Merge branch 'ee-es-module-copy-to-clipboard' into 'master'

Port of "Refactor 'copy_to_clipboard.js'" to EE

See merge request gitlab-org/gitlab-ee!3580

app/assets/javascripts/copy_to_clipboard.js → app/assets/javascripts/behaviors/copy_to_clipboard.js

-/* eslint-disable func-names, space-before-function-paren, one-var, no-var, one-var-declaration-per-line, prefer-template, quotes, no-unused-vars, prefer-arrow-callback, max-len */
-
 import Clipboard from 'clipboard';
 
-var genericError, genericSuccess, showTooltip;
+function showTooltip(target, title) {
+  const $target = $(target);
+  const originalTitle = $target.data('original-title');
+
+  if (!$target.data('hideTooltip')) {
+    $target
+      .attr('title', title)
+      .tooltip('fixTitle')
+      .tooltip('show')
+      .attr('title', originalTitle)
+      .tooltip('fixTitle');
+  }
+}
 
-genericSuccess = function(e) {
+function genericSuccess(e) {
   showTooltip(e.trigger, 'Copied');
   // Clear the selection and blur the trigger so it loses its border
   e.clearSelection();
-  return $(e.trigger).blur();
-};
+  $(e.trigger).blur();
+}
 
-// Safari doesn't support `execCommand`, so instead we inform the user to
-// copy manually.
-//
-// See http://clipboardjs.com/#browser-support
-genericError = function(e) {
-  var key;
+/**
+ * Safari > 10 doesn't support `execCommand`, so instead we inform the user to copy manually.
+ * See http://clipboardjs.com/#browser-support
+ */
+function genericError(e) {
+  let key;
   if (/Mac/i.test(navigator.userAgent)) {
     key = '⌘'; // Command
   } else {
     key = 'Ctrl';
   }
-  return showTooltip(e.trigger, "Press " + key + "-C to copy");
-};
-
-showTooltip = function(target, title) {
-  var $target = $(target);
-  var originalTitle = $target.data('original-title');
-
-  if (!$target.data('hideTooltip')) {
-    $target
-      .attr('title', 'Copied')
-      .tooltip('fixTitle')
-      .tooltip('show')
-      .attr('title', originalTitle)
-      .tooltip('fixTitle');
-  }
-};
+  showTooltip(e.trigger, `Press ${key}-C to copy`);
+}
 
-$(function() {
+export default function initCopyToClipboard() {
   const clipboard = new Clipboard('[data-clipboard-target], [data-clipboard-text]');
   clipboard.on('success', genericSuccess);
   clipboard.on('error', genericError);
 
-  // This a workaround around ClipboardJS limitations to allow the context-specific copy/pasting of plain text or GFM.
-  // The Ruby `clipboard_button` helper sneaks a JSON hash with `text` and `gfm` keys into the `data-clipboard-text`
-  // attribute that ClipboardJS reads from.
-  // When ClipboardJS creates a new `textarea` (directly inside `body`, with a `readonly` attribute`), sets its value
-  // to the value of this data attribute, focusses on it, and finally programmatically issues the 'Copy' command,
-  // this code intercepts the copy command/event at the last minute to deconstruct this JSON hash and set the
-  // `text/plain` and `text/x-gfm` copy data types to the intended values.
-  $(document).on('copy', 'body > textarea[readonly]', function(e) {
+  /**
+   * This a workaround around ClipboardJS limitations to allow the context-specific copy/pasting
+   * of plain text or GFM. The Ruby `clipboard_button` helper sneaks a JSON hash with `text` and
+   * `gfm` keys into the `data-clipboard-text` attribute that ClipboardJS reads from.
+   * When ClipboardJS creates a new `textarea` (directly inside `body`, with a `readonly`
+   * attribute`), sets its value to the value of this data attribute, focusses on it, and finally
+   * programmatically issues the 'Copy' command, this code intercepts the copy command/event at
+   * the last minute to deconstruct this JSON hash and set the `text/plain` and `text/x-gfm` copy
+   * data types to the intended values.
+   */
+  $(document).on('copy', 'body > textarea[readonly]', (e) => {
     const clipboardData = e.originalEvent.clipboardData;
     if (!clipboardData) return;
 
@@ -71,4 +70,4 @@ $(function() {
     clipboardData.setData('text/plain', json.text);
     clipboardData.setData('text/x-gfm', json.gfm);
   });
-});
+}

app/assets/javascripts/behaviors/index.js

 import './autosize';
 import './bind_in_out';
 import initCopyAsGFM from './copy_as_gfm';
+import initCopyToClipboard from './copy_to_clipboard';
 import './details_behavior';
 import installGlEmojiElement from './gl_emoji';
 import './quick_submit';
@@ -9,3 +10,4 @@ import './toggler_behavior';
 
 installGlEmojiElement();
 initCopyAsGFM();
+initCopyToClipboard();

app/assets/javascripts/main.js

@@ -44,7 +44,6 @@ import './commits';
 import './compare';
 import './compare_autocomplete';
 import './confirm_danger_modal';
-import './copy_to_clipboard';
 import './diff';
 import './files_comment_button';
 import Flash, { removeFlashClickListener } from './flash';

package.json

@@ -26,7 +26,7 @@
     "bootstrap-sass": "^3.3.6",
     "brace-expansion": "^1.1.8",
     "classlist-polyfill": "^1.2.0",
-    "clipboard": "^1.6.1",
+    "clipboard": "^1.7.1",
     "compression-webpack-plugin": "^1.0.0",
     "copy-webpack-plugin": "^4.0.1",
     "core-js": "^2.4.1",

yarn.lock

@@ -1288,13 +1288,13 @@ cli-width@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.1.0.tgz#b234ca209b29ef66fc518d9b98d5847b00edf00a"
 
-clipboard@^1.5.5, clipboard@^1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/clipboard/-/clipboard-1.6.1.tgz#65c5b654812466b0faab82dc6ba0f1d2f8e4be53"
+clipboard@^1.5.5, clipboard@^1.7.1:
+  version "1.7.1"
+  resolved "https://registry.yarnpkg.com/clipboard/-/clipboard-1.7.1.tgz#360d6d6946e99a7a1fef395e42ba92b5e9b5a16b"
   dependencies:
-    good-listener "^1.2.0"
+    good-listener "^1.2.2"
     select "^1.1.2"
-    tiny-emitter "^1.0.0"
+    tiny-emitter "^2.0.0"
 
 cliui@^2.1.0:
   version "2.1.0"
@@ -2883,7 +2883,7 @@ globby@^6.1.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
-good-listener@^1.2.0:
+good-listener@^1.2.2:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/good-listener/-/good-listener-1.2.2.tgz#d53b30cdf9313dffb7dc9a0d477096aa6d145c50"
   dependencies:
@@ -6115,9 +6115,9 @@ timers-browserify@^2.0.2:
   dependencies:
     setimmediate "^1.0.4"
 
-tiny-emitter@^1.0.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/tiny-emitter/-/tiny-emitter-1.1.0.tgz#ab405a21ffed814a76c19739648093d70654fecb"
+tiny-emitter@^2.0.0:
+  version "2.0.2"
+  resolved "https://registry.yarnpkg.com/tiny-emitter/-/tiny-emitter-2.0.2.tgz#82d27468aca5ade8e5fd1e6d22b57dd43ebdfb7c"
 
 tmp@0.0.31, tmp@0.0.x:
   version "0.0.31"