switch notes to use task_list, but keep its update function for now

app/assets/javascripts/notes.js

@@ -11,7 +11,7 @@ require('./dropzone_input');
 require('./gfm_auto_complete');
 require('vendor/jquery.caret'); // required by jquery.atwho
 require('vendor/jquery.atwho');
-require('vendor/task_list');
+require('./task_list');
 
 (function() {
   var bind = function(fn, me) { return function() { return fn.apply(me, arguments); }; };
@@ -51,7 +51,11 @@ require('vendor/task_list');
       this.addBinding();
       this.setPollingInterval();
       this.setupMainTargetNoteForm();
-      this.initTaskList();
+      this.taskList = new gl.TaskList({
+        dataType: 'note',
+        selector: '.notes',
+        update: this.updateTaskList.bind(this)
+      });
       this.collapseLongCommitList();
 
       // We are in the Merge Requests page so we need another edit form for Changes tab
@@ -125,8 +129,6 @@ require('vendor/task_list');
       $(document).off("keydown", ".js-note-text");
       $(document).off('click', '.js-comment-resolve-button');
       $(document).off("click", '.system-note-commit-list-toggler');
-      $('.note .js-task-list-container').taskList('disable');
-      return $(document).off('tasklist:changed', '.note .js-task-list-container');
     };
 
     Notes.prototype.keydownNoteText = function(e) {
@@ -286,7 +288,7 @@ require('vendor/task_list');
         // Update datetime format on the recent note
         gl.utils.localTimeAgo($notesList.find("#note_" + note.id + " .js-timeago"), false);
         this.collapseLongCommitList();
-        this.initTaskList();
+        this.taskList.init();
         this.refresh();
         return this.updateNotesCount(1);
       }
@@ -863,15 +865,6 @@ require('vendor/task_list');
       }
     };
 
-    Notes.prototype.initTaskList = function() {
-      this.enableTaskList();
-      return $(document).on('tasklist:changed', '.note .js-task-list-container', this.updateTaskList.bind(this));
-    };
-
-    Notes.prototype.enableTaskList = function() {
-      return $('.note .js-task-list-container').taskList('enable');
-    };
-
     Notes.prototype.putEditFormInPlace = function($el) {
       var $editForm = $(this.getEditFormSelector($el));
       var $note = $el.closest('.note');

app/assets/javascripts/task_list.js.es6

+/* eslint-disable class-methods-use-this, no-new, func-names, prefer-template, no-unneeded-ternary, object-shorthand, space-before-function-paren, comma-dangle, quote-props, consistent-return, no-else-return, no-param-reassign, max-len */
+/* global UsersSelect */
+
 require('vendor/task_list');
 
 class TaskList {
   constructor(options = {}) {
     this.selector = options.selector;
     this.dataType = options.dataType;
-    // Prevent duplicate event bindings
-    this.disable();
+    this.update = options.update || this.update.bind(this);
     this.init();
   }
 
   init() {
+    // Prevent duplicate event bindings
+    this.disable();
     $(this.selector + ' .js-task-list-container').taskList('enable');
-    $(document).on('tasklist:changed', this.selector + ' .js-task-list-container', this.update.bind(this));
+    $(document).on('tasklist:changed', this.selector + ' .js-task-list-container', this.update);
   }
 
   disable() {
@@ -34,8 +38,6 @@ class TaskList {
         document.querySelector('#task_status_short').innerText = result.task_status_short;
       }
     });
-  // TODO (rspeicher): Make the issue description inline-editable like a note so
-  // that we can re-use its form here
   }
 }