s/an/a/

[ci skip]

actionview/app/assets/javascripts/utils/event.coffee

@@ -13,7 +13,7 @@ if typeof CustomEvent is 'function'
     evt
   CustomEvent.prototype = window.Event.prototype
 
-# Triggers an custom event on an element and returns false if the event result is false
+# Triggers a custom event on an element and returns false if the event result is false
 fire = Rails.fire = (obj, name, data) ->
   event = new CustomEvent(
     name,

actionview/test/ujs/public/test/settings.js

@@ -76,7 +76,7 @@ try {
 }
 
 $.fn.extend({
-  // trigger an native click event
+  // trigger a native click event
   triggerNative: function(type, options) {
     var el = this[0],
         event,

railties/lib/rails/generators/resource_helpers.rb

@@ -59,7 +59,7 @@ module Rails
         end
 
         # Loads the ORM::Generators::ActiveModel class. This class is responsible
-        # to tell scaffold entities how to generate an specific method for the
+        # to tell scaffold entities how to generate a specific method for the
         # ORM. Check Rails::Generators::ActiveModel for more information.
         def orm_class
           @orm_class ||= begin