Load extension resources using IExtensionResourceLoaderService

src/vs/workbench/services/extensionResourceLoader/browser/extensionResourceLoaderService.ts

@@ -0,0 +1,38 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { URI } from 'vs/base/common/uri';
+import { registerSingleton } from 'vs/platform/instantiation/common/extensions';
+import { IFileService } from 'vs/platform/files/common/files';
+import { IExtensionResourceLoaderService } from 'vs/workbench/services/extensionResourceLoader/common/extensionResourceLoader';
+import * as dom from 'vs/base/browser/dom';
+import { Schemas } from 'vs/base/common/network';
+
+class ExtensionResourceLoaderService implements IExtensionResourceLoaderService {
+
+	_serviceBrand: undefined;
+
+	constructor(
+		@IFileService private readonly _fileService: IFileService
+	) { }
+
+	async readExtensionResource(uri: URI): Promise<string> {
+		uri = dom.asDomUri(uri);
+
+		if (uri.scheme !== Schemas.http && uri.scheme !== Schemas.https) {
+			const result = await this._fileService.readFile(uri);
+			return result.value.toString();
+		}
+
+		const response = await fetch(uri.toString(true));
+		if (response.status !== 200) {
+			throw new Error(response.statusText);
+		}
+		return response.text();
+
+	}
+}
+
+registerSingleton(IExtensionResourceLoaderService, ExtensionResourceLoaderService);