Adjust the context token if the previous token is a word, not just if it's an identifier.

Author: DanielRosenwasser

src/services/services.ts

@@ -2486,7 +2486,7 @@ module ts {
 
             // Check if the caret is at the end of an identifier; this is a partial identifier that we want to complete: e.g. a.toS|
             // Skip this partial identifier and adjust the contextToken to the token that precedes it.
-            if (contextToken && position <= contextToken.end && contextToken.kind === SyntaxKind.Identifier) {
+            if (contextToken && position <= contextToken.end && isWord(contextToken.kind)) {
                 let start = new Date().getTime();
                 contextToken = findPrecedingToken(contextToken.getFullStart(), sourceFile);
                 log("getCompletionData: Get previous token 2: " + (new Date().getTime() - start));

src/services/utilities.ts

@@ -450,7 +450,7 @@ module ts {
         return n.kind >= SyntaxKind.FirstToken && n.kind <= SyntaxKind.LastToken;
     }
 
-    function isWord(kind: SyntaxKind): boolean {
+    export function isWord(kind: SyntaxKind): boolean {
         return kind === SyntaxKind.Identifier || isKeyword(kind);
     }