Support controling the URI generated by problem matchers

src/vs/workbench/api/electron-browser/mainThreadTask.ts

@@ -494,7 +494,9 @@ export class MainThreadTask implements MainThreadTaskShape {
 		}
 		this._taskService.registerTaskSystem(key, {
 			platform: platform,
-			fileSystemScheme: key,
+			uriProvider: (path: string): URI => {
+				return URI.parse(`${info.scheme}://${info.host}:${info.port}${path}`);
+			},
 			context: this._extHostContext,
 			resolveVariables: (workspaceFolder: IWorkspaceFolder, variables: Set<string>): TPromise<Map<string, string>> => {
 				let vars: string[] = [];

src/vs/workbench/api/shared/tasks.ts

@@ -106,5 +106,8 @@ export interface TaskFilterDTO {
 }
 
 export interface TaskSystemInfoDTO {
+	scheme: string;
+	host: string;
+	port: number;
 	platform: string;
 }
\ No newline at end of file

src/vs/workbench/parts/tasks/common/problemMatcher.ts

@@ -134,7 +134,7 @@ export interface ProblemMatcher {
 	pattern: ProblemPattern | ProblemPattern[];
 	severity?: Severity;
 	watching?: WatchingMatcher;
-	fileSystemScheme?: string;
+	uriProvider?: (path: string) => URI;
 }
 
 export interface NamedProblemMatcher extends ProblemMatcher {
@@ -196,8 +196,8 @@ export function getResource(filename: string, matcher: ProblemMatcher): URI {
 	if (fullPath[0] !== '/') {
 		fullPath = '/' + fullPath;
 	}
-	if (matcher.fileSystemScheme !== void 0) {
-		return URI.parse(`${matcher.fileSystemScheme}://${fullPath}`);
+	if (matcher.uriProvider !== void 0) {
+		return matcher.uriProvider(fullPath);
 	} else {
 		return URI.file(fullPath);
 	}

src/vs/workbench/parts/tasks/common/taskSystem.ts

@@ -4,6 +4,7 @@
  *--------------------------------------------------------------------------------------------*/
 'use strict';
 
+import URI from 'vs/base/common/uri';
 import Severity from 'vs/base/common/severity';
 import { TPromise } from 'vs/base/common/winjs.base';
 import { TerminateResponse } from 'vs/base/common/processes';
@@ -103,9 +104,9 @@ export interface TaskTerminateResponse extends TerminateResponse {
 }
 
 export interface TaskSystemInfo {
-	fileSystemScheme: string;
 	platform: Platform;
 	context: any;
+	uriProvider: (this: void, path: string) => URI;
 	resolveVariables(workspaceFolder: IWorkspaceFolder, variables: Set<string>): TPromise<Map<string, string>>;
 }
 

src/vs/workbench/parts/tasks/electron-browser/terminalTaskSystem.ts

@@ -970,13 +970,13 @@ export class TerminalTaskSystem implements ITaskSystem {
 			}
 			let taskSystemInfo: TaskSystemInfo = resolver.taskSystemInfo;
 			let hasFilePrefix = matcher.filePrefix !== void 0;
-			let hasScheme = taskSystemInfo !== void 0 && taskSystemInfo.fileSystemScheme !== void 0 && taskSystemInfo.fileSystemScheme !== 'file';
-			if (!hasFilePrefix && !hasScheme) {
+			let hasUriProvider = taskSystemInfo !== void 0 && taskSystemInfo.uriProvider !== void 0;
+			if (!hasFilePrefix && !hasUriProvider) {
 				result.push(matcher);
 			} else {
 				let copy = Objects.deepClone(matcher);
-				if (hasScheme) {
-					copy.fileSystemScheme = taskSystemInfo.fileSystemScheme;
+				if (hasUriProvider) {
+					copy.uriProvider = taskSystemInfo.uriProvider;
 				}
 				if (hasFilePrefix) {
 					copy.filePrefix = this.resolveVariable(resolver, copy.filePrefix);