Add throw error for undefined method on plugins

js/src/carousel.js

@@ -390,10 +390,11 @@ const Carousel = (($) => {
 
         if (typeof config === 'number') {
           data.to(config)
-
-        } else if (action) {
+        } else if (typeof action === 'string') {
+          if (data[action] === undefined) {
+            throw new Error(`No method named "${action}"`)
+          }
           data[action]()
-
         } else if (_config.interval) {
           data.pause()
           data.cycle()

js/src/collapse.js

@@ -333,6 +333,9 @@ const Collapse = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config]()
         }
       })

js/src/dropdown.js

@@ -143,6 +143,9 @@ const Dropdown = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config].call(this)
         }
       })

js/src/modal.js

@@ -463,8 +463,10 @@ const Modal = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config](relatedTarget)
-
         } else if (_config.show) {
           data.show(relatedTarget)
         }

js/src/popover.js

@@ -153,6 +153,9 @@ const Popover = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config]()
         }
       })

js/src/scrollspy.js

@@ -277,6 +277,9 @@ const ScrollSpy = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config]()
         }
       })

js/src/tab.js

@@ -234,6 +234,9 @@ const Tab = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config]()
         }
       })

js/src/tooltip.js

@@ -622,6 +622,9 @@ const Tooltip = (($) => {
         }
 
         if (typeof config === 'string') {
+          if (data[config] === undefined) {
+            throw new Error(`No method named "${config}"`)
+          }
           data[config]()
         }
       })