }
 
@@ -76,7 +84,6 @@ const getConfigByPluginKey = pluginKey => {
   }
 
   if (
-    pluginKey === 'Base' ||
     pluginKey === 'Button' ||
     pluginKey === 'Carousel' ||
     pluginKey === 'Collapse' ||
@@ -91,9 +98,9 @@ const getConfigByPluginKey = pluginKey => {
 
   if (pluginKey === 'Dropdown' || pluginKey === 'Tooltip') {
     const config = Object.assign(defaultPluginConfig)
-    config.external.push(bsPlugins.Manipulator, '@popperjs/core')
+    config.external.push(bsPlugins.Manipulator, 'popper.js')
     config.globals[bsPlugins.Manipulator] = 'Manipulator'
-    config.globals['@popperjs/core'] = 'Popper'
+    config.globals['popper.js'] = 'Popper'
     return config
   }
 
@@ -116,13 +123,11 @@ const getConfigByPluginKey = pluginKey => {
     return {
       external: [
         bsPlugins.Data,
-        bsPlugins.Base,
         bsPlugins.EventHandler,
         bsPlugins.Manipulator
       ],
       globals: {
         [bsPlugins.Data]: 'Data',
-        [bsPlugins.Base]: 'Base',
         [bsPlugins.EventHandler]: 'EventHandler',
         [bsPlugins.Manipulator]: 'Manipulator'
       }
@@ -130,59 +135,51 @@ const getConfigByPluginKey = pluginKey => {
   }
 }
 
-const utilObjects = new Set([
+const utilObjects = [
   'Util',
   'Sanitizer'
-])
+]
 
-const domObjects = new Set([
+const domObjects = [
   'Data',
   'EventHandler',
   'Manipulator',
+  'Polyfill',
   'SelectorEngine'
-])
+]
 
-const build = async plugin => {
+function build(plugin) {
   console.log(`Building ${plugin} plugin...`)
 
   const { external, globals } = getConfigByPluginKey(plugin)
   const pluginFilename = path.basename(bsPlugins[plugin])
   let pluginPath = rootPath
 
-  if (utilObjects.has(plugin)) {
+  if (utilObjects.includes(plugin)) {
     pluginPath = `${rootPath}/util/`
   }
 
-  if (domObjects.has(plugin)) {
+  if (domObjects.includes(plugin)) {
     pluginPath = `${rootPath}/dom/`
   }
 
-  const bundle = await rollup.rollup({
+  rollup.rollup({
     input: bsPlugins[plugin],
     plugins,
     external
+  }).then(bundle => {
+    bundle.write({
+      banner: banner(pluginFilename),
+      format: 'umd',
+      name: plugin,
+      sourcemap: true,
+      globals,
+      file: path.resolve(__dirname, `${pluginPath}/${pluginFilename}`)
+    })
+      .then(() => console.log(`Building ${plugin} plugin... Done!`))
+      .catch(error => console.error(`${plugin}: ${error}`))
   })
-
-  await bundle.write({
-    banner: banner(pluginFilename),
-    format: 'umd',
-    name: plugin,
-    sourcemap: true,
-    globals,
-    file: path.resolve(__dirname, `${pluginPath}/${pluginFilename}`)
-  })
-
-  console.log(`Building ${plugin} plugin... Done!`)
 }
 
-const main = async () => {
+Object.keys(bsPlugins)
-  try {
+  .forEach(plugin => build(plugin))
-    await Promise.all(Object.keys(bsPlugins).map(plugin => build(plugin)))
-  } catch (error) {
-    console.error(error)
-
-    process.exit(1)
-  }
-}
-
-main()

build/change-version.js

@@ -2,9 +2,9 @@
 
 /*!
  * Script to update version number references in the project.
- * Copyright 2017-2021 The Bootstrap Authors
+ * Copyright 2017-2020 The Bootstrap Authors
- * Copyright 2017-2021 Twitter, Inc.
+ * Copyright 2017-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
 'use strict'
@@ -95,7 +95,7 @@ function main(args) {
     'vendor'
   ])
   const INCLUDED_EXTENSIONS = new Set([
-    // This extension allowlist is how we avoid modifying binary files
+    // This extension whitelist is how we avoid modifying binary files
     '',
     '.css',
     '.html',

build/generate-sri.js

@@ -5,9 +5,9 @@
  * Remember to use the same vendor files as the CDN ones,
  * otherwise the hashes won't match!
  *
- * Copyright 2017-2021 The Bootstrap Authors
+ * Copyright 2017-2020 The Bootstrap Authors
- * Copyright 2017-2021 Twitter, Inc.
+ * Copyright 2017-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
 'use strict'
@@ -29,10 +29,6 @@ const files = [
     file: 'dist/css/bootstrap.min.css',
     configPropertyName: 'css_hash'
   },
-  {
-    file: 'dist/css/bootstrap.rtl.min.css',
-    configPropertyName: 'css_rtl_hash'
-  },
   {
     file: 'dist/js/bootstrap.min.js',
     configPropertyName: 'js_hash'
@@ -42,7 +38,7 @@ const files = [
     configPropertyName: 'js_bundle_hash'
   },
   {
-    file: 'node_modules/@popperjs/core/dist/umd/popper.min.js',
+    file: 'node_modules/popper.js/dist/umd/popper.min.js',
     configPropertyName: 'popper_hash'
   }
 ]
@@ -59,6 +55,6 @@ files.forEach(file => {
 
     console.log(`${file.configPropertyName}: ${integrity}`)
 
-    sh.sed('-i', new RegExp(`^(\\s+${file.configPropertyName}:\\s+["'])\\S*(["'])`), `$1${integrity}$2`, configFile)
+    sh.sed('-i', new RegExp(`(\\s${file.configPropertyName}:\\s+"|')(\\S+)("|')`), `$1${integrity}$3`, configFile)
   })
 })

build/postcss.config.js

@@ -1,19 +1,16 @@
 'use strict'
 
-module.exports = ctx => {
+module.exports = ctx => ({
-  return {
+  map: ctx.file.dirname.includes('examples') ?
-    map: ctx.file.dirname.includes('examples') ?
+    false :
-      false :
+    {
-      {
+      inline: false,
-        inline: false,
+      annotation: true,
-        annotation: true,
+      sourcesContent: true
-        sourcesContent: true
+    },
-      },
+  plugins: {
-    plugins: {
+    autoprefixer: {
-      autoprefixer: {
+      cascade: false
-        cascade: false
-      },
-      rtlcss: ctx.env === 'RTL' ? {} : false
     }
   }
-}
+})

build/rollup.config.js

@@ -1,34 +1,41 @@
 'use strict'
 
 const path = require('path')
-const { babel } = require('@rollup/plugin-babel')
+const babel = require('rollup-plugin-babel')
-const { nodeResolve } = require('@rollup/plugin-node-resolve')
+const resolve = require('@rollup/plugin-node-resolve')
-const replace = require('@rollup/plugin-replace')
 const banner = require('./banner.js')
 
 const BUNDLE = process.env.BUNDLE === 'true'
 const ESM = process.env.ESM === 'true'
 
 let fileDest = `bootstrap${ESM ? '.esm' : ''}`
-const external = ['@popperjs/core']
+const external = ['popper.js']
 const plugins = [
   babel({
-    // Only transpile our source code
+  // Only transpile our source code
     exclude: 'node_modules/**',
-    // Include the helpers in the bundle, at most one copy of each
+    // Include only required helpers
-    babelHelpers: 'bundled'
+    externalHelpersWhitelist: [
+      'createClass',
+      'createSuper',
+      'defineProperties',
+      'defineProperty',
+      'getPrototypeOf',
+      'inheritsLoose',
+      'objectSpread2'
+    ]
   })
 ]
 const globals = {
-  '@popperjs/core': 'Popper'
+  'popper.js': 'Popper'
 }
 
 if (BUNDLE) {
   fileDest += '.bundle'
   // Remove last entry in external array to bundle Popper
   external.pop()
-  delete globals['@popperjs/core']
+  delete globals['popper.js']
-  plugins.push(replace({ 'process.env.NODE_ENV': '"production"' }), nodeResolve())
+  plugins.push(resolve())
 }
 
 const rollupConfig = {

build/ship.sh

@@ -29,7 +29,7 @@ fi
 printf "\n%s=======================================================%s" "$magenta" "$end"
 printf "\n%sPulling latest changes...%s" "$magenta" "$end"
 printf "\n%s=======================================================\n\n%s" "$magenta" "$end"
-git pull origin main
+git pull origin master
 
 # Update version number
 printf "\n%s=======================================================%s" "$magenta" "$end"

build/vnu-jar.js

@@ -2,9 +2,9 @@
 
 /*!
  * Script to run vnu-jar if Java is available.
- * Copyright 2017-2021 The Bootstrap Authors
+ * Copyright 2017-2020 The Bootstrap Authors
- * Copyright 2017-2021 Twitter, Inc.
+ * Copyright 2017-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
 'use strict'

build/zip-examples.js

@@ -1,90 +0,0 @@
-#!/usr/bin/env node
-
-/*!
- * Script to create the built examples zip archive;
- * requires the `zip` command to be present!
- * Copyright 2020-2021 The Bootstrap Authors
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
- */
-
-'use strict'
-
-const path = require('path')
-const sh = require('shelljs')
-
-const pkg = require('../package.json')
-
-const versionShort = pkg.config.version_short
-const distFolder = `bootstrap-${pkg.version}-examples`
-const rootDocsDir = '_gh_pages'
-const docsDir = `${rootDocsDir}/docs/${versionShort}/`
-
-// these are the files we need in the examples
-const cssFiles = [
-  'bootstrap.min.css',
-  'bootstrap.min.css.map',
-  'bootstrap.rtl.min.css',
-  'bootstrap.rtl.min.css.map'
-]
-const jsFiles = [
-  'bootstrap.bundle.min.js',
-  'bootstrap.bundle.min.js.map'
-]
-const imgFiles = [
-  'bootstrap-logo.svg',
-  'bootstrap-logo-white.svg'
-]
-
-sh.config.fatal = true
-
-if (!sh.test('-d', rootDocsDir)) {
-  throw new Error(`The "${rootDocsDir}" folder does not exist, did you forget building the docs?`)
-}
-
-// switch to the root dir
-sh.cd(path.join(__dirname, '..'))
-
-// remove any previously created folder/zip with the same name
-sh.rm('-rf', [distFolder, `${distFolder}.zip`])
-
-// create any folders so that `cp` works
-sh.mkdir('-p', [
-  distFolder,
-  `${distFolder}/assets/brand/`,
-  `${distFolder}/assets/dist/css/`,
-  `${distFolder}/assets/dist/js/`
-])
-
-sh.cp('-Rf', `${docsDir}/examples/*`, distFolder)
-
-cssFiles.forEach(file => {
-  sh.cp('-f', `${docsDir}/dist/css/${file}`, `${distFolder}/assets/dist/css/`)
-})
-
-jsFiles.forEach(file => {
-  sh.cp('-f', `${docsDir}/dist/js/${file}`, `${distFolder}/assets/dist/js/`)
-})
-
-imgFiles.forEach(file => {
-  sh.cp('-f', `${docsDir}/assets/brand/${file}`, `${distFolder}/assets/brand/`)
-})
-
-sh.rm(`${distFolder}/index.html`)
-
-// get all examples' HTML files
-sh.find(`${distFolder}/**/*.html`).forEach(file => {
-  const fileContents = sh.cat(file)
-    .toString()
-    .replace(new RegExp(`"/docs/${versionShort}/`, 'g'), '"../')
-    .replace(/"..\/dist\//g, '"../assets/dist/')
-    .replace(/(<link href="\.\.\/.*) integrity=".*>/g, '$1>')
-    .replace(/(<script src="\.\.\/.*) integrity=".*>/g, '$1></script>')
-    .replace(/( +)<!-- favicons(.|\n)+<style>/i, '    <style>')
-  new sh.ShellString(fileContents).to(file)
-})
-
-// create the zip file
-sh.exec(`zip -r9 "${distFolder}.zip" "${distFolder}"`)
-
-// remove the folder we created
-sh.rm('-rf', distFolder)

config.yml

@@ -25,7 +25,7 @@ publishDir:             "_gh_pages"
 module:
   mounts:
     - source:           dist
-      target:           static/docs/5.0/dist
+      target:           static/docs/4.3/dist
     - source:           site/assets
       target:           assets
     - source:           site/content
@@ -36,44 +36,42 @@ module:
       target:           layouts
     - source:           site/static
       target:           static
-    - source:           site/static/docs/5.0/assets/img/favicons/apple-touch-icon.png
+    - source:           site/static/docs/4.3/assets/img/favicons/apple-touch-icon.png
       target:           static/apple-touch-icon.png
-    - source:           site/static/docs/5.0/assets/img/favicons/favicon.ico
+    - source:           site/static/docs/4.3/assets/img/favicons/favicon.ico
       target:           static/favicon.ico
 
 params:
   description:          "The most popular HTML, CSS, and JS library in the world."
   authors:              "Mark Otto, Jacob Thornton, and Bootstrap contributors"
-  social_image_path:    /docs/5.0/assets/brand/bootstrap-social.png
+  social_image_path:    /docs/4.3/assets/brand/bootstrap-social.png
-  social_logo_path:     /docs/5.0/assets/brand/bootstrap-social-logo.png
+  social_logo_path:     /docs/4.3/assets/brand/bootstrap-social-logo.png
 
-  current_version:      "5.0.0-beta1"
+  current_version:      "4.3.1"
-  current_ruby_version: "5.0.0.beta1"
+  current_ruby_version: "4.3.1"
-  docs_version:         "5.0"
+  rfs_version:          "9.0.2"
-  rfs_version:          "9.0.3"
+  docs_version:         "4.3"
   github_org:           "https://github.com/twbs"
   repo:                 "https://github.com/twbs/bootstrap"
   twitter:              "getbootstrap"
   slack:                "https://bootstrap-slack.herokuapp.com/"
   opencollective:       "https://opencollective.com/bootstrap"
   blog:                 "https://blog.getbootstrap.com/"
+  expo:                 "https://expo.getbootstrap.com/"
   themes:               "https://themes.getbootstrap.com/"
   icons:                "https://icons.getbootstrap.com/"
 
   download:
-    source:             "https://github.com/twbs/bootstrap/archive/v5.0.0-beta1.zip"
+    source:             "https://github.com/twbs/bootstrap/archive/v4.3.1.zip"
-    dist:               "https://github.com/twbs/bootstrap/releases/download/v5.0.0-beta1/bootstrap-5.0.0-beta1-dist.zip"
+    dist:               "https://github.com/twbs/bootstrap/releases/download/v4.3.1/bootstrap-4.3.1-dist.zip"
-    dist_examples:      "https://github.com/twbs/bootstrap/releases/download/v5.0.0-beta1/bootstrap-5.0.0-beta1-examples.zip"
 
   cdn:
     # See https://www.srihash.org for info on how to generate the hashes
-    css:              "https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta1/dist/css/bootstrap.min.css"
+    css:              "https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css"
-    css_hash:         "sha384-giJF6kkoqNQ00vy+HMDP7azOuL0xtbfIcaT9wjKHr8RbDVddVHyTfAAsrekwKmP1"
+    css_hash:         "sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T"
-    css_rtl:          "https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta1/dist/css/bootstrap.rtl.min.css"
+    js:               "https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"
-    css_rtl_hash:     "sha384-mUkCBeyHPdg0tqB6JDd+65Gpw5h/l8DKcCTV2D2UpaMMFd7Jo8A+mDAosaWgFBPl"
+    js_hash:          "sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM"
-    js:               "https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta1/dist/js/bootstrap.min.js"
+    js_bundle:        "https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.bundle.min.js"
-    js_hash:          "sha384-pQQkAEnwaBkjpqZ8RU1fF1AKtTcHJwFl3pblpTlHXybJjHpMYo79HY3hIi4NKxyj"
+    js_bundle_hash:   "sha384-xrRywqdh3PHs8keKZN+8zzc5TX0GRTLCcmivcbNJWm2rs5C8PRhcEn3czEjhAO9o"
-    js_bundle:        "https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta1/dist/js/bootstrap.bundle.min.js"
+    popper:           "https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js"
-    js_bundle_hash:   "sha384-ygbV9kiqUc6oa4msXn9868pTtWMgiQaeYH7/t7LECLbyPA2x65Kgf80OJFdroafW"
+    popper_hash:      "sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo"
-    popper:           "https://cdn.jsdelivr.net/npm/@popperjs/core@2.6.0/dist/umd/popper.min.js"
-    popper_hash:      "sha384-KsvD1yqQ1/1+IA7gi3P0tyJcT3vR+NdBTt13hSJ2lnve8agRGXTTyNaBYmCR/Nwi"

dist/css/bootstrap-reboot.css

@@ -1,8 +1,8 @@
 /*!
- * Bootstrap Reboot v5.0.0-beta1 (https://getbootstrap.com/)
+ * Bootstrap Reboot v4.3.1 (https://getbootstrap.com/)
  * Copyright 2011-2020 The Bootstrap Authors
  * Copyright 2011-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md)
  */
 *,
@@ -11,15 +11,9 @@
   box-sizing: border-box;
 }
 
-@media (prefers-reduced-motion: no-preference) {
-  :root {
-    scroll-behavior: smooth;
-  }
-}
-
 body {
   margin: 0;
-  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
+  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
   font-size: 1rem;
   font-weight: 400;
   line-height: 1.5;
@@ -45,7 +39,7 @@ hr:not([size]) {
   height: 1px;
 }
 
-h6, h5, h4, h3, h2, h1 {
+h1, h2, h3, h4, h5, h6 {
   margin-top: 0;
   margin-bottom: 0.5rem;
   font-weight: 500;
@@ -55,6 +49,7 @@ h6, h5, h4, h3, h2, h1 {
 h1 {
   font-size: calc(1.375rem + 1.5vw);
 }
+
 @media (min-width: 1200px) {
   h1 {
     font-size: 2.5rem;
@@ -64,6 +59,7 @@ h1 {
 h2 {
   font-size: calc(1.325rem + 0.9vw);
 }
+
 @media (min-width: 1200px) {
   h2 {
     font-size: 2rem;
@@ -73,6 +69,7 @@ h2 {
 h3 {
   font-size: calc(1.3rem + 0.6vw);
 }
+
 @media (min-width: 1200px) {
   h3 {
     font-size: 1.75rem;
@@ -82,6 +79,7 @@ h3 {
 h4 {
   font-size: calc(1.275rem + 0.3vw);
 }
+
 @media (min-width: 1200px) {
   h4 {
     font-size: 1.5rem;
@@ -102,7 +100,7 @@ p {
 }
 
 abbr[title],
-abbr[data-bs-original-title] {
+abbr[data-original-title] {
   text-decoration: underline;
   -webkit-text-decoration: underline dotted;
   text-decoration: underline dotted;
@@ -141,7 +139,7 @@ dt {
 }
 
 dd {
-  margin-bottom: 0.5rem;
+  margin-bottom: .5rem;
   margin-left: 0;
 }
 
@@ -172,22 +170,23 @@ sup {
 }
 
 sub {
-  bottom: -0.25em;
+  bottom: -.25em;
 }
 
 sup {
-  top: -0.5em;
+  top: -.5em;
 }
 
 a {
   color: #0d6efd;
   text-decoration: underline;
 }
+
 a:hover {
-  color: #0a58ca;
+  color: #024dbc;
 }
 
-a:not([href]):not([class]), a:not([href]):not([class]):hover {
+a:not([href]), a:not([href]):hover {
   color: inherit;
   text-decoration: none;
 }
@@ -198,8 +197,6 @@ kbd,
 samp {
   font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
   font-size: 1em;
-  direction: ltr /* rtl:ignore */;
-  unicode-bidi: bidi-override;
 }
 
 pre {
@@ -209,6 +206,7 @@ pre {
   overflow: auto;
   font-size: 0.875em;
 }
+
 pre code {
   font-size: inherit;
   color: inherit;
@@ -220,6 +218,7 @@ code {
   color: #d63384;
   word-wrap: break-word;
 }
+
 a > code {
   color: inherit;
 }
@@ -231,6 +230,7 @@ kbd {
   background-color: #212529;
   border-radius: 0.2rem;
 }
+
 kbd kbd {
   padding: 0;
   font-size: 1em;
@@ -263,19 +263,9 @@ th {
   text-align: -webkit-match-parent;
 }
 
-thead,
-tbody,
-tfoot,
-tr,
-td,
-th {
-  border-color: inherit;
-  border-style: solid;
-  border-width: 0;
-}
-
 label {
   display: inline-block;
+  margin-bottom: 0.5rem;
 }
 
 button {
@@ -283,8 +273,8 @@ button {
 }
 
 button:focus {
-  outline: dotted 1px;
+  outline: 1px dotted;
-  outline: -webkit-focus-ring-color auto 5px;
+  outline: 5px auto -webkit-focus-ring-color;
 }
 
 input,
@@ -299,12 +289,13 @@ textarea {
 }
 
 button,
-select {
+input {
-  text-transform: none;
+  overflow: visible;
 }
 
-[role=button] {
+button,
-  cursor: pointer;
+select {
+  text-transform: none;
 }
 
 select {
@@ -316,15 +307,16 @@ select {
 }
 
 button,
-[type=button],
+[type="button"],
-[type=reset],
+[type="reset"],
-[type=submit] {
+[type="submit"] {
   -webkit-appearance: button;
 }
+
 button:not(:disabled),
-[type=button]:not(:disabled),
+[type="button"]:not(:disabled),
-[type=reset]:not(:disabled),
+[type="reset"]:not(:disabled),
-[type=submit]:not(:disabled) {
+[type="submit"]:not(:disabled) {
   cursor: pointer;
 }
 
@@ -333,6 +325,13 @@ button:not(:disabled),
   border-style: none;
 }
 
+input[type="date"],
+input[type="time"],
+input[type="datetime-local"],
+input[type="month"] {
+  -webkit-appearance: textfield;
+}
+
 textarea {
   resize: vertical;
 }
@@ -351,12 +350,15 @@ legend {
   margin-bottom: 0.5rem;
   font-size: calc(1.275rem + 0.3vw);
   line-height: inherit;
+  white-space: normal;
 }
+
 @media (min-width: 1200px) {
   legend {
     font-size: 1.5rem;
   }
 }
+
 legend + * {
   clear: left;
 }
@@ -375,19 +377,11 @@ legend + * {
   height: auto;
 }
 
-[type=search] {
+[type="search"] {
   outline-offset: -2px;
   -webkit-appearance: textfield;
 }
 
-/* rtl:raw:
-[type="tel"],
-[type="url"],
-[type="email"],
-[type="number"] {
-  direction: ltr;
-}
-*/
 ::-webkit-search-decoration {
   -webkit-appearance: none;
 }
@@ -396,10 +390,6 @@ legend + * {
   padding: 0;
 }
 
-::file-selector-button {
-  font: inherit;
-}
-
 ::-webkit-file-upload-button {
   font: inherit;
   -webkit-appearance: button;
@@ -409,10 +399,6 @@ output {
   display: inline-block;
 }
 
-iframe {
-  border: 0;
-}
-
 summary {
   display: list-item;
   cursor: pointer;
@@ -425,5 +411,4 @@ progress {
 [hidden] {
   display: none !important;
 }
-
 /*# sourceMappingURL=bootstrap-reboot.css.map */

dist/css/bootstrap-reboot.min.css

@@ -1,8 +1,8 @@
 /*!
- * Bootstrap Reboot v5.0.0-beta1 (https://getbootstrap.com/)
+ * Bootstrap Reboot v4.3.1 (https://getbootstrap.com/)
  * Copyright 2011-2020 The Bootstrap Authors
  * Copyright 2011-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md)
- */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}[tabindex="-1"]:focus:not(:focus-visible){outline:0!important}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{text-decoration:underline;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus{outline:dotted 1px;outline:-webkit-focus-ring-color auto 5px}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important}
+ */*,::after,::before{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}[tabindex="-1"]:focus:not(:focus-visible){outline:0!important}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-original-title],abbr[title]{text-decoration:underline;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#024dbc}a:not([href]),a:not([href]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}label{display:inline-block;margin-bottom:.5rem}button{border-radius:0}button:focus{outline:1px dotted;outline:5px auto -webkit-focus-ring-color}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,input{overflow:visible}button,select{text-transform:none}select{word-wrap:normal}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}input[type=date],input[type=datetime-local],input[type=month],input[type=time]{-webkit-appearance:textfield}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit;white-space:normal}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important}
 /*# sourceMappingURL=bootstrap-reboot.min.css.map */

dist/css/bootstrap-reboot.rtl.css

@@ -1,426 +0,0 @@
-/*!
- * Bootstrap Reboot v5.0.0-beta1 (https://getbootstrap.com/)
- * Copyright 2011-2020 The Bootstrap Authors
- * Copyright 2011-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
- * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md)
- */
-*,
-*::before,
-*::after {
-  box-sizing: border-box;
-}
-
-@media (prefers-reduced-motion: no-preference) {
-  :root {
-    scroll-behavior: smooth;
-  }
-}
-
-body {
-  margin: 0;
-  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
-  font-size: 1rem;
-  font-weight: 400;
-  line-height: 1.5;
-  color: #212529;
-  background-color: #fff;
-  -webkit-text-size-adjust: 100%;
-  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
-}
-
-[tabindex="-1"]:focus:not(:focus-visible) {
-  outline: 0 !important;
-}
-
-hr {
-  margin: 1rem 0;
-  color: inherit;
-  background-color: currentColor;
-  border: 0;
-  opacity: 0.25;
-}
-
-hr:not([size]) {
-  height: 1px;
-}
-
-h6, h5, h4, h3, h2, h1 {
-  margin-top: 0;
-  margin-bottom: 0.5rem;
-  font-weight: 500;
-  line-height: 1.2;
-}
-
-h1 {
-  font-size: calc(1.375rem + 1.5vw);
-}
-@media (min-width: 1200px) {
-  h1 {
-    font-size: 2.5rem;
-  }
-}
-
-h2 {
-  font-size: calc(1.325rem + 0.9vw);
-}
-@media (min-width: 1200px) {
-  h2 {
-    font-size: 2rem;
-  }
-}
-
-h3 {
-  font-size: calc(1.3rem + 0.6vw);
-}
-@media (min-width: 1200px) {
-  h3 {
-    font-size: 1.75rem;
-  }
-}
-
-h4 {
-  font-size: calc(1.275rem + 0.3vw);
-}
-@media (min-width: 1200px) {
-  h4 {
-    font-size: 1.5rem;
-  }
-}
-
-h5 {
-  font-size: 1.25rem;
-}
-
-h6 {
-  font-size: 1rem;
-}
-
-p {
-  margin-top: 0;
-  margin-bottom: 1rem;
-}
-
-abbr[title],
-abbr[data-bs-original-title] {
-  text-decoration: underline;
-  -webkit-text-decoration: underline dotted;
-  text-decoration: underline dotted;
-  cursor: help;
-  -webkit-text-decoration-skip-ink: none;
-  text-decoration-skip-ink: none;
-}
-
-address {
-  margin-bottom: 1rem;
-  font-style: normal;
-  line-height: inherit;
-}
-
-ol,
-ul {
-  padding-right: 2rem;
-}
-
-ol,
-ul,
-dl {
-  margin-top: 0;
-  margin-bottom: 1rem;
-}
-
-ol ol,
-ul ul,
-ol ul,
-ul ol {
-  margin-bottom: 0;
-}
-
-dt {
-  font-weight: 700;
-}
-
-dd {
-  margin-bottom: 0.5rem;
-  margin-right: 0;
-}
-
-blockquote {
-  margin: 0 0 1rem;
-}
-
-b,
-strong {
-  font-weight: bolder;
-}
-
-small {
-  font-size: 0.875em;
-}
-
-mark {
-  padding: 0.2em;
-  background-color: #fcf8e3;
-}
-
-sub,
-sup {
-  position: relative;
-  font-size: 0.75em;
-  line-height: 0;
-  vertical-align: baseline;
-}
-
-sub {
-  bottom: -0.25em;
-}
-
-sup {
-  top: -0.5em;
-}
-
-a {
-  color: #0d6efd;
-  text-decoration: underline;
-}
-a:hover {
-  color: #0a58ca;
-}
-
-a:not([href]):not([class]), a:not([href]):not([class]):hover {
-  color: inherit;
-  text-decoration: none;
-}
-
-pre,
-code,
-kbd,
-samp {
-  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
-  font-size: 1em;
-  direction: ltr ;
-  unicode-bidi: bidi-override;
-}
-
-pre {
-  display: block;
-  margin-top: 0;
-  margin-bottom: 1rem;
-  overflow: auto;
-  font-size: 0.875em;
-}
-pre code {
-  font-size: inherit;
-  color: inherit;
-  word-break: normal;
-}
-
-code {
-  font-size: 0.875em;
-  color: #d63384;
-  word-wrap: break-word;
-}
-a > code {
-  color: inherit;
-}
-
-kbd {
-  padding: 0.2rem 0.4rem;
-  font-size: 0.875em;
-  color: #fff;
-  background-color: #212529;
-  border-radius: 0.2rem;
-}
-kbd kbd {
-  padding: 0;
-  font-size: 1em;
-  font-weight: 700;
-}
-
-figure {
-  margin: 0 0 1rem;
-}
-
-img,
-svg {
-  vertical-align: middle;
-}
-
-table {
-  caption-side: bottom;
-  border-collapse: collapse;
-}
-
-caption {
-  padding-top: 0.5rem;
-  padding-bottom: 0.5rem;
-  color: #6c757d;
-  text-align: right;
-}
-
-th {
-  text-align: inherit;
-  text-align: -webkit-match-parent;
-}
-
-thead,
-tbody,
-tfoot,
-tr,
-td,
-th {
-  border-color: inherit;
-  border-style: solid;
-  border-width: 0;
-}
-
-label {
-  display: inline-block;
-}
-
-button {
-  border-radius: 0;
-}
-
-button:focus {
-  outline: dotted 1px;
-  outline: -webkit-focus-ring-color auto 5px;
-}
-
-input,
-button,
-select,
-optgroup,
-textarea {
-  margin: 0;
-  font-family: inherit;
-  font-size: inherit;
-  line-height: inherit;
-}
-
-button,
-select {
-  text-transform: none;
-}
-
-[role=button] {
-  cursor: pointer;
-}
-
-select {
-  word-wrap: normal;
-}
-
-[list]::-webkit-calendar-picker-indicator {
-  display: none;
-}
-
-button,
-[type=button],
-[type=reset],
-[type=submit] {
-  -webkit-appearance: button;
-}
-button:not(:disabled),
-[type=button]:not(:disabled),
-[type=reset]:not(:disabled),
-[type=submit]:not(:disabled) {
-  cursor: pointer;
-}
-
-::-moz-focus-inner {
-  padding: 0;
-  border-style: none;
-}
-
-textarea {
-  resize: vertical;
-}
-
-fieldset {
-  min-width: 0;
-  padding: 0;
-  margin: 0;
-  border: 0;
-}
-
-legend {
-  float: right;
-  width: 100%;
-  padding: 0;
-  margin-bottom: 0.5rem;
-  font-size: calc(1.275rem + 0.3vw);
-  line-height: inherit;
-}
-@media (min-width: 1200px) {
-  legend {
-    font-size: 1.5rem;
-  }
-}
-legend + * {
-  clear: right;
-}
-
-::-webkit-datetime-edit-fields-wrapper,
-::-webkit-datetime-edit-text,
-::-webkit-datetime-edit-minute,
-::-webkit-datetime-edit-hour-field,
-::-webkit-datetime-edit-day-field,
-::-webkit-datetime-edit-month-field,
-::-webkit-datetime-edit-year-field {
-  padding: 0;
-}
-
-::-webkit-inner-spin-button {
-  height: auto;
-}
-
-[type=search] {
-  outline-offset: -2px;
-  -webkit-appearance: textfield;
-}
-
-[type="tel"],
-[type="url"],
-[type="email"],
-[type="number"] {
-  direction: ltr;
-}
-::-webkit-search-decoration {
-  -webkit-appearance: none;
-}
-
-::-webkit-color-swatch-wrapper {
-  padding: 0;
-}
-
-::file-selector-button {
-  font: inherit;
-}
-
-::-webkit-file-upload-button {
-  font: inherit;
-  -webkit-appearance: button;
-}
-
-output {
-  display: inline-block;
-}
-
-iframe {
-  border: 0;
-}
-
-summary {
-  display: list-item;
-  cursor: pointer;
-}
-
-progress {
-  vertical-align: baseline;
-}
-
-[hidden] {
-  display: none !important;
-}
-/*# sourceMappingURL=bootstrap-reboot.rtl.css.map */

dist/css/bootstrap-reboot.rtl.min.css

@@ -1,8 +0,0 @@
-/*!
- * Bootstrap Reboot v5.0.0-beta1 (https://getbootstrap.com/)
- * Copyright 2011-2020 The Bootstrap Authors
- * Copyright 2011-2020 Twitter, Inc.
- * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
- * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md)
- */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}[tabindex="-1"]:focus:not(:focus-visible){outline:0!important}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{text-decoration:underline;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus{outline:dotted 1px;outline:-webkit-focus-ring-color auto 5px}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important}
-/*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */

js/dist/alert.js

@@ -1,30 +1,45 @@
 /*!
-  * Bootstrap alert.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap alert.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
-  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js')) :
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/selector-engine.js')) :
-  typeof define === 'function' && define.amd ? define(['./dom/data', './dom/event-handler'], factory) :
+  typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js', './dom/selector-engine.js'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Alert = factory(global.Data, global.EventHandler));
+  (global = global || self, global.Alert = factory(global.Data, global.EventHandler, global.SelectorEngine));
-}(this, (function (Data, EventHandler) { 'use strict';
+}(this, (function (Data, EventHandler, SelectorEngine) { 'use strict';
 
-  function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
+  Data = Data && Object.prototype.hasOwnProperty.call(Data, 'default') ? Data['default'] : Data;
+  EventHandler = EventHandler && Object.prototype.hasOwnProperty.call(EventHandler, 'default') ? EventHandler['default'] : EventHandler;
+  SelectorEngine = SelectorEngine && Object.prototype.hasOwnProperty.call(SelectorEngine, 'default') ? SelectorEngine['default'] : SelectorEngine;
 
-  var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
+  function _defineProperties(target, props) {
-  var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
+    for (var i = 0; i < props.length; i++) {
+      var descriptor = props[i];
+      descriptor.enumerable = descriptor.enumerable || false;
+      descriptor.configurable = true;
+      if ("value" in descriptor) descriptor.writable = true;
+      Object.defineProperty(target, descriptor.key, descriptor);
+    }
+  }
+
+  function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+  }
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): util/index.js
+   * Bootstrap (v4.3.1): util/index.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
   var MILLISECONDS_MULTIPLIER = 1000;
   var TRANSITION_END = 'transitionend'; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
 
   var getSelector = function getSelector(element) {
-    var selector = element.getAttribute('data-bs-target');
+    var selector = element.getAttribute('data-target');
 
     if (!selector || selector === '#') {
       var hrefAttr = element.getAttribute('href');
@@ -49,8 +64,8 @@
         transitionDuration = _window$getComputedSt.transitionDuration,
         transitionDelay = _window$getComputedSt.transitionDelay;
 
-    var floatTransitionDuration = Number.parseFloat(transitionDuration);
+    var floatTransitionDuration = parseFloat(transitionDuration);
-    var floatTransitionDelay = Number.parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
+    var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
 
     if (!floatTransitionDuration && !floatTransitionDelay) {
       return 0;
@@ -59,7 +74,7 @@
 
     transitionDuration = transitionDuration.split(',')[0];
     transitionDelay = transitionDelay.split(',')[0];
-    return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
+    return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
   };
 
   var triggerTransitionEnd = function triggerTransitionEnd(element) {
@@ -88,72 +103,13 @@
     var _window = window,
         jQuery = _window.jQuery;
 
-    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+    if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
       return jQuery;
     }
 
     return null;
   };
 
-  var onDOMContentLoaded = function onDOMContentLoaded(callback) {
-    if (document.readyState === 'loading') {
-      document.addEventListener('DOMContentLoaded', callback);
-    } else {
-      callback();
-    }
-  };
-
-  var isRTL = document.documentElement.dir === 'rtl';
-
-  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-  /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
-   */
-
-  var VERSION = '5.0.0-beta1';
-
-  var BaseComponent = /*#__PURE__*/function () {
-    function BaseComponent(element) {
-      if (!element) {
-        return;
-      }
-
-      this._element = element;
-      Data__default['default'].setData(element, this.constructor.DATA_KEY, this);
-    }
-
-    var _proto = BaseComponent.prototype;
-
-    _proto.dispose = function dispose() {
-      Data__default['default'].removeData(this._element, this.constructor.DATA_KEY);
-      this._element = null;
-    }
-    /** Static */
-    ;
-
-    BaseComponent.getInstance = function getInstance(element) {
-      return Data__default['default'].getData(element, this.DATA_KEY);
-    };
-
-    _createClass(BaseComponent, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-
-    return BaseComponent;
-  }();
-
-  function _defineProperties$1(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass$1(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties$1(Constructor.prototype, protoProps); if (staticProps) _defineProperties$1(Constructor, staticProps); return Constructor; }
-
-  function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; subClass.__proto__ = superClass; }
   /**
    * ------------------------------------------------------------------------
    * Constants
@@ -161,10 +117,11 @@
    */
 
   var NAME = 'alert';
+  var VERSION = '4.3.1';
   var DATA_KEY = 'bs.alert';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
-  var SELECTOR_DISMISS = '[data-bs-dismiss="alert"]';
+  var SELECTOR_DISMISS = '[data-dismiss="alert"]';
   var EVENT_CLOSE = "close" + EVENT_KEY;
   var EVENT_CLOSED = "closed" + EVENT_KEY;
   var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
@@ -177,18 +134,25 @@
    * ------------------------------------------------------------------------
    */
 
-  var Alert = /*#__PURE__*/function (_BaseComponent) {
+  var Alert = /*#__PURE__*/function () {
-    _inheritsLoose(Alert, _BaseComponent);
+    function Alert(element) {
+      this._element = element;
+
+      if (this._element) {
+        Data.setData(element, DATA_KEY, this);
+      }
+    } // Getters
 
-    function Alert() {
-      return _BaseComponent.apply(this, arguments) || this;
-    }
 
     var _proto = Alert.prototype;
 
     // Public
     _proto.close = function close(element) {
-      var rootElement = element ? this._getRootElement(element) : this._element;
+      var rootElement = this._element;
+
+      if (element) {
+        rootElement = this._getRootElement(element);
+      }
 
       var customEvent = this._triggerCloseEvent(rootElement);
 
@@ -197,15 +161,26 @@
       }
 
       this._removeElement(rootElement);
+    };
+
+    _proto.dispose = function dispose() {
+      Data.removeData(this._element, DATA_KEY);
+      this._element = null;
     } // Private
     ;
 
     _proto._getRootElement = function _getRootElement(element) {
-      return getElementFromSelector(element) || element.closest("." + CLASSNAME_ALERT);
+      var parent = getElementFromSelector(element);
+
+      if (!parent) {
+        parent = SelectorEngine.closest(element, "." + CLASSNAME_ALERT);
+      }
+
+      return parent;
     };
 
     _proto._triggerCloseEvent = function _triggerCloseEvent(element) {
-      return EventHandler__default['default'].trigger(element, EVENT_CLOSE);
+      return EventHandler.trigger(element, EVENT_CLOSE);
     };
 
     _proto._removeElement = function _removeElement(element) {
@@ -220,7 +195,7 @@
       }
 
       var transitionDuration = getTransitionDurationFromElement(element);
-      EventHandler__default['default'].one(element, TRANSITION_END, function () {
+      EventHandler.one(element, TRANSITION_END, function () {
         return _this._destroyElement(element);
       });
       emulateTransitionEnd(element, transitionDuration);
@@ -231,13 +206,13 @@
         element.parentNode.removeChild(element);
       }
 
-      EventHandler__default['default'].trigger(element, EVENT_CLOSED);
+      EventHandler.trigger(element, EVENT_CLOSED);
     } // Static
     ;
 
     Alert.jQueryInterface = function jQueryInterface(config) {
       return this.each(function () {
-        var data = Data__default['default'].getData(this, DATA_KEY);
+        var data = Data.getData(this, DATA_KEY);
 
         if (!data) {
           data = new Alert(this);
@@ -259,16 +234,19 @@
       };
     };
 
-    _createClass$1(Alert, null, [{
+    Alert.getInstance = function getInstance(element) {
-      key: "DATA_KEY",
+      return Data.getData(element, DATA_KEY);
-      // Getters
+    };
+
+    _createClass(Alert, null, [{
+      key: "VERSION",
       get: function get() {
-        return DATA_KEY;
+        return VERSION;
       }
     }]);
 
     return Alert;
-  }(BaseComponent);
+  }();
   /**
    * ------------------------------------------------------------------------
    * Data Api implementation
@@ -276,29 +254,27 @@
    */
 
 
-  EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DISMISS, Alert.handleDismiss(new Alert()));
+  EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DISMISS, Alert.handleDismiss(new Alert()));
+  var $ = getjQuery();
   /**
    * ------------------------------------------------------------------------
    * jQuery
    * ------------------------------------------------------------------------
-   * add .Alert to jQuery only if jQuery is present
+   * add .alert to jQuery only if jQuery is present
    */
 
-  onDOMContentLoaded(function () {
+  /* istanbul ignore if */
-    var $ = getjQuery();
-    /* istanbul ignore if */
 
-    if ($) {
+  if ($) {
-      var JQUERY_NO_CONFLICT = $.fn[NAME];
+    var JQUERY_NO_CONFLICT = $.fn[NAME];
-      $.fn[NAME] = Alert.jQueryInterface;
+    $.fn[NAME] = Alert.jQueryInterface;
-      $.fn[NAME].Constructor = Alert;
+    $.fn[NAME].Constructor = Alert;
 
-      $.fn[NAME].noConflict = function () {
+    $.fn[NAME].noConflict = function () {
-        $.fn[NAME] = JQUERY_NO_CONFLICT;
+      $.fn[NAME] = JQUERY_NO_CONFLICT;
-        return Alert.jQueryInterface;
+      return Alert.jQueryInterface;
-      };
+    };
-    }
+  }
-  });
 
   return Alert;
 

js/dist/button.js

@@ -1,23 +1,38 @@
 /*!
-  * Bootstrap button.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap button.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
-  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js')) :
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/selector-engine.js')) :
-  typeof define === 'function' && define.amd ? define(['./dom/data', './dom/event-handler'], factory) :
+  typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js', './dom/selector-engine.js'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Button = factory(global.Data, global.EventHandler));
+  (global = global || self, global.Button = factory(global.Data, global.EventHandler, global.SelectorEngine));
-}(this, (function (Data, EventHandler) { 'use strict';
+}(this, (function (Data, EventHandler, SelectorEngine) { 'use strict';
 
-  function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
+  Data = Data && Object.prototype.hasOwnProperty.call(Data, 'default') ? Data['default'] : Data;
+  EventHandler = EventHandler && Object.prototype.hasOwnProperty.call(EventHandler, 'default') ? EventHandler['default'] : EventHandler;
+  SelectorEngine = SelectorEngine && Object.prototype.hasOwnProperty.call(SelectorEngine, 'default') ? SelectorEngine['default'] : SelectorEngine;
 
-  var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
+  function _defineProperties(target, props) {
-  var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
+    for (var i = 0; i < props.length; i++) {
+      var descriptor = props[i];
+      descriptor.enumerable = descriptor.enumerable || false;
+      descriptor.configurable = true;
+      if ("value" in descriptor) descriptor.writable = true;
+      Object.defineProperty(target, descriptor.key, descriptor);
+    }
+  }
+
+  function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+  }
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): util/index.js
+   * Bootstrap (v4.3.1): util/index.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
 
@@ -25,72 +40,13 @@
     var _window = window,
         jQuery = _window.jQuery;
 
-    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+    if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
       return jQuery;
     }
 
     return null;
   };
 
-  var onDOMContentLoaded = function onDOMContentLoaded(callback) {
-    if (document.readyState === 'loading') {
-      document.addEventListener('DOMContentLoaded', callback);
-    } else {
-      callback();
-    }
-  };
-
-  var isRTL = document.documentElement.dir === 'rtl';
-
-  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-  /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
-   */
-
-  var VERSION = '5.0.0-beta1';
-
-  var BaseComponent = /*#__PURE__*/function () {
-    function BaseComponent(element) {
-      if (!element) {
-        return;
-      }
-
-      this._element = element;
-      Data__default['default'].setData(element, this.constructor.DATA_KEY, this);
-    }
-
-    var _proto = BaseComponent.prototype;
-
-    _proto.dispose = function dispose() {
-      Data__default['default'].removeData(this._element, this.constructor.DATA_KEY);
-      this._element = null;
-    }
-    /** Static */
-    ;
-
-    BaseComponent.getInstance = function getInstance(element) {
-      return Data__default['default'].getData(element, this.DATA_KEY);
-    };
-
-    _createClass(BaseComponent, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-
-    return BaseComponent;
-  }();
-
-  function _defineProperties$1(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass$1(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties$1(Constructor.prototype, protoProps); if (staticProps) _defineProperties$1(Constructor, staticProps); return Constructor; }
-
-  function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; subClass.__proto__ = superClass; }
   /**
    * ------------------------------------------------------------------------
    * Constants
@@ -98,37 +54,89 @@
    */
 
   var NAME = 'button';
+  var VERSION = '4.3.1';
   var DATA_KEY = 'bs.button';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
   var CLASS_NAME_ACTIVE = 'active';
-  var SELECTOR_DATA_TOGGLE = '[data-bs-toggle="button"]';
+  var CLASS_NAME_BUTTON = 'btn';
+  var CLASS_NAME_DISABLED = 'disabled';
+  var CLASS_NAME_FOCUS = 'focus';
+  var SELECTOR_DATA_TOGGLE_CARROT = '[data-toggle^="button"]';
+  var SELECTOR_DATA_TOGGLE = '[data-toggle="buttons"]';
+  var SELECTOR_INPUT = 'input:not([type="hidden"])';
+  var SELECTOR_ACTIVE = '.active';
+  var SELECTOR_BUTTON = '.btn';
   var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
+  var EVENT_FOCUS_DATA_API = "focus" + EVENT_KEY + DATA_API_KEY;
+  var EVENT_BLUR_DATA_API = "blur" + EVENT_KEY + DATA_API_KEY;
   /**
    * ------------------------------------------------------------------------
    * Class Definition
    * ------------------------------------------------------------------------
    */
 
-  var Button = /*#__PURE__*/function (_BaseComponent) {
+  var Button = /*#__PURE__*/function () {
-    _inheritsLoose(Button, _BaseComponent);
+    function Button(element) {
+      this._element = element;
+      Data.setData(element, DATA_KEY, this);
+    } // Getters
 
-    function Button() {
-      return _BaseComponent.apply(this, arguments) || this;
-    }
 
     var _proto = Button.prototype;
 
     // Public
     _proto.toggle = function toggle() {
-      // Toggle class and sync the `aria-pressed` attribute with the return value of the `.toggle()` method
+      var triggerChangeEvent = true;
-      this._element.setAttribute('aria-pressed', this._element.classList.toggle(CLASS_NAME_ACTIVE));
+      var addAriaPressed = true;
+      var rootElement = SelectorEngine.closest(this._element, SELECTOR_DATA_TOGGLE);
+
+      if (rootElement) {
+        var input = SelectorEngine.findOne(SELECTOR_INPUT, this._element);
+
+        if (input && input.type === 'radio') {
+          if (input.checked && this._element.classList.contains(CLASS_NAME_ACTIVE)) {
+            triggerChangeEvent = false;
+          } else {
+            var activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE, rootElement);
+
+            if (activeElement) {
+              activeElement.classList.remove(CLASS_NAME_ACTIVE);
+            }
+          }
+
+          if (triggerChangeEvent) {
+            if (input.hasAttribute('disabled') || rootElement.hasAttribute('disabled') || input.classList.contains(CLASS_NAME_DISABLED) || rootElement.classList.contains(CLASS_NAME_DISABLED)) {
+              return;
+            }
+
+            input.checked = !this._element.classList.contains(CLASS_NAME_ACTIVE);
+            EventHandler.trigger(input, 'change');
+          }
+
+          input.focus();
+          addAriaPressed = false;
+        }
+      }
+
+      if (addAriaPressed) {
+        this._element.setAttribute('aria-pressed', !this._element.classList.contains(CLASS_NAME_ACTIVE));
+      }
+
+      if (triggerChangeEvent) {
+        this._element.classList.toggle(CLASS_NAME_ACTIVE);
+      }
+    };
+
+    _proto.dispose = function dispose() {
+      Data.removeData(this._element, DATA_KEY);
+      this._element = null;
     } // Static
     ;
 
     Button.jQueryInterface = function jQueryInterface(config) {
       return this.each(function () {
-        var data = Data__default['default'].getData(this, DATA_KEY);
+        var data = Data.getData(this, DATA_KEY);
 
         if (!data) {
           data = new Button(this);
@@ -140,16 +148,19 @@
       });
     };
 
-    _createClass$1(Button, null, [{
+    Button.getInstance = function getInstance(element) {
-      key: "DATA_KEY",
+      return Data.getData(element, DATA_KEY);
-      // Getters
+    };
+
+    _createClass(Button, null, [{
+      key: "VERSION",
       get: function get() {
-        return DATA_KEY;
+        return VERSION;
       }
     }]);
 
     return Button;
-  }(BaseComponent);
+  }();
   /**
    * ------------------------------------------------------------------------
    * Data Api implementation
@@ -157,10 +168,15 @@
    */
 
 
-  EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
+  EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
     event.preventDefault();
-    var button = event.target.closest(SELECTOR_DATA_TOGGLE);
+    var button = event.target;
-    var data = Data__default['default'].getData(button, DATA_KEY);
+
+    if (!button.classList.contains(CLASS_NAME_BUTTON)) {
+      button = SelectorEngine.closest(button, SELECTOR_BUTTON);
+    }
+
+    var data = Data.getData(button, DATA_KEY);
 
     if (!data) {
       data = new Button(button);
@@ -168,28 +184,40 @@
 
     data.toggle();
   });
+  EventHandler.on(document, EVENT_FOCUS_DATA_API, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
+    var button = SelectorEngine.closest(event.target, SELECTOR_BUTTON);
+
+    if (button) {
+      button.classList.add(CLASS_NAME_FOCUS);
+    }
+  });
+  EventHandler.on(document, EVENT_BLUR_DATA_API, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
+    var button = SelectorEngine.closest(event.target, SELECTOR_BUTTON);
+
+    if (button) {
+      button.classList.remove(CLASS_NAME_FOCUS);
+    }
+  });
+  var $ = getjQuery();
   /**
    * ------------------------------------------------------------------------
    * jQuery
    * ------------------------------------------------------------------------
-   * add .Button to jQuery only if jQuery is present
+   * add .button to jQuery only if jQuery is present
    */
 
-  onDOMContentLoaded(function () {
+  /* istanbul ignore if */
-    var $ = getjQuery();
-    /* istanbul ignore if */
 
-    if ($) {
+  if ($) {
-      var JQUERY_NO_CONFLICT = $.fn[NAME];
+    var JQUERY_NO_CONFLICT = $.fn[NAME];
-      $.fn[NAME] = Button.jQueryInterface;
+    $.fn[NAME] = Button.jQueryInterface;
-      $.fn[NAME].Constructor = Button;
+    $.fn[NAME].Constructor = Button;
 
-      $.fn[NAME].noConflict = function () {
+    $.fn[NAME].noConflict = function () {
-        $.fn[NAME] = JQUERY_NO_CONFLICT;
+      $.fn[NAME] = JQUERY_NO_CONFLICT;
-        return Button.jQueryInterface;
+      return Button.jQueryInterface;
-      };
+    };
-    }
+  }
-  });
 
   return Button;
 

js/dist/carousel.js

@@ -1,25 +1,88 @@
 /*!
-  * Bootstrap carousel.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap carousel.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js')) :
-  typeof define === 'function' && define.amd ? define(['./dom/data', './dom/event-handler', './dom/manipulator', './dom/selector-engine'], factory) :
+  typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js', './dom/manipulator.js', './dom/selector-engine.js'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Carousel = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine));
+  (global = global || self, global.Carousel = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine));
 }(this, (function (Data, EventHandler, Manipulator, SelectorEngine) { 'use strict';
 
-  function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
+  Data = Data && Object.prototype.hasOwnProperty.call(Data, 'default') ? Data['default'] : Data;
+  EventHandler = EventHandler && Object.prototype.hasOwnProperty.call(EventHandler, 'default') ? EventHandler['default'] : EventHandler;
+  Manipulator = Manipulator && Object.prototype.hasOwnProperty.call(Manipulator, 'default') ? Manipulator['default'] : Manipulator;
+  SelectorEngine = SelectorEngine && Object.prototype.hasOwnProperty.call(SelectorEngine, 'default') ? SelectorEngine['default'] : SelectorEngine;
 
-  var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
+  function _defineProperties(target, props) {
-  var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
+    for (var i = 0; i < props.length; i++) {
-  var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
+      var descriptor = props[i];
-  var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
+      descriptor.enumerable = descriptor.enumerable || false;
+      descriptor.configurable = true;
+      if ("value" in descriptor) descriptor.writable = true;
+      Object.defineProperty(target, descriptor.key, descriptor);
+    }
+  }
+
+  function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+  }
+
+  function _defineProperty(obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+
+    return obj;
+  }
+
+  function ownKeys(object, enumerableOnly) {
+    var keys = Object.keys(object);
+
+    if (Object.getOwnPropertySymbols) {
+      var symbols = Object.getOwnPropertySymbols(object);
+      if (enumerableOnly) symbols = symbols.filter(function (sym) {
+        return Object.getOwnPropertyDescriptor(object, sym).enumerable;
+      });
+      keys.push.apply(keys, symbols);
+    }
+
+    return keys;
+  }
+
+  function _objectSpread2(target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i] != null ? arguments[i] : {};
+
+      if (i % 2) {
+        ownKeys(Object(source), true).forEach(function (key) {
+          _defineProperty(target, key, source[key]);
+        });
+      } else if (Object.getOwnPropertyDescriptors) {
+        Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
+      } else {
+        ownKeys(Object(source)).forEach(function (key) {
+          Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
+        });
+      }
+    }
+
+    return target;
+  }
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): util/index.js
+   * Bootstrap (v4.3.1): util/index.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
   var MILLISECONDS_MULTIPLIER = 1000;
@@ -34,7 +97,7 @@
   };
 
   var getSelector = function getSelector(element) {
-    var selector = element.getAttribute('data-bs-target');
+    var selector = element.getAttribute('data-target');
 
     if (!selector || selector === '#') {
       var hrefAttr = element.getAttribute('href');
@@ -59,8 +122,8 @@
         transitionDuration = _window$getComputedSt.transitionDuration,
         transitionDelay = _window$getComputedSt.transitionDelay;
 
-    var floatTransitionDuration = Number.parseFloat(transitionDuration);
+    var floatTransitionDuration = parseFloat(transitionDuration);
-    var floatTransitionDelay = Number.parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
+    var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
 
     if (!floatTransitionDuration && !floatTransitionDelay) {
       return 0;
@@ -69,7 +132,7 @@
 
     transitionDuration = transitionDuration.split(',')[0];
     transitionDelay = transitionDelay.split(',')[0];
-    return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
+    return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
   };
 
   var triggerTransitionEnd = function triggerTransitionEnd(element) {
@@ -132,74 +195,13 @@
     var _window = window,
         jQuery = _window.jQuery;
 
-    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+    if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
       return jQuery;
     }
 
     return null;
   };
 
-  var onDOMContentLoaded = function onDOMContentLoaded(callback) {
-    if (document.readyState === 'loading') {
-      document.addEventListener('DOMContentLoaded', callback);
-    } else {
-      callback();
-    }
-  };
-
-  var isRTL = document.documentElement.dir === 'rtl';
-
-  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-  /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
-   */
-
-  var VERSION = '5.0.0-beta1';
-
-  var BaseComponent = /*#__PURE__*/function () {
-    function BaseComponent(element) {
-      if (!element) {
-        return;
-      }
-
-      this._element = element;
-      Data__default['default'].setData(element, this.constructor.DATA_KEY, this);
-    }
-
-    var _proto = BaseComponent.prototype;
-
-    _proto.dispose = function dispose() {
-      Data__default['default'].removeData(this._element, this.constructor.DATA_KEY);
-      this._element = null;
-    }
-    /** Static */
-    ;
-
-    BaseComponent.getInstance = function getInstance(element) {
-      return Data__default['default'].getData(element, this.DATA_KEY);
-    };
-
-    _createClass(BaseComponent, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-
-    return BaseComponent;
-  }();
-
-  function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
-
-  function _defineProperties$1(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass$1(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties$1(Constructor.prototype, protoProps); if (staticProps) _defineProperties$1(Constructor, staticProps); return Constructor; }
-
-  function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; subClass.__proto__ = superClass; }
   /**
    * ------------------------------------------------------------------------
    * Constants
@@ -207,11 +209,14 @@
    */
 
   var NAME = 'carousel';
+  var VERSION = '4.3.1';
   var DATA_KEY = 'bs.carousel';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
-  var ARROW_LEFT_KEY = 'ArrowLeft';
+  var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
-  var ARROW_RIGHT_KEY = 'ArrowRight';
+
+  var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
+
   var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
 
   var SWIPE_THRESHOLD = 40;
@@ -251,8 +256,8 @@
   var CLASS_NAME_CAROUSEL = 'carousel';
   var CLASS_NAME_ACTIVE = 'active';
   var CLASS_NAME_SLIDE = 'slide';
-  var CLASS_NAME_END = 'carousel-item-end';
+  var CLASS_NAME_RIGHT = 'carousel-item-right';
-  var CLASS_NAME_START = 'carousel-item-start';
+  var CLASS_NAME_LEFT = 'carousel-item-left';
   var CLASS_NAME_NEXT = 'carousel-item-next';
   var CLASS_NAME_PREV = 'carousel-item-prev';
   var CLASS_NAME_POINTER_EVENT = 'pointer-event';
@@ -262,8 +267,8 @@
   var SELECTOR_ITEM_IMG = '.carousel-item img';
   var SELECTOR_NEXT_PREV = '.carousel-item-next, .carousel-item-prev';
   var SELECTOR_INDICATORS = '.carousel-indicators';
-  var SELECTOR_DATA_SLIDE = '[data-bs-slide], [data-bs-slide-to]';
+  var SELECTOR_DATA_SLIDE = '[data-slide], [data-slide-to]';
-  var SELECTOR_DATA_RIDE = '[data-bs-ride="carousel"]';
+  var SELECTOR_DATA_RIDE = '[data-ride="carousel"]';
   var PointerType = {
     TOUCH: 'touch',
     PEN: 'pen'
@@ -274,29 +279,25 @@
    * ------------------------------------------------------------------------
    */
 
-  var Carousel = /*#__PURE__*/function (_BaseComponent) {
+  var Carousel = /*#__PURE__*/function () {
-    _inheritsLoose(Carousel, _BaseComponent);
-
     function Carousel(element, config) {
-      var _this;
+      this._items = null;
+      this._interval = null;
+      this._activeElement = null;
+      this._isPaused = false;
+      this._isSliding = false;
+      this.touchTimeout = null;
+      this.touchStartX = 0;
+      this.touchDeltaX = 0;
+      this._config = this._getConfig(config);
+      this._element = element;
+      this._indicatorsElement = SelectorEngine.findOne(SELECTOR_INDICATORS, this._element);
+      this._touchSupported = 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0;
+      this._pointerEvent = Boolean(window.PointerEvent || window.MSPointerEvent);
 
-      _this = _BaseComponent.call(this, element) || this;
+      this._addEventListeners();
-      _this._items = null;
-      _this._interval = null;
-      _this._activeElement = null;
-      _this._isPaused = false;
-      _this._isSliding = false;
-      _this.touchTimeout = null;
-      _this.touchStartX = 0;
-      _this.touchDeltaX = 0;
-      _this._config = _this._getConfig(config);
-      _this._indicatorsElement = SelectorEngine__default['default'].findOne(SELECTOR_INDICATORS, _this._element);
-      _this._touchSupported = 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0;
-      _this._pointerEvent = Boolean(window.PointerEvent);
 
-      _this._addEventListeners();
+      Data.setData(element, DATA_KEY, this);
-
-      return _this;
     } // Getters
 
 
@@ -328,7 +329,7 @@
         this._isPaused = true;
       }
 
-      if (SelectorEngine__default['default'].findOne(SELECTOR_NEXT_PREV, this._element)) {
+      if (SelectorEngine.findOne(SELECTOR_NEXT_PREV, this._element)) {
         triggerTransitionEnd(this._element);
         this.cycle(true);
       }
@@ -348,16 +349,14 @@
       }
 
       if (this._config && this._config.interval && !this._isPaused) {
-        this._updateInterval();
-
         this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
       }
     };
 
     _proto.to = function to(index) {
-      var _this2 = this;
+      var _this = this;
 
-      this._activeElement = SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element);
+      this._activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element);
 
       var activeIndex = this._getItemIndex(this._activeElement);
 
@@ -366,8 +365,8 @@
       }
 
       if (this._isSliding) {
-        EventHandler__default['default'].one(this._element, EVENT_SLID, function () {
+        EventHandler.one(this._element, EVENT_SLID, function () {
-          return _this2.to(index);
+          return _this.to(index);
         });
         return;
       }
@@ -384,11 +383,11 @@
     };
 
     _proto.dispose = function dispose() {
-      _BaseComponent.prototype.dispose.call(this);
+      EventHandler.off(this._element, EVENT_KEY);
-
+      Data.removeData(this._element, DATA_KEY);
-      EventHandler__default['default'].off(this._element, EVENT_KEY);
       this._items = null;
       this._config = null;
+      this._element = null;
       this._interval = null;
       this._isPaused = null;
       this._isSliding = null;
@@ -398,7 +397,7 @@
     ;
 
     _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, config);
+      config = _objectSpread2({}, Default, {}, config);
       typeCheckConfig(NAME, config, DefaultType);
       return config;
     };
@@ -424,20 +423,20 @@
     };
 
     _proto._addEventListeners = function _addEventListeners() {
-      var _this3 = this;
+      var _this2 = this;
 
       if (this._config.keyboard) {
-        EventHandler__default['default'].on(this._element, EVENT_KEYDOWN, function (event) {
+        EventHandler.on(this._element, EVENT_KEYDOWN, function (event) {
-          return _this3._keydown(event);
+          return _this2._keydown(event);
         });
       }
 
       if (this._config.pause === 'hover') {
-        EventHandler__default['default'].on(this._element, EVENT_MOUSEENTER, function (event) {
+        EventHandler.on(this._element, EVENT_MOUSEENTER, function (event) {
-          return _this3.pause(event);
+          return _this2.pause(event);
         });
-        EventHandler__default['default'].on(this._element, EVENT_MOUSELEAVE, function (event) {
+        EventHandler.on(this._element, EVENT_MOUSELEAVE, function (event) {
-          return _this3.cycle(event);
+          return _this2.cycle(event);
         });
       }
 
@@ -447,33 +446,33 @@
     };
 
     _proto._addTouchEventListeners = function _addTouchEventListeners() {
-      var _this4 = this;
+      var _this3 = this;
 
       var start = function start(event) {
-        if (_this4._pointerEvent && PointerType[event.pointerType.toUpperCase()]) {
+        if (_this3._pointerEvent && PointerType[event.pointerType.toUpperCase()]) {
-          _this4.touchStartX = event.clientX;
+          _this3.touchStartX = event.clientX;
-        } else if (!_this4._pointerEvent) {
+        } else if (!_this3._pointerEvent) {
-          _this4.touchStartX = event.touches[0].clientX;
+          _this3.touchStartX = event.touches[0].clientX;
         }
       };
 
       var move = function move(event) {
         // ensure swiping with one touch and not pinching
         if (event.touches && event.touches.length > 1) {
-          _this4.touchDeltaX = 0;
+          _this3.touchDeltaX = 0;
         } else {
-          _this4.touchDeltaX = event.touches[0].clientX - _this4.touchStartX;
+          _this3.touchDeltaX = event.touches[0].clientX - _this3.touchStartX;
         }
       };
 
       var end = function end(event) {
-        if (_this4._pointerEvent && PointerType[event.pointerType.toUpperCase()]) {
+        if (_this3._pointerEvent && PointerType[event.pointerType.toUpperCase()]) {
-          _this4.touchDeltaX = event.clientX - _this4.touchStartX;
+          _this3.touchDeltaX = event.clientX - _this3.touchStartX;
         }
 
-        _this4._handleSwipe();
+        _this3._handleSwipe();
 
-        if (_this4._config.pause === 'hover') {
+        if (_this3._config.pause === 'hover') {
           // If it's a touch-enabled device, mouseenter/leave are fired as
           // part of the mouse compatibility events on first tap - the carousel
           // would stop cycling until user tapped out of it;
@@ -481,41 +480,41 @@
           // (as if it's the second time we tap on it, mouseenter compat event
           // is NOT fired) and after a timeout (to allow for mouse compatibility
           // events to fire) we explicitly restart cycling
-          _this4.pause();
+          _this3.pause();
 
-          if (_this4.touchTimeout) {
+          if (_this3.touchTimeout) {
-            clearTimeout(_this4.touchTimeout);
+            clearTimeout(_this3.touchTimeout);
           }
 
-          _this4.touchTimeout = setTimeout(function (event) {
+          _this3.touchTimeout = setTimeout(function (event) {
-            return _this4.cycle(event);
+            return _this3.cycle(event);
-          }, TOUCHEVENT_COMPAT_WAIT + _this4._config.interval);
+          }, TOUCHEVENT_COMPAT_WAIT + _this3._config.interval);
         }
       };
 
-      SelectorEngine__default['default'].find(SELECTOR_ITEM_IMG, this._element).forEach(function (itemImg) {
+      SelectorEngine.find(SELECTOR_ITEM_IMG, this._element).forEach(function (itemImg) {
-        EventHandler__default['default'].on(itemImg, EVENT_DRAG_START, function (e) {
+        EventHandler.on(itemImg, EVENT_DRAG_START, function (e) {
           return e.preventDefault();
         });
       });
 
       if (this._pointerEvent) {
-        EventHandler__default['default'].on(this._element, EVENT_POINTERDOWN, function (event) {
+        EventHandler.on(this._element, EVENT_POINTERDOWN, function (event) {
           return start(event);
         });
-        EventHandler__default['default'].on(this._element, EVENT_POINTERUP, function (event) {
+        EventHandler.on(this._element, EVENT_POINTERUP, function (event) {
           return end(event);
         });
 
         this._element.classList.add(CLASS_NAME_POINTER_EVENT);
       } else {
-        EventHandler__default['default'].on(this._element, EVENT_TOUCHSTART, function (event) {
+        EventHandler.on(this._element, EVENT_TOUCHSTART, function (event) {
           return start(event);
         });
-        EventHandler__default['default'].on(this._element, EVENT_TOUCHMOVE, function (event) {
+        EventHandler.on(this._element, EVENT_TOUCHMOVE, function (event) {
           return move(event);
         });
-        EventHandler__default['default'].on(this._element, EVENT_TOUCHEND, function (event) {
+        EventHandler.on(this._element, EVENT_TOUCHEND, function (event) {
           return end(event);
         });
       }
@@ -526,13 +525,13 @@
         return;
       }
 
-      switch (event.key) {
+      switch (event.which) {
-        case ARROW_LEFT_KEY:
+        case ARROW_LEFT_KEYCODE:
           event.preventDefault();
           this.prev();
           break;
 
-        case ARROW_RIGHT_KEY:
+        case ARROW_RIGHT_KEYCODE:
           event.preventDefault();
           this.next();
           break;
@@ -540,7 +539,7 @@
     };
 
     _proto._getItemIndex = function _getItemIndex(element) {
-      this._items = element && element.parentNode ? SelectorEngine__default['default'].find(SELECTOR_ITEM, element.parentNode) : [];
+      this._items = element && element.parentNode ? SelectorEngine.find(SELECTOR_ITEM, element.parentNode) : [];
       return this._items.indexOf(element);
     };
 
@@ -565,9 +564,9 @@
     _proto._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
       var targetIndex = this._getItemIndex(relatedTarget);
 
-      var fromIndex = this._getItemIndex(SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element));
+      var fromIndex = this._getItemIndex(SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element));
 
-      return EventHandler__default['default'].trigger(this._element, EVENT_SLIDE, {
+      return EventHandler.trigger(this._element, EVENT_SLIDE, {
         relatedTarget: relatedTarget,
         direction: eventDirectionName,
         from: fromIndex,
@@ -577,7 +576,7 @@
 
     _proto._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
       if (this._indicatorsElement) {
-        var indicators = SelectorEngine__default['default'].find(SELECTOR_ACTIVE, this._indicatorsElement);
+        var indicators = SelectorEngine.find(SELECTOR_ACTIVE, this._indicatorsElement);
 
         for (var i = 0; i < indicators.length; i++) {
           indicators[i].classList.remove(CLASS_NAME_ACTIVE);
@@ -591,27 +590,10 @@
       }
     };
 
-    _proto._updateInterval = function _updateInterval() {
-      var element = this._activeElement || SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element);
-
-      if (!element) {
-        return;
-      }
-
-      var elementInterval = Number.parseInt(element.getAttribute('data-bs-interval'), 10);
-
-      if (elementInterval) {
-        this._config.defaultInterval = this._config.defaultInterval || this._config.interval;
-        this._config.interval = elementInterval;
-      } else {
-        this._config.interval = this._config.defaultInterval || this._config.interval;
-      }
-    };
-
     _proto._slide = function _slide(direction, element) {
-      var _this5 = this;
+      var _this4 = this;
 
-      var activeElement = SelectorEngine__default['default'].findOne(SELECTOR_ACTIVE_ITEM, this._element);
+      var activeElement = SelectorEngine.findOne(SELECTOR_ACTIVE_ITEM, this._element);
 
       var activeElementIndex = this._getItemIndex(activeElement);
 
@@ -625,11 +607,11 @@
       var eventDirectionName;
 
       if (direction === DIRECTION_NEXT) {
-        directionalClassName = CLASS_NAME_START;
+        directionalClassName = CLASS_NAME_LEFT;
         orderClassName = CLASS_NAME_NEXT;
         eventDirectionName = DIRECTION_LEFT;
       } else {
-        directionalClassName = CLASS_NAME_END;
+        directionalClassName = CLASS_NAME_RIGHT;
         orderClassName = CLASS_NAME_PREV;
         eventDirectionName = DIRECTION_RIGHT;
       }
@@ -658,21 +640,31 @@
 
       this._setActiveIndicatorElement(nextElement);
 
-      this._activeElement = nextElement;
-
       if (this._element.classList.contains(CLASS_NAME_SLIDE)) {
         nextElement.classList.add(orderClassName);
         reflow(nextElement);
         activeElement.classList.add(directionalClassName);
         nextElement.classList.add(directionalClassName);
+        var nextElementInterval = parseInt(nextElement.getAttribute('data-interval'), 10);
+
+        if (nextElementInterval) {
+          this._config.defaultInterval = this._config.defaultInterval || this._config.interval;
+          this._config.interval = nextElementInterval;
+        } else {
+          this._config.interval = this._config.defaultInterval || this._config.interval;
+        }
+
         var transitionDuration = getTransitionDurationFromElement(activeElement);
-        EventHandler__default['default'].one(activeElement, TRANSITION_END, function () {
+        EventHandler.one(activeElement, TRANSITION_END, function () {
-          nextElement.classList.remove(directionalClassName, orderClassName);
+          nextElement.classList.remove(directionalClassName);
+          nextElement.classList.remove(orderClassName);
           nextElement.classList.add(CLASS_NAME_ACTIVE);
-          activeElement.classList.remove(CLASS_NAME_ACTIVE, orderClassName, directionalClassName);
+          activeElement.classList.remove(CLASS_NAME_ACTIVE);
-          _this5._isSliding = false;
+          activeElement.classList.remove(orderClassName);
+          activeElement.classList.remove(directionalClassName);
+          _this4._isSliding = false;
           setTimeout(function () {
-            EventHandler__default['default'].trigger(_this5._element, EVENT_SLID, {
+            EventHandler.trigger(_this4._element, EVENT_SLID, {
               relatedTarget: nextElement,
               direction: eventDirectionName,
               from: activeElementIndex,
@@ -685,7 +677,7 @@
         activeElement.classList.remove(CLASS_NAME_ACTIVE);
         nextElement.classList.add(CLASS_NAME_ACTIVE);
         this._isSliding = false;
-        EventHandler__default['default'].trigger(this._element, EVENT_SLID, {
+        EventHandler.trigger(this._element, EVENT_SLID, {
           relatedTarget: nextElement,
           direction: eventDirectionName,
           from: activeElementIndex,
@@ -700,12 +692,12 @@
     ;
 
     Carousel.carouselInterface = function carouselInterface(element, config) {
-      var data = Data__default['default'].getData(element, DATA_KEY);
+      var data = Data.getData(element, DATA_KEY);
 
-      var _config = _extends({}, Default, Manipulator__default['default'].getDataAttributes(element));
+      var _config = _objectSpread2({}, Default, {}, Manipulator.getDataAttributes(element));
 
       if (typeof config === 'object') {
-        _config = _extends({}, _config, config);
+        _config = _objectSpread2({}, _config, {}, config);
       }
 
       var action = typeof config === 'string' ? config : _config.slide;
@@ -741,9 +733,9 @@
         return;
       }
 
-      var config = _extends({}, Manipulator__default['default'].getDataAttributes(target), Manipulator__default['default'].getDataAttributes(this));
+      var config = _objectSpread2({}, Manipulator.getDataAttributes(target), {}, Manipulator.getDataAttributes(this));
 
-      var slideIndex = this.getAttribute('data-bs-slide-to');
+      var slideIndex = this.getAttribute('data-slide-to');
 
       if (slideIndex) {
         config.interval = false;
@@ -752,26 +744,30 @@
       Carousel.carouselInterface(target, config);
 
       if (slideIndex) {
-        Data__default['default'].getData(target, DATA_KEY).to(slideIndex);
+        Data.getData(target, DATA_KEY).to(slideIndex);
       }
 
       event.preventDefault();
     };
 
-    _createClass$1(Carousel, null, [{
+    Carousel.getInstance = function getInstance(element) {
+      return Data.getData(element, DATA_KEY);
+    };
+
+    _createClass(Carousel, null, [{
+      key: "VERSION",
+      get: function get() {
+        return VERSION;
+      }
+    }, {
       key: "Default",
       get: function get() {
         return Default;
       }
-    }, {
-      key: "DATA_KEY",
-      get: function get() {
-        return DATA_KEY;
-      }
     }]);
 
     return Carousel;
-  }(BaseComponent);
+  }();
   /**
    * ------------------------------------------------------------------------
    * Data Api implementation
@@ -779,36 +775,34 @@
    */
 
 
-  EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, Carousel.dataApiClickHandler);
+  EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_SLIDE, Carousel.dataApiClickHandler);
-  EventHandler__default['default'].on(window, EVENT_LOAD_DATA_API, function () {
+  EventHandler.on(window, EVENT_LOAD_DATA_API, function () {
-    var carousels = SelectorEngine__default['default'].find(SELECTOR_DATA_RIDE);
+    var carousels = SelectorEngine.find(SELECTOR_DATA_RIDE);
 
     for (var i = 0, len = carousels.length; i < len; i++) {
-      Carousel.carouselInterface(carousels[i], Data__default['default'].getData(carousels[i], DATA_KEY));
+      Carousel.carouselInterface(carousels[i], Data.getData(carousels[i], DATA_KEY));
     }
   });
+  var $ = getjQuery();
   /**
    * ------------------------------------------------------------------------
    * jQuery
    * ------------------------------------------------------------------------
-   * add .Carousel to jQuery only if jQuery is present
+   * add .carousel to jQuery only if jQuery is present
    */
 
-  onDOMContentLoaded(function () {
+  /* istanbul ignore if */
-    var $ = getjQuery();
-    /* istanbul ignore if */
 
-    if ($) {
+  if ($) {
-      var JQUERY_NO_CONFLICT = $.fn[NAME];
+    var JQUERY_NO_CONFLICT = $.fn[NAME];
-      $.fn[NAME] = Carousel.jQueryInterface;
+    $.fn[NAME] = Carousel.jQueryInterface;
-      $.fn[NAME].Constructor = Carousel;
+    $.fn[NAME].Constructor = Carousel;
 
-      $.fn[NAME].noConflict = function () {
+    $.fn[NAME].noConflict = function () {
-        $.fn[NAME] = JQUERY_NO_CONFLICT;
+      $.fn[NAME] = JQUERY_NO_CONFLICT;
-        return Carousel.jQueryInterface;
+      return Carousel.jQueryInterface;
-      };
+    };
-    }
+  }
-  });
 
   return Carousel;
 

js/dist/collapse.js

@@ -1,25 +1,88 @@
 /*!
-  * Bootstrap collapse.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap collapse.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/data.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./dom/selector-engine.js')) :
-  typeof define === 'function' && define.amd ? define(['./dom/data', './dom/event-handler', './dom/manipulator', './dom/selector-engine'], factory) :
+  typeof define === 'function' && define.amd ? define(['./dom/data.js', './dom/event-handler.js', './dom/manipulator.js', './dom/selector-engine.js'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Collapse = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine));
+  (global = global || self, global.Collapse = factory(global.Data, global.EventHandler, global.Manipulator, global.SelectorEngine));
 }(this, (function (Data, EventHandler, Manipulator, SelectorEngine) { 'use strict';
 
-  function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
+  Data = Data && Object.prototype.hasOwnProperty.call(Data, 'default') ? Data['default'] : Data;
+  EventHandler = EventHandler && Object.prototype.hasOwnProperty.call(EventHandler, 'default') ? EventHandler['default'] : EventHandler;
+  Manipulator = Manipulator && Object.prototype.hasOwnProperty.call(Manipulator, 'default') ? Manipulator['default'] : Manipulator;
+  SelectorEngine = SelectorEngine && Object.prototype.hasOwnProperty.call(SelectorEngine, 'default') ? SelectorEngine['default'] : SelectorEngine;
 
-  var Data__default = /*#__PURE__*/_interopDefaultLegacy(Data);
+  function _defineProperties(target, props) {
-  var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
+    for (var i = 0; i < props.length; i++) {
-  var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
+      var descriptor = props[i];
-  var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
+      descriptor.enumerable = descriptor.enumerable || false;
+      descriptor.configurable = true;
+      if ("value" in descriptor) descriptor.writable = true;
+      Object.defineProperty(target, descriptor.key, descriptor);
+    }
+  }
+
+  function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+  }
+
+  function _defineProperty(obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+
+    return obj;
+  }
+
+  function ownKeys(object, enumerableOnly) {
+    var keys = Object.keys(object);
+
+    if (Object.getOwnPropertySymbols) {
+      var symbols = Object.getOwnPropertySymbols(object);
+      if (enumerableOnly) symbols = symbols.filter(function (sym) {
+        return Object.getOwnPropertyDescriptor(object, sym).enumerable;
+      });
+      keys.push.apply(keys, symbols);
+    }
+
+    return keys;
+  }
+
+  function _objectSpread2(target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i] != null ? arguments[i] : {};
+
+      if (i % 2) {
+        ownKeys(Object(source), true).forEach(function (key) {
+          _defineProperty(target, key, source[key]);
+        });
+      } else if (Object.getOwnPropertyDescriptors) {
+        Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
+      } else {
+        ownKeys(Object(source)).forEach(function (key) {
+          Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
+        });
+      }
+    }
+
+    return target;
+  }
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): util/index.js
+   * Bootstrap (v4.3.1): util/index.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
   var MILLISECONDS_MULTIPLIER = 1000;
@@ -34,7 +97,7 @@
   };
 
   var getSelector = function getSelector(element) {
-    var selector = element.getAttribute('data-bs-target');
+    var selector = element.getAttribute('data-target');
 
     if (!selector || selector === '#') {
       var hrefAttr = element.getAttribute('href');
@@ -69,8 +132,8 @@
         transitionDuration = _window$getComputedSt.transitionDuration,
         transitionDelay = _window$getComputedSt.transitionDelay;
 
-    var floatTransitionDuration = Number.parseFloat(transitionDuration);
+    var floatTransitionDuration = parseFloat(transitionDuration);
-    var floatTransitionDelay = Number.parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
+    var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
 
     if (!floatTransitionDuration && !floatTransitionDelay) {
       return 0;
@@ -79,7 +142,7 @@
 
     transitionDuration = transitionDuration.split(',')[0];
     transitionDelay = transitionDelay.split(',')[0];
-    return (Number.parseFloat(transitionDuration) + Number.parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
+    return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
   };
 
   var triggerTransitionEnd = function triggerTransitionEnd(element) {
@@ -128,74 +191,13 @@
     var _window = window,
         jQuery = _window.jQuery;
 
-    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+    if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
       return jQuery;
     }
 
     return null;
   };
 
-  var onDOMContentLoaded = function onDOMContentLoaded(callback) {
-    if (document.readyState === 'loading') {
-      document.addEventListener('DOMContentLoaded', callback);
-    } else {
-      callback();
-    }
-  };
-
-  var isRTL = document.documentElement.dir === 'rtl';
-
-  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-  /**
-   * ------------------------------------------------------------------------
-   * Constants
-   * ------------------------------------------------------------------------
-   */
-
-  var VERSION = '5.0.0-beta1';
-
-  var BaseComponent = /*#__PURE__*/function () {
-    function BaseComponent(element) {
-      if (!element) {
-        return;
-      }
-
-      this._element = element;
-      Data__default['default'].setData(element, this.constructor.DATA_KEY, this);
-    }
-
-    var _proto = BaseComponent.prototype;
-
-    _proto.dispose = function dispose() {
-      Data__default['default'].removeData(this._element, this.constructor.DATA_KEY);
-      this._element = null;
-    }
-    /** Static */
-    ;
-
-    BaseComponent.getInstance = function getInstance(element) {
-      return Data__default['default'].getData(element, this.DATA_KEY);
-    };
-
-    _createClass(BaseComponent, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }]);
-
-    return BaseComponent;
-  }();
-
-  function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
-
-  function _defineProperties$1(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-  function _createClass$1(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties$1(Constructor.prototype, protoProps); if (staticProps) _defineProperties$1(Constructor, staticProps); return Constructor; }
-
-  function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; subClass.__proto__ = superClass; }
   /**
    * ------------------------------------------------------------------------
    * Constants
@@ -203,6 +205,7 @@
    */
 
   var NAME = 'collapse';
+  var VERSION = '4.3.1';
   var DATA_KEY = 'bs.collapse';
   var EVENT_KEY = "." + DATA_KEY;
   var DATA_API_KEY = '.data-api';
@@ -226,50 +229,46 @@
   var WIDTH = 'width';
   var HEIGHT = 'height';
   var SELECTOR_ACTIVES = '.show, .collapsing';
-  var SELECTOR_DATA_TOGGLE = '[data-bs-toggle="collapse"]';
+  var SELECTOR_DATA_TOGGLE = '[data-toggle="collapse"]';
   /**
    * ------------------------------------------------------------------------
    * Class Definition
    * ------------------------------------------------------------------------
    */
 
-  var Collapse = /*#__PURE__*/function (_BaseComponent) {
+  var Collapse = /*#__PURE__*/function () {
-    _inheritsLoose(Collapse, _BaseComponent);
-
     function Collapse(element, config) {
-      var _this;
+      this._isTransitioning = false;
-
+      this._element = element;
-      _this = _BaseComponent.call(this, element) || this;
+      this._config = this._getConfig(config);
-      _this._isTransitioning = false;
+      this._triggerArray = SelectorEngine.find(SELECTOR_DATA_TOGGLE + "[href=\"#" + element.id + "\"]," + (SELECTOR_DATA_TOGGLE + "[data-target=\"#" + element.id + "\"]"));
-      _this._config = _this._getConfig(config);
+      var toggleList = SelectorEngine.find(SELECTOR_DATA_TOGGLE);
-      _this._triggerArray = SelectorEngine__default['default'].find(SELECTOR_DATA_TOGGLE + "[href=\"#" + element.id + "\"]," + (SELECTOR_DATA_TOGGLE + "[data-bs-target=\"#" + element.id + "\"]"));
-      var toggleList = SelectorEngine__default['default'].find(SELECTOR_DATA_TOGGLE);
 
       for (var i = 0, len = toggleList.length; i < len; i++) {
         var elem = toggleList[i];
         var selector = getSelectorFromElement(elem);
-        var filterElement = SelectorEngine__default['default'].find(selector).filter(function (foundElem) {
+        var filterElement = SelectorEngine.find(selector).filter(function (foundElem) {
           return foundElem === element;
         });
 
         if (selector !== null && filterElement.length) {
-          _this._selector = selector;
+          this._selector = selector;
 
-          _this._triggerArray.push(elem);
+          this._triggerArray.push(elem);
         }
       }
 
-      _this._parent = _this._config.parent ? _this._getParent() : null;
+      this._parent = this._config.parent ? this._getParent() : null;
 
-      if (!_this._config.parent) {
+      if (!this._config.parent) {
-        _this._addAriaAndCollapsedClass(_this._element, _this._triggerArray);
+        this._addAriaAndCollapsedClass(this._element, this._triggerArray);
       }
 
-      if (_this._config.toggle) {
+      if (this._config.toggle) {
-        _this.toggle();
+        this.toggle();
       }
 
-      return _this;
+      Data.setData(element, DATA_KEY, this);
     } // Getters
 
 
@@ -285,7 +284,7 @@
     };
 
     _proto.show = function show() {
-      var _this2 = this;
+      var _this = this;
 
       if (this._isTransitioning || this._element.classList.contains(CLASS_NAME_SHOW)) {
         return;
@@ -295,9 +294,9 @@
       var activesData;
 
       if (this._parent) {
-        actives = SelectorEngine__default['default'].find(SELECTOR_ACTIVES, this._parent).filter(function (elem) {
+        actives = SelectorEngine.find(SELECTOR_ACTIVES, this._parent).filter(function (elem) {
-          if (typeof _this2._config.parent === 'string') {
+          if (typeof _this._config.parent === 'string') {
-            return elem.getAttribute('data-bs-parent') === _this2._config.parent;
+            return elem.getAttribute('data-parent') === _this._config.parent;
           }
 
           return elem.classList.contains(CLASS_NAME_COLLAPSE);
@@ -308,20 +307,20 @@
         }
       }
 
-      var container = SelectorEngine__default['default'].findOne(this._selector);
+      var container = SelectorEngine.findOne(this._selector);
 
       if (actives) {
-        var tempActiveData = actives.find(function (elem) {
+        var tempActiveData = actives.filter(function (elem) {
           return container !== elem;
         });
-        activesData = tempActiveData ? Data__default['default'].getData(tempActiveData, DATA_KEY) : null;
+        activesData = tempActiveData[0] ? Data.getData(tempActiveData[0], DATA_KEY) : null;
 
         if (activesData && activesData._isTransitioning) {
           return;
         }
       }
 
-      var startEvent = EventHandler__default['default'].trigger(this._element, EVENT_SHOW);
+      var startEvent = EventHandler.trigger(this._element, EVENT_SHOW);
 
       if (startEvent.defaultPrevented) {
         return;
@@ -334,7 +333,7 @@
           }
 
           if (!activesData) {
-            Data__default['default'].setData(elemActive, DATA_KEY, null);
+            Data.setData(elemActive, DATA_KEY, null);
           }
         });
       }
@@ -357,33 +356,35 @@
       this.setTransitioning(true);
 
       var complete = function complete() {
-        _this2._element.classList.remove(CLASS_NAME_COLLAPSING);
+        _this._element.classList.remove(CLASS_NAME_COLLAPSING);
 
-        _this2._element.classList.add(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW);
+        _this._element.classList.add(CLASS_NAME_COLLAPSE);
 
-        _this2._element.style[dimension] = '';
+        _this._element.classList.add(CLASS_NAME_SHOW);
 
-        _this2.setTransitioning(false);
+        _this._element.style[dimension] = '';
 
-        EventHandler__default['default'].trigger(_this2._element, EVENT_SHOWN);
+        _this.setTransitioning(false);
+
+        EventHandler.trigger(_this._element, EVENT_SHOWN);
       };
 
       var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
       var scrollSize = "scroll" + capitalizedDimension;
       var transitionDuration = getTransitionDurationFromElement(this._element);
-      EventHandler__default['default'].one(this._element, TRANSITION_END, complete);
+      EventHandler.one(this._element, TRANSITION_END, complete);
       emulateTransitionEnd(this._element, transitionDuration);
       this._element.style[dimension] = this._element[scrollSize] + "px";
     };
 
     _proto.hide = function hide() {
-      var _this3 = this;
+      var _this2 = this;
 
       if (this._isTransitioning || !this._element.classList.contains(CLASS_NAME_SHOW)) {
         return;
       }
 
-      var startEvent = EventHandler__default['default'].trigger(this._element, EVENT_HIDE);
+      var startEvent = EventHandler.trigger(this._element, EVENT_HIDE);
 
       if (startEvent.defaultPrevented) {
         return;
@@ -396,7 +397,9 @@
 
       this._element.classList.add(CLASS_NAME_COLLAPSING);
 
-      this._element.classList.remove(CLASS_NAME_COLLAPSE, CLASS_NAME_SHOW);
+      this._element.classList.remove(CLASS_NAME_COLLAPSE);
+
+      this._element.classList.remove(CLASS_NAME_SHOW);
 
       var triggerArrayLength = this._triggerArray.length;
 
@@ -415,18 +418,18 @@
       this.setTransitioning(true);
 
       var complete = function complete() {
-        _this3.setTransitioning(false);
+        _this2.setTransitioning(false);
 
-        _this3._element.classList.remove(CLASS_NAME_COLLAPSING);
+        _this2._element.classList.remove(CLASS_NAME_COLLAPSING);
 
-        _this3._element.classList.add(CLASS_NAME_COLLAPSE);
+        _this2._element.classList.add(CLASS_NAME_COLLAPSE);
 
-        EventHandler__default['default'].trigger(_this3._element, EVENT_HIDDEN);
+        EventHandler.trigger(_this2._element, EVENT_HIDDEN);
       };
 
       this._element.style[dimension] = '';
       var transitionDuration = getTransitionDurationFromElement(this._element);
-      EventHandler__default['default'].one(this._element, TRANSITION_END, complete);
+      EventHandler.one(this._element, TRANSITION_END, complete);
       emulateTransitionEnd(this._element, transitionDuration);
     };
 
@@ -435,17 +438,17 @@
     };
 
     _proto.dispose = function dispose() {
-      _BaseComponent.prototype.dispose.call(this);
+      Data.removeData(this._element, DATA_KEY);
-
       this._config = null;
       this._parent = null;
+      this._element = null;
       this._triggerArray = null;
       this._isTransitioning = null;
     } // Private
     ;
 
     _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, config);
+      config = _objectSpread2({}, Default, {}, config);
       config.toggle = Boolean(config.toggle); // Coerce string values
 
       typeCheckConfig(NAME, config, DefaultType);
@@ -453,11 +456,13 @@
     };
 
     _proto._getDimension = function _getDimension() {
-      return this._element.classList.contains(WIDTH) ? WIDTH : HEIGHT;
+      var hasWidth = this._element.classList.contains(WIDTH);
+
+      return hasWidth ? WIDTH : HEIGHT;
     };
 
     _proto._getParent = function _getParent() {
-      var _this4 = this;
+      var _this3 = this;
 
       var parent = this._config.parent;
 
@@ -467,42 +472,43 @@
           parent = parent[0];
         }
       } else {
-        parent = SelectorEngine__default['default'].findOne(parent);
+        parent = SelectorEngine.findOne(parent);
       }
 
-      var selector = SELECTOR_DATA_TOGGLE + "[data-bs-parent=\"" + parent + "\"]";
+      var selector = SELECTOR_DATA_TOGGLE + "[data-parent=\"" + parent + "\"]";
-      SelectorEngine__default['default'].find(selector, parent).forEach(function (element) {
+      SelectorEngine.find(selector, parent).forEach(function (element) {
         var selected = getElementFromSelector(element);
 
-        _this4._addAriaAndCollapsedClass(selected, [element]);
+        _this3._addAriaAndCollapsedClass(selected, [element]);
       });
       return parent;
     };
 
     _proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
-      if (!element || !triggerArray.length) {
+      if (element) {
-        return;
+        var isOpen = element.classList.contains(CLASS_NAME_SHOW);
-      }
 
-      var isOpen = element.classList.contains(CLASS_NAME_SHOW);
+        if (triggerArray.length) {
-      triggerArray.forEach(function (elem) {
+          triggerArray.forEach(function (elem) {
-        if (isOpen) {
+            if (isOpen) {
-          elem.classList.remove(CLASS_NAME_COLLAPSED);
+              elem.classList.remove(CLASS_NAME_COLLAPSED);
-        } else {
+            } else {
-          elem.classList.add(CLASS_NAME_COLLAPSED);
+              elem.classList.add(CLASS_NAME_COLLAPSED);
+            }
+
+            elem.setAttribute('aria-expanded', isOpen);
+          });
         }
-
+      }
-        elem.setAttribute('aria-expanded', isOpen);
-      });
     } // Static
     ;
 
     Collapse.collapseInterface = function collapseInterface(element, config) {
-      var data = Data__default['default'].getData(element, DATA_KEY);
+      var data = Data.getData(element, DATA_KEY);
 
-      var _config = _extends({}, Default, Manipulator__default['default'].getDataAttributes(element), typeof config === 'object' && config ? config : {});
+      var _config = _objectSpread2({}, Default, {}, Manipulator.getDataAttributes(element), {}, typeof config === 'object' && config ? config : {});
 
-      if (!data && _config.toggle && typeof config === 'string' && /show|hide/.test(config)) {
+      if (!data && _config.toggle && /show|hide/.test(config)) {
         _config.toggle = false;
       }
 
@@ -525,20 +531,24 @@
       });
     };
 
-    _createClass$1(Collapse, null, [{
+    Collapse.getInstance = function getInstance(element) {
+      return Data.getData(element, DATA_KEY);
+    };
+
+    _createClass(Collapse, null, [{
+      key: "VERSION",
+      get: function get() {
+        return VERSION;
+      }
+    }, {
       key: "Default",
       get: function get() {
         return Default;
       }
-    }, {
-      key: "DATA_KEY",
-      get: function get() {
-        return DATA_KEY;
-      }
     }]);
 
     return Collapse;
-  }(BaseComponent);
+  }();
   /**
    * ------------------------------------------------------------------------
    * Data Api implementation
@@ -546,17 +556,17 @@
    */
 
 
-  EventHandler__default['default'].on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
+  EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
     // preventDefault only for <a> elements (which change the URL) not inside the collapsible element
     if (event.target.tagName === 'A') {
       event.preventDefault();
     }
 
-    var triggerData = Manipulator__default['default'].getDataAttributes(this);
+    var triggerData = Manipulator.getDataAttributes(this);
     var selector = getSelectorFromElement(this);
-    var selectorElements = SelectorEngine__default['default'].find(selector);
+    var selectorElements = SelectorEngine.find(selector);
     selectorElements.forEach(function (element) {
-      var data = Data__default['default'].getData(element, DATA_KEY);
+      var data = Data.getData(element, DATA_KEY);
       var config;
 
       if (data) {
@@ -574,28 +584,26 @@
       Collapse.collapseInterface(element, config);
     });
   });
+  var $ = getjQuery();
   /**
    * ------------------------------------------------------------------------
    * jQuery
    * ------------------------------------------------------------------------
-   * add .Collapse to jQuery only if jQuery is present
+   * add .collapse to jQuery only if jQuery is present
    */
 
-  onDOMContentLoaded(function () {
+  /* istanbul ignore if */
-    var $ = getjQuery();
-    /* istanbul ignore if */
 
-    if ($) {
+  if ($) {
-      var JQUERY_NO_CONFLICT = $.fn[NAME];
+    var JQUERY_NO_CONFLICT = $.fn[NAME];
-      $.fn[NAME] = Collapse.jQueryInterface;
+    $.fn[NAME] = Collapse.jQueryInterface;
-      $.fn[NAME].Constructor = Collapse;
+    $.fn[NAME].Constructor = Collapse;
 
-      $.fn[NAME].noConflict = function () {
+    $.fn[NAME].noConflict = function () {
-        $.fn[NAME] = JQUERY_NO_CONFLICT;
+      $.fn[NAME] = JQUERY_NO_CONFLICT;
-        return Collapse.jQueryInterface;
+      return Collapse.jQueryInterface;
-      };
+    };
-    }
+  }
-  });
 
   return Collapse;
 

js/dist/dom/data.js

@@ -1,18 +1,18 @@
 /*!
-  * Bootstrap data.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap data.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
   typeof define === 'function' && define.amd ? define(factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Data = factory());
+  (global = global || self, global.Data = factory());
 }(this, (function () { 'use strict';
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): dom/data.js
+   * Bootstrap (v4.3.1): dom/data.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
 
@@ -26,22 +26,22 @@
     var id = 1;
     return {
       set: function set(element, key, data) {
-        if (typeof element.bsKey === 'undefined') {
+        if (typeof element.key === 'undefined') {
-          element.bsKey = {
+          element.key = {
             key: key,
             id: id
           };
           id++;
         }
 
-        storeData[element.bsKey.id] = data;
+        storeData[element.key.id] = data;
       },
       get: function get(element, key) {
-        if (!element || typeof element.bsKey === 'undefined') {
+        if (!element || typeof element.key === 'undefined') {
           return null;
         }
 
-        var keyProperties = element.bsKey;
+        var keyProperties = element.key;
 
         if (keyProperties.key === key) {
           return storeData[keyProperties.id];
@@ -50,15 +50,15 @@
         return null;
       },
       delete: function _delete(element, key) {
-        if (typeof element.bsKey === 'undefined') {
+        if (typeof element.key === 'undefined') {
           return;
         }
 
-        var keyProperties = element.bsKey;
+        var keyProperties = element.key;
 
         if (keyProperties.key === key) {
           delete storeData[keyProperties.id];
-          delete element.bsKey;
+          delete element.key;
         }
       }
     };

js/dist/dom/data.js.map

@@ -1 +1 @@
-{"version":3,"file":"data.js","sources":["../../src/dom/data.js"],"sourcesContent":["/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.0.0-beta1): dom/data.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst mapData = (() => {\n  const storeData = {}\n  let id = 1\n  return {\n    set(element, key, data) {\n      if (typeof element.bsKey === 'undefined') {\n        element.bsKey = {\n          key,\n          id\n        }\n        id++\n      }\n\n      storeData[element.bsKey.id] = data\n    },\n    get(element, key) {\n      if (!element || typeof element.bsKey === 'undefined') {\n        return null\n      }\n\n      const keyProperties = element.bsKey\n      if (keyProperties.key === key) {\n        return storeData[keyProperties.id]\n      }\n\n      return null\n    },\n    delete(element, key) {\n      if (typeof element.bsKey === 'undefined') {\n        return\n      }\n\n      const keyProperties = element.bsKey\n      if (keyProperties.key === key) {\n        delete storeData[keyProperties.id]\n        delete element.bsKey\n      }\n    }\n  }\n})()\n\nconst Data = {\n  setData(instance, key, data) {\n    mapData.set(instance, key, data)\n  },\n  getData(instance, key) {\n    return mapData.get(instance, key)\n  },\n  removeData(instance, key) {\n    mapData.delete(instance, key)\n  }\n}\n\nexport default Data\n"],"names":["mapData","storeData","id","set","element","key","data","bsKey","get","keyProperties","delete","Data","setData","instance","getData","removeData"],"mappings":";;;;;;;;;;;EAAA;EACA;EACA;EACA;EACA;EACA;;EAEA;EACA;EACA;EACA;EACA;EAEA,IAAMA,OAAO,GAAI,YAAM;EACrB,MAAMC,SAAS,GAAG,EAAlB;EACA,MAAIC,EAAE,GAAG,CAAT;EACA,SAAO;EACLC,IAAAA,GADK,eACDC,OADC,EACQC,GADR,EACaC,IADb,EACmB;EACtB,UAAI,OAAOF,OAAO,CAACG,KAAf,KAAyB,WAA7B,EAA0C;EACxCH,QAAAA,OAAO,CAACG,KAAR,GAAgB;EACdF,UAAAA,GAAG,EAAHA,GADc;EAEdH,UAAAA,EAAE,EAAFA;EAFc,SAAhB;EAIAA,QAAAA,EAAE;EACH;;EAEDD,MAAAA,SAAS,CAACG,OAAO,CAACG,KAAR,CAAcL,EAAf,CAAT,GAA8BI,IAA9B;EACD,KAXI;EAYLE,IAAAA,GAZK,eAYDJ,OAZC,EAYQC,GAZR,EAYa;EAChB,UAAI,CAACD,OAAD,IAAY,OAAOA,OAAO,CAACG,KAAf,KAAyB,WAAzC,EAAsD;EACpD,eAAO,IAAP;EACD;;EAED,UAAME,aAAa,GAAGL,OAAO,CAACG,KAA9B;;EACA,UAAIE,aAAa,CAACJ,GAAd,KAAsBA,GAA1B,EAA+B;EAC7B,eAAOJ,SAAS,CAACQ,aAAa,CAACP,EAAf,CAAhB;EACD;;EAED,aAAO,IAAP;EACD,KAvBI;EAwBLQ,IAAAA,MAxBK,mBAwBEN,OAxBF,EAwBWC,GAxBX,EAwBgB;EACnB,UAAI,OAAOD,OAAO,CAACG,KAAf,KAAyB,WAA7B,EAA0C;EACxC;EACD;;EAED,UAAME,aAAa,GAAGL,OAAO,CAACG,KAA9B;;EACA,UAAIE,aAAa,CAACJ,GAAd,KAAsBA,GAA1B,EAA+B;EAC7B,eAAOJ,SAAS,CAACQ,aAAa,CAACP,EAAf,CAAhB;EACA,eAAOE,OAAO,CAACG,KAAf;EACD;EACF;EAlCI,GAAP;EAoCD,CAvCe,EAAhB;;MAyCMI,IAAI,GAAG;EACXC,EAAAA,OADW,mBACHC,QADG,EACOR,GADP,EACYC,IADZ,EACkB;EAC3BN,IAAAA,OAAO,CAACG,GAAR,CAAYU,QAAZ,EAAsBR,GAAtB,EAA2BC,IAA3B;EACD,GAHU;EAIXQ,EAAAA,OAJW,mBAIHD,QAJG,EAIOR,GAJP,EAIY;EACrB,WAAOL,OAAO,CAACQ,GAAR,CAAYK,QAAZ,EAAsBR,GAAtB,CAAP;EACD,GANU;EAOXU,EAAAA,UAPW,sBAOAF,QAPA,EAOUR,GAPV,EAOe;EACxBL,IAAAA,OAAO,CAACU,MAAR,CAAeG,QAAf,EAAyBR,GAAzB;EACD;EATU;;;;;;;;"}
+{"version":3,"file":"data.js","sources":["../../src/dom/data.js"],"sourcesContent":["/**\n * --------------------------------------------------------------------------\n * Bootstrap (v4.3.1): dom/data.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)\n * --------------------------------------------------------------------------\n */\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst mapData = (() => {\n  const storeData = {}\n  let id = 1\n  return {\n    set(element, key, data) {\n      if (typeof element.key === 'undefined') {\n        element.key = {\n          key,\n          id\n        }\n        id++\n      }\n\n      storeData[element.key.id] = data\n    },\n    get(element, key) {\n      if (!element || typeof element.key === 'undefined') {\n        return null\n      }\n\n      const keyProperties = element.key\n      if (keyProperties.key === key) {\n        return storeData[keyProperties.id]\n      }\n\n      return null\n    },\n    delete(element, key) {\n      if (typeof element.key === 'undefined') {\n        return\n      }\n\n      const keyProperties = element.key\n      if (keyProperties.key === key) {\n        delete storeData[keyProperties.id]\n        delete element.key\n      }\n    }\n  }\n})()\n\nconst Data = {\n  setData(instance, key, data) {\n    mapData.set(instance, key, data)\n  },\n  getData(instance, key) {\n    return mapData.get(instance, key)\n  },\n  removeData(instance, key) {\n    mapData.delete(instance, key)\n  }\n}\n\nexport default Data\n"],"names":["mapData","storeData","id","set","element","key","data","get","keyProperties","delete","Data","setData","instance","getData","removeData"],"mappings":";;;;;;;;;;;EAAA;;;;;;;EAOA;;;;;EAMA,IAAMA,OAAO,GAAI,YAAM;EACrB,MAAMC,SAAS,GAAG,EAAlB;EACA,MAAIC,EAAE,GAAG,CAAT;EACA,SAAO;EACLC,IAAAA,GADK,eACDC,OADC,EACQC,GADR,EACaC,IADb,EACmB;EACtB,UAAI,OAAOF,OAAO,CAACC,GAAf,KAAuB,WAA3B,EAAwC;EACtCD,QAAAA,OAAO,CAACC,GAAR,GAAc;EACZA,UAAAA,GAAG,EAAHA,GADY;EAEZH,UAAAA,EAAE,EAAFA;EAFY,SAAd;EAIAA,QAAAA,EAAE;EACH;;EAEDD,MAAAA,SAAS,CAACG,OAAO,CAACC,GAAR,CAAYH,EAAb,CAAT,GAA4BI,IAA5B;EACD,KAXI;EAYLC,IAAAA,GAZK,eAYDH,OAZC,EAYQC,GAZR,EAYa;EAChB,UAAI,CAACD,OAAD,IAAY,OAAOA,OAAO,CAACC,GAAf,KAAuB,WAAvC,EAAoD;EAClD,eAAO,IAAP;EACD;;EAED,UAAMG,aAAa,GAAGJ,OAAO,CAACC,GAA9B;;EACA,UAAIG,aAAa,CAACH,GAAd,KAAsBA,GAA1B,EAA+B;EAC7B,eAAOJ,SAAS,CAACO,aAAa,CAACN,EAAf,CAAhB;EACD;;EAED,aAAO,IAAP;EACD,KAvBI;EAwBLO,IAAAA,MAxBK,mBAwBEL,OAxBF,EAwBWC,GAxBX,EAwBgB;EACnB,UAAI,OAAOD,OAAO,CAACC,GAAf,KAAuB,WAA3B,EAAwC;EACtC;EACD;;EAED,UAAMG,aAAa,GAAGJ,OAAO,CAACC,GAA9B;;EACA,UAAIG,aAAa,CAACH,GAAd,KAAsBA,GAA1B,EAA+B;EAC7B,eAAOJ,SAAS,CAACO,aAAa,CAACN,EAAf,CAAhB;EACA,eAAOE,OAAO,CAACC,GAAf;EACD;EACF;EAlCI,GAAP;EAoCD,CAvCe,EAAhB;;EAyCA,IAAMK,IAAI,GAAG;EACXC,EAAAA,OADW,mBACHC,QADG,EACOP,GADP,EACYC,IADZ,EACkB;EAC3BN,IAAAA,OAAO,CAACG,GAAR,CAAYS,QAAZ,EAAsBP,GAAtB,EAA2BC,IAA3B;EACD,GAHU;EAIXO,EAAAA,OAJW,mBAIHD,QAJG,EAIOP,GAJP,EAIY;EACrB,WAAOL,OAAO,CAACO,GAAR,CAAYK,QAAZ,EAAsBP,GAAtB,CAAP;EACD,GANU;EAOXS,EAAAA,UAPW,sBAOAF,QAPA,EAOUP,GAPV,EAOe;EACxBL,IAAAA,OAAO,CAACS,MAAR,CAAeG,QAAf,EAAyBP,GAAzB;EACD;EATU,CAAb;;;;;;;;"}

js/dist/dom/event-handler.js

@@ -1,18 +1,18 @@
 /*!
-  * Bootstrap event-handler.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap event-handler.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
-  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./polyfill.js')) :
-  typeof define === 'function' && define.amd ? define(factory) :
+  typeof define === 'function' && define.amd ? define(['./polyfill.js'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.EventHandler = factory());
+  (global = global || self, global.EventHandler = factory(global.Polyfill));
-}(this, (function () { 'use strict';
+}(this, (function (polyfill_js) { 'use strict';
 
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): util/index.js
+   * Bootstrap (v4.3.1): util/index.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
 
@@ -20,19 +20,17 @@
     var _window = window,
         jQuery = _window.jQuery;
 
-    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+    if (jQuery && !document.body.hasAttribute('data-no-jquery')) {
       return jQuery;
     }
 
     return null;
   };
 
-  var isRTL = document.documentElement.dir === 'rtl';
-
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): dom/event-handler.js
+   * Bootstrap (v4.3.1): dom/event-handler.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
   /**
@@ -41,8 +39,10 @@
    * ------------------------------------------------------------------------
    */
 
+  var $ = getjQuery();
   var namespaceRegex = /[^.]*(?=\..*)\.|.*/;
   var stripNameRegex = /\..*/;
+  var keyEventRegex = /^key/;
   var stripUidRegex = /::\d+$/;
   var eventRegistry = {}; // Events storage
 
@@ -51,7 +51,7 @@
     mouseenter: 'mouseover',
     mouseleave: 'mouseout'
   };
-  var nativeEvents = new Set(['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll']);
+  var nativeEvents = ['click', 'dblclick', 'mouseup', 'mousedown', 'contextmenu', 'mousewheel', 'DOMMouseScroll', 'mouseover', 'mouseout', 'mousemove', 'selectstart', 'selectend', 'keydown', 'keypress', 'keyup', 'orientationchange', 'touchstart', 'touchmove', 'touchend', 'touchcancel', 'pointerdown', 'pointermove', 'pointerup', 'pointerleave', 'pointercancel', 'gesturestart', 'gesturechange', 'gestureend', 'focus', 'blur', 'change', 'reset', 'select', 'submit', 'focusin', 'focusout', 'load', 'unload', 'beforeunload', 'resize', 'move', 'DOMContentLoaded', 'readystatechange', 'error', 'abort', 'scroll'];
   /**
    * ------------------------------------------------------------------------
    * Private methods
@@ -69,9 +69,18 @@
     return eventRegistry[uid];
   }
 
+  function fixEvent(event, element) {
+    // Add which for key events
+    if (event.which === null && keyEventRegex.test(event.type)) {
+      event.which = event.charCode === null ? event.keyCode : event.charCode;
+    }
+
+    event.delegateTarget = element;
+  }
+
   function bootstrapHandler(element, fn) {
     return function handler(event) {
-      event.delegateTarget = element;
+      fixEvent(event, element);
 
       if (handler.oneOff) {
         EventHandler.off(element, event.type, fn);
@@ -88,7 +97,7 @@
       for (var target = event.target; target && target !== this; target = target.parentNode) {
         for (var i = domElements.length; i--;) {
           if (domElements[i] === target) {
-            event.delegateTarget = target;
+            fixEvent(event, target);
 
             if (handler.oneOff) {
               EventHandler.off(element, event.type, fn);
@@ -133,7 +142,7 @@
       typeEvent = custom;
     }
 
-    var isNative = nativeEvents.has(typeEvent);
+    var isNative = nativeEvents.indexOf(typeEvent) > -1;
 
     if (!isNative) {
       typeEvent = originalTypeEvent;
@@ -190,7 +199,7 @@
   function removeNamespacedHandlers(element, events, typeEvent, namespace) {
     var storeElementEvent = events[typeEvent] || {};
     Object.keys(storeElementEvent).forEach(function (handlerKey) {
-      if (handlerKey.includes(namespace)) {
+      if (handlerKey.indexOf(namespace) > -1) {
         var event = storeElementEvent[handlerKey];
         removeHandler(element, events, typeEvent, event.originalHandler, event.delegationSelector);
       }
@@ -216,7 +225,7 @@
 
       var inNamespace = typeEvent !== originalTypeEvent;
       var events = getEvent(element);
-      var isNamespace = originalTypeEvent.startsWith('.');
+      var isNamespace = originalTypeEvent.charAt(0) === '.';
 
       if (typeof originalHandler !== 'undefined') {
         // Simplest case: handler is passed, remove that listener ONLY.
@@ -238,7 +247,7 @@
       Object.keys(storeElementEvent).forEach(function (keyHandlers) {
         var handlerKey = keyHandlers.replace(stripUidRegex, '');
 
-        if (!inNamespace || originalTypeEvent.includes(handlerKey)) {
+        if (!inNamespace || originalTypeEvent.indexOf(handlerKey) > -1) {
           var event = storeElementEvent[keyHandlers];
           removeHandler(element, events, typeEvent, event.originalHandler, event.delegationSelector);
         }
@@ -249,10 +258,9 @@
         return null;
       }
 
-      var $ = getjQuery();
       var typeEvent = event.replace(stripNameRegex, '');
       var inNamespace = event !== typeEvent;
-      var isNative = nativeEvents.has(typeEvent);
+      var isNative = nativeEvents.indexOf(typeEvent) > -1;
       var jQueryEvent;
       var bubbles = true;
       var nativeDispatch = true;
@@ -275,7 +283,7 @@
           bubbles: bubbles,
           cancelable: true
         });
-      } // merge custom information in our event
+      } // merge custom informations in our event
 
 
       if (typeof args !== 'undefined') {
@@ -290,6 +298,14 @@
 
       if (defaultPrevented) {
         evt.preventDefault();
+
+        if (!polyfill_js.defaultPreventedPreservedOnDispatch) {
+          Object.defineProperty(evt, 'defaultPrevented', {
+            get: function get() {
+              return true;
+            }
+          });
+        }
       }
 
       if (nativeDispatch) {

js/dist/dom/manipulator.js

@@ -1,18 +1,67 @@
 /*!
-  * Bootstrap manipulator.js v5.0.0-beta1 (https://getbootstrap.com/)
+  * Bootstrap manipulator.js v4.3.1 (https://getbootstrap.com/)
   * Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
-  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   */
 (function (global, factory) {
   typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
   typeof define === 'function' && define.amd ? define(factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Manipulator = factory());
+  (global = global || self, global.Manipulator = factory());
 }(this, (function () { 'use strict';
 
+  function _defineProperty(obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+
+    return obj;
+  }
+
+  function ownKeys(object, enumerableOnly) {
+    var keys = Object.keys(object);
+
+    if (Object.getOwnPropertySymbols) {
+      var symbols = Object.getOwnPropertySymbols(object);
+      if (enumerableOnly) symbols = symbols.filter(function (sym) {
+        return Object.getOwnPropertyDescriptor(object, sym).enumerable;
+      });
+      keys.push.apply(keys, symbols);
+    }
+
+    return keys;
+  }
+
+  function _objectSpread2(target) {
+    for (var i = 1; i < arguments.length; i++) {
+      var source = arguments[i] != null ? arguments[i] : {};
+
+      if (i % 2) {
+        ownKeys(Object(source), true).forEach(function (key) {
+          _defineProperty(target, key, source[key]);
+        });
+      } else if (Object.getOwnPropertyDescriptors) {
+        Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
+      } else {
+        ownKeys(Object(source)).forEach(function (key) {
+          Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
+        });
+      }
+    }
+
+    return target;
+  }
+
   /**
    * --------------------------------------------------------------------------
-   * Bootstrap (v5.0.0-beta1): dom/manipulator.js
+   * Bootstrap (v4.3.1): dom/manipulator.js
-   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
    * --------------------------------------------------------------------------
    */
   function normalizeData(val) {
@@ -43,28 +92,25 @@
 
   var Manipulator = {
     setDataAttribute: function setDataAttribute(element, key, value) {
-      element.setAttribute("data-bs-" + normalizeDataKey(key), value);
+      element.setAttribute("data-" + normalizeDataKey(key), value);
     },
     removeDataAttribute: function removeDataAttribute(element, key) {
-      element.removeAttribute("data-bs-" + normalizeDataKey(key));
+      element.removeAttribute("data-" + normalizeDataKey(key));
     },
     getDataAttributes: function getDataAttributes(element) {
       if (!element) {
         return {};
       }
 
-      var attributes = {};
+      var attributes = _objectSpread2({}, element.dataset);
-      Object.keys(element.dataset).filter(function (key) {
+
-        return key.startsWith('bs');
+      Object.keys(attributes).forEach(function (key) {
-      }).forEach(function (key) {
+        attributes[key] = normalizeData(attributes[key]);
-        var pureKey = key.replace(/^bs/, '');
-        pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length);
-        attributes[pureKey] = normalizeData(element.dataset[key]);
       });
       return attributes;
     },
     getDataAttribute: function getDataAttribute(element, key) {
-      return normalizeData(element.getAttribute("data-bs-" + normalizeDataKey(key)));
+      return normalizeData(element.getAttribute("data-" + normalizeDataKey(key)));
     },
     offset: function offset(element) {
       var rect = element.getBoundingClientRect();
@@ -78,6 +124,17 @@
         top: element.offsetTop,
         left: element.offsetLeft
       };
+    },
+    toggleClass: function toggleClass(element, className) {
+      if (!element) {
+        return;
+      }
+
+      if (element.classList.contains(className)) {
+        element.classList.remove(className);
+      } else {
+        element.classList.add(className);
+      }
     }
   };
 

js/dist/dom/manipulator.js.map

@@ -1 +1 @@
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