fix emmet in ejs mode

node_modules/ace/lib/ace/ext/emmet.js

@@ -411,7 +411,7 @@ exports.isAvailable = function(editor, command) {
         // TODO refactor mode delegates to make this simpler
         try {
             editorProxy.setupContext(editor);
-            if (/js|php/.test(editorProxy.getSyntax()))
+            if (/^(js|php)/.test(editorProxy.getSyntax()))
                 isSupported = false;
         } catch(e) {}
     }