Disable slash commands on edit forms

app/assets/javascripts/gfm_auto_complete.js.es6

@@ -249,8 +249,8 @@
           }
         }
       });
-      // We don't instantiate the slash commands autocomplete for note edit forms
-      $("form:not(.edit-note) .js-gfm-input").atwho({
+      // We don't instantiate the slash commands autocomplete for note and issue/MR edit forms
+      this.input.filter('[data-supports-slash-commands="true"]').atwho({
         at: '/',
         alias: 'commands',
         displayTpl: function(value) {

app/views/layouts/_init_auto_complete.html.haml

@@ -1,7 +1,7 @@
 - project = @target_project || @project
-- noteable_class = @noteable.class if @noteable.present?
+- noteable_type = @noteable.class if @noteable.present?
 
 :javascript
-  GitLab.GfmAutoComplete.dataSource = "#{autocomplete_sources_namespace_project_path(project.namespace, project, type: noteable_class, type_id: params[:id], action_name: action_name)}"
+  GitLab.GfmAutoComplete.dataSource = "#{autocomplete_sources_namespace_project_path(project.namespace, project, type: noteable_type, type_id: params[:id])}"
   GitLab.GfmAutoComplete.cachedData = undefined;
   GitLab.GfmAutoComplete.setup();

app/views/projects/_zen.html.haml

@@ -1,7 +1,8 @@
+- supports_slash_commands = local_assigns.fetch(:supports_slash_commands, false)
 .zen-backdrop
   - classes << ' js-gfm-input js-autosize markdown-area'
   - if defined?(f) && f
-    = f.text_area attr, class: classes, placeholder: placeholder
+    = f.text_area attr, class: classes, placeholder: placeholder, data: { supports_slash_commands: supports_slash_commands }
   - else
     = text_area_tag attr, nil, class: classes, placeholder: placeholder
   %a.zen-control.zen-control-leave.js-zen-leave{ href: "#" }

app/views/projects/notes/_form.html.haml

@@ -10,7 +10,11 @@
   = f.hidden_field :position
 
   = render layout: 'projects/md_preview', locals: { preview_class: "md-preview", referenced_users: true } do
-    = render 'projects/zen', f: f, attr: :note, classes: 'note-textarea js-note-text', placeholder: "Write a comment or drag your files here..."
+    = render 'projects/zen', f: f,
+      attr: :note,
+      classes: 'note-textarea js-note-text',
+      placeholder: "Write a comment or drag your files here...",
+      supports_slash_commands: true
     = render 'projects/notes/hints'
     .error-alert
 

app/views/shared/issuable/_form.html.haml

@@ -30,7 +30,8 @@
     = render layout: 'projects/md_preview', locals: { preview_class: "md-preview", referenced_users: true } do
       = render 'projects/zen', f: f, attr: :description,
                                classes: 'note-textarea',
-                               placeholder: "Write a comment or drag your files here..."
+                               placeholder: "Write a comment or drag your files here...",
+                               supports_slash_commands: !issuable.persisted?
       = render 'projects/notes/hints'
       .clearfix
       .error-alert