From cc58e2d7eb144f0b2ff89e6a6685fb4deaa24fde Mon Sep 17 00:00:00 2001
From: zhengbli <zhengbli@microsoft.com>
Date: Tue, 19 Apr 2016 15:17:36 -0700
Subject: [PATCH] Use string literal type for script kind names

---
 src/harness/harnessLanguageService.ts                  | 2 +-
 src/server/client.ts                                   | 2 +-
 src/server/protocol.d.ts                               | 4 ++--
 src/server/session.ts                                  | 8 ++++----
 tests/cases/fourslash/server/openFileWithSyntaxKind.ts | 2 +-
 5 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/harness/harnessLanguageService.ts b/src/harness/harnessLanguageService.ts
index d74c2fdeb8e..8f1b0493a85 100644
--- a/src/harness/harnessLanguageService.ts
+++ b/src/harness/harnessLanguageService.ts
@@ -496,7 +496,7 @@ namespace Harness.LanguageService {
             this.client = client;
         }
 
-        openFile(fileName: string, content?: string, scriptKindName?: string): void {
+        openFile(fileName: string, content?: string, scriptKindName?: "TS" | "JS" | "TSX" | "JSX"): void {
             super.openFile(fileName, content, scriptKindName);
             this.client.openFile(fileName, content, scriptKindName);
         }
diff --git a/src/server/client.ts b/src/server/client.ts
index 35fb0b11fbe..bd5abbcfd77 100644
--- a/src/server/client.ts
+++ b/src/server/client.ts
@@ -120,7 +120,7 @@ namespace ts.server {
             return response;
         }
 
-        openFile(fileName: string, content?: string, scriptKindName?: string): void {
+        openFile(fileName: string, content?: string, scriptKindName?: "TS" | "JS" | "TSX"  | "JSX"): void {
             var args: protocol.OpenRequestArgs = { file: fileName, fileContent: content, scriptKindName };
             this.processRequest(CommandNames.Open, args);
         }
diff --git a/src/server/protocol.d.ts b/src/server/protocol.d.ts
index d6ff438a1c0..10cebb2ddb7 100644
--- a/src/server/protocol.d.ts
+++ b/src/server/protocol.d.ts
@@ -520,9 +520,9 @@ declare namespace ts.server.protocol {
         fileContent?: string;
         /**
          * Used to specify the script kind of the file explicitly. It could be one of the following:
-         *      ".ts", ".js", ".tsx", ".jsx"
+         *      "TS", "JS", "TSX", "JSX"
          */
-        scriptKindName?: string;
+        scriptKindName?: "TS" | "JS" | "TSX" | "JSX";
     }
 
     /**
diff --git a/src/server/session.ts b/src/server/session.ts
index 6dd74e8985b..6fe8ed7b075 100644
--- a/src/server/session.ts
+++ b/src/server/session.ts
@@ -969,16 +969,16 @@ namespace ts.server {
                 const openArgs = <protocol.OpenRequestArgs>request.arguments;
                 let scriptKind: ScriptKind;
                 switch (openArgs.scriptKindName) {
-                    case ".ts":
+                    case "TS":
                         scriptKind = ScriptKind.TS;
                         break;
-                    case ".js":
+                    case "JS":
                         scriptKind = ScriptKind.JS;
                         break;
-                    case ".tsx":
+                    case "TSX":
                         scriptKind = ScriptKind.TSX;
                         break;
-                    case ".jsx":
+                    case "JSX":
                         scriptKind = ScriptKind.JSX;
                         break;
                 }
diff --git a/tests/cases/fourslash/server/openFileWithSyntaxKind.ts b/tests/cases/fourslash/server/openFileWithSyntaxKind.ts
index 006e5490b6f..dcb1e54999e 100644
--- a/tests/cases/fourslash/server/openFileWithSyntaxKind.ts
+++ b/tests/cases/fourslash/server/openFileWithSyntaxKind.ts
@@ -14,6 +14,6 @@
 //// var t;
 //// t.
 
-goTo.file("test.ts", /*content*/ undefined, ".js");
+goTo.file("test.ts", /*content*/ undefined, "JS");
 goTo.eof();
 verify.completionListContains("toExponential");