fix(ls): improve stability

fix: be resilient to notification orders
fix: unescape file paths

Author: chuckjaz

client/package.json

@@ -2,7 +2,7 @@
   "name": "ng-template",
   "displayName": "Angular Langauge Service",
   "description": "Editor services for Angular templates",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "publisher": "Google",
   "engines": {
     "vscode": "^1.4.0"

server/src/documents.ts

@@ -101,12 +101,14 @@ class ProjectLoggerImpl implements ProjectLogger {
   }
 }
 
+declare function unescape(text: string): string;
+
 function uriToFileName(uri: string): string {
   const parsedUrl = url.parse(uri);
   switch (parsedUrl.protocol) {
   case 'file:':
   case 'private:':
-    return parsedUrl.path
+    return unescape(parsedUrl.path);
   }
 }
 

server/src/editorServices.ts

@@ -641,7 +641,11 @@ export class LSHost implements ts.LanguageServiceHost {
   }
 
   getScriptVersion(filename: string) {
-      return this.getScriptInfo(filename).svc.latestVersion().toString();
+      const info = this.getScriptInfo(filename);
+      if (info) {
+          return info.svc.latestVersion().toString();
+      }
+      return "<unknown>";
   }
 
   getCurrentDirectory(): string {