Trying to set a completions for Grails Domain classes

Domain/GrailsDomain.sublime-completions

@@ -0,0 +1,12 @@
+{
+    "scope": "source.groovy.grails.domain",
+    "completions": [
+        {
+            "trigger": "ArrayBuffer();"
+        },
+        {
+            "trigger": "zlib.inflateRaw(buffer, callback);",
+            "contents": "zlib.inflateRaw(${1:buffer}, ${2:callback});$0"
+        }
+    ]
+}

Domain/GrailsDomain.tmLanguage

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>fileTypes</key>
+    <array>
+        <string>groovy</string>
+    </array>
+    <key>keyEquivalent</key>
+    <string>^~G</string>
+    <key>name</key>
+    <string>Grails Domain (Groovy)</string>
+    <key>patterns</key>
+    <array>
+        <dict>
+            <key>include</key>
+            <string>source.groovy</string>
+        </dict>
+    </array>
+    <key>scopeName</key>
+    <string>source.groovy.grails.domain</string>
+    <key>uuid</key>
+    <string>5EE8A923-863E-499D-A136-9B0DF5FDC8AD</string>
+</dict>
+</plist>

GrailsSyntax.py

@@ -0,0 +1,71 @@
+import sublime, sublime_plugin
+import os, string, re
+
+ST2_dir = os.path.dirname(os.path.dirname(os.getcwdu()))
+
+class GrailsSyntaxCommand(sublime_plugin.EventListener):
+    """ Attempts to set Grails Syntax when appropriate. """
+
+
+    def __init__(self):
+        super(GrailsSyntaxCommand, self).__init__()
+        self.path = None
+        self.name = None
+        self.ext  = None
+        self.view = None
+
+
+    def on_load(self, view):
+        self.check_syntax(view)
+
+
+    def on_post_save(self, view):
+        self.check_syntax(view)
+
+
+    def check_syntax(self, view):
+        self.view      = view
+        self.file_name = view.file_name()
+
+        if not self.file_name: # buffer has never been saved
+            return
+
+        self.reset_cache_variables()
+
+        if not self.ext == '.groovy':
+            print "Not Groovy file - GrailsSyntax exiting"
+            return
+
+        if self.is_domain():
+            self.set_syntax('Python Django', 'Djaneiro')
+            return
+        else:
+            self.set_syntax('Python', 'Python')
+            return
+
+
+    def is_django(self):
+        if self.view.find('from django',0,sublime.IGNORECASE) > -1:
+            return True
+        return False
+
+
+    def reset_cache_variables(self):
+        self.path = os.path.dirname(self.file_name)
+        self.name = os.path.basename(self.file_name).lower()
+        self.name, self.ext = os.path.splitext(self.name)
+
+
+    def set_syntax(self, syntax, path = None):
+        if path is None:
+            path = syntax
+
+        new_syntax = 'Packages/' + path + '/' + syntax + '.tmLanguage'
+
+        if not os.path.exists(os.path.join(ST2_dir, new_syntax)):
+            new_syntax = 'Packages/' + path + '/Syntaxes/' + syntax + '.tmLanguage'
+        current_syntax = self.view.settings().get('syntax')
+
+        if current_syntax != new_syntax:
+            self.view.settings().set('syntax', new_syntax)
+            print "Switched syntax to: " + syntax