fix: live preview related css highlightfails due to space in path. detected by tests

Author: abose

src/LiveDevelopment/MultiBrowserImpl/documents/LiveDocument.js

@@ -35,6 +35,16 @@ define(function (require, exports, module) {
      */
     var SYNC_ERROR_CLASS = "live-preview-sync-error";
 
+    function _simpleHash(str) {
+        let hash = 5381;
+        for (let i = 0; i < str.length; ) {
+            // eslint-disable-next-line no-bitwise
+            hash = (hash * 33) ^ str.charCodeAt(i++);
+        }
+        // eslint-disable-next-line no-bitwise
+        return hash >>> 0;
+    }
+
     /**
      * @constructor
      * Base class for managing the connection between a live editor and the browser. Provides functions
@@ -64,8 +74,9 @@ define(function (require, exports, module) {
         this._onActiveEditorChange = this._onActiveEditorChange.bind(this);
         this._onCursorActivity = this._onCursorActivity.bind(this);
 
-        EditorManager.off(`activeEditorChange.LiveDocument-${this.doc.file.fullPath}`);
-        EditorManager.on(`activeEditorChange.LiveDocument-${this.doc.file.fullPath}`, this._onActiveEditorChange);
+        this.fileHashForEvents = _simpleHash(this.doc.file.fullPath);
+        EditorManager.off(`activeEditorChange.LiveDocument-${this.fileHashForEvents}`);
+        EditorManager.on(`activeEditorChange.LiveDocument-${this.fileHashForEvents}`, this._onActiveEditorChange);
 
         if (editor) {
             // Attach now
@@ -79,7 +90,7 @@ define(function (require, exports, module) {
      * Closes the live document, terminating its connection to the browser.
      */
     LiveDocument.prototype.close = function () {
-        EditorManager.off(`activeEditorChange.LiveDocument-${this.doc.file.fullPath}`);
+        EditorManager.off(`activeEditorChange.LiveDocument-${this.fileHashForEvents}`);
         this._clearErrorDisplay();
         this._detachFromEditor();
     };

src/LiveDevelopment/MultiBrowserImpl/protocol/LiveDevProtocol.js

@@ -275,6 +275,11 @@ define(function (require, exports, module) {
     function _send(msg, clients) {
         var id = _nextMsgId++,
             result = new $.Deferred();
+        if(!_transport){
+            console.error("Cannot send message before live preview transport initialised");
+            result.reject();
+            return result.promise();
+        }
 
         // broadcast if there are no specific clients
         clients = clients || getConnectionIds();