Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/src/vs/base/worker/workerMain.ts

@@ -0,0 +1,47 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+(function () {
+
+	let MonacoEnvironment = (<any>self).MonacoEnvironment;
+	let monacoBaseUrl = MonacoEnvironment && MonacoEnvironment.baseUrl ? MonacoEnvironment.baseUrl : '../../../';
+
+	if (typeof (<any>self).define !== 'function' || !(<any>self).define.amd) {
+		importScripts(monacoBaseUrl + 'vs/loader.js');
+	}
+
+	require.config({
+		baseUrl: monacoBaseUrl,
+		catchError: true,
+		createTrustedScriptURL: (value: string) => value,
+	});
+
+	let loadCode = function (moduleId: string) {
+		require([moduleId], function (ws) {
+			setTimeout(function () {
+				let messageHandler = ws.create((msg: any, transfer?: Transferable[]) => {
+					(<any>self).postMessage(msg, transfer);
+				}, null);
+
+				self.onmessage = (e: MessageEvent) => messageHandler.onmessage(e.data);
+				while (beforeReadyMessages.length > 0) {
+					self.onmessage(beforeReadyMessages.shift()!);
+				}
+			}, 0);
+		});
+	};
+
+	let isFirstMessage = true;
+	let beforeReadyMessages: MessageEvent[] = [];
+	self.onmessage = (message: MessageEvent) => {
+		if (!isFirstMessage) {
+			beforeReadyMessages.push(message);
+			return;
+		}
+
+		isFirstMessage = false;
+		loadCode(message.data);
+	};
+})();