First cut of #50416: Add support that FileSystemProviders can control the URI...

First cut of #50416: Add support that FileSystemProviders can control the URI of a generated problem marker

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

@@ -12,6 +12,7 @@ import URI from 'vs/base/common/uri';
 import * as Objects from 'vs/base/common/objects';
 import { TPromise } from 'vs/base/common/winjs.base';
 import * as Types from 'vs/base/common/types';
+import * as Platform from 'vs/base/common/platform';
 
 import { IWorkspaceContextService, IWorkspaceFolder } from 'vs/platform/workspace/common/workspace';
 
@@ -21,12 +22,11 @@ import {
 } from 'vs/workbench/parts/tasks/common/tasks';
 import { ITaskService, TaskFilter } from 'vs/workbench/parts/tasks/common/taskService';
 
-
 import { extHostNamedCustomer } from 'vs/workbench/api/electron-browser/extHostCustomers';
 import { ExtHostContext, MainThreadTaskShape, ExtHostTaskShape, MainContext, IExtHostContext } from 'vs/workbench/api/node/extHost.protocol';
 import {
 	TaskDefinitionDTO, TaskExecutionDTO, ProcessExecutionOptionsDTO, TaskPresentationOptionsDTO,
-	ProcessExecutionDTO, ShellExecutionDTO, ShellExecutionOptionsDTO, TaskDTO, TaskSourceDTO, TaskHandleDTO, TaskFilterDTO, TaskProcessStartedDTO, TaskProcessEndedDTO
+	ProcessExecutionDTO, ShellExecutionDTO, ShellExecutionOptionsDTO, TaskDTO, TaskSourceDTO, TaskHandleDTO, TaskFilterDTO, TaskProcessStartedDTO, TaskProcessEndedDTO, TaskSystemInfoDTO
 } from 'vs/workbench/api/shared/tasks';
 
 export { TaskDTO, TaskHandleDTO, TaskExecutionDTO, TaskFilterDTO };
@@ -357,6 +357,7 @@ namespace TaskFilterDTO {
 @extHostNamedCustomer(MainContext.MainThreadTask)
 export class MainThreadTask implements MainThreadTaskShape {
 
+	private _extHostContext: IExtHostContext;
 	private _proxy: ExtHostTaskShape;
 	private _activeHandles: { [handle: number]: boolean; };
 
@@ -471,4 +472,26 @@ export class MainThreadTask implements MainThreadTaskShape {
 			});
 		});
 	}
+
+	public $registerTaskSystem(key: string, info: TaskSystemInfoDTO): void {
+		let platform: Platform.Platform;
+		switch (info.platform) {
+			case 'win32':
+				platform = Platform.Platform.Windows;
+				break;
+			case 'darwin':
+				platform = Platform.Platform.Mac;
+				break;
+			case 'linux':
+				platform = Platform.Platform.Linux;
+				break;
+			default:
+				platform = Platform.platform;
+		}
+		this._taskService.registerTaskSystem(key, {
+			platform: platform,
+			fileSystemScheme: key,
+			context: this._extHostContext
+		});
+	}
 }

src/vs/workbench/api/node/extHost.protocol.ts

@@ -48,7 +48,7 @@ import { CommentRule, CharacterPair, EnterAction } from 'vs/editor/common/modes/
 import { ISingleEditOperation } from 'vs/editor/common/model';
 import { IPatternInfo, IRawSearchQuery, IRawFileMatch2, ISearchCompleteStats } from 'vs/platform/search/common/search';
 import { LogLevel } from 'vs/platform/log/common/log';
-import { TaskExecutionDTO, TaskDTO, TaskHandleDTO, TaskFilterDTO, TaskProcessStartedDTO, TaskProcessEndedDTO } from 'vs/workbench/api/shared/tasks';
+import { TaskExecutionDTO, TaskDTO, TaskHandleDTO, TaskFilterDTO, TaskProcessStartedDTO, TaskProcessEndedDTO, TaskSystemInfoDTO } from 'vs/workbench/api/shared/tasks';
 
 export interface IEnvironment {
 	isExtensionDevelopmentDebug: boolean;
@@ -410,10 +410,11 @@ export interface MainThreadSearchShape extends IDisposable {
 
 export interface MainThreadTaskShape extends IDisposable {
 	$registerTaskProvider(handle: number): TPromise<void>;
+	$unregisterTaskProvider(handle: number): TPromise<void>;
 	$fetchTasks(filter?: TaskFilterDTO): TPromise<TaskDTO[]>;
 	$executeTask(task: TaskHandleDTO | TaskDTO): TPromise<TaskExecutionDTO>;
 	$terminateTask(id: string): TPromise<void>;
-	$unregisterTaskProvider(handle: number): TPromise<void>;
+	$registerTaskSystem(scheme: string, info: TaskSystemInfoDTO): void;
 }
 
 export interface MainThreadExtensionServiceShape extends IDisposable {

src/vs/workbench/api/node/extHostTask.ts

@@ -12,7 +12,7 @@ import { asWinJsPromise } from 'vs/base/common/async';
 import { Event, Emitter } from 'vs/base/common/event';
 
 import { IExtensionDescription } from 'vs/workbench/services/extensions/common/extensions';
-import * as TaskSystem from 'vs/workbench/parts/tasks/common/tasks';
+import * as tasks from 'vs/workbench/parts/tasks/common/tasks';
 
 import { MainContext, MainThreadTaskShape, ExtHostTaskShape, IMainContext } from 'vs/workbench/api/node/extHost.protocol';
 
@@ -21,7 +21,7 @@ import { ExtHostWorkspace } from 'vs/workbench/api/node/extHostWorkspace';
 import * as vscode from 'vscode';
 import {
 	TaskDefinitionDTO, TaskExecutionDTO, TaskPresentationOptionsDTO, ProcessExecutionOptionsDTO, ProcessExecutionDTO,
-	ShellExecutionOptionsDTO, ShellExecutionDTO, TaskDTO, TaskHandleDTO, TaskFilterDTO, TaskProcessStartedDTO, TaskProcessEndedDTO
+	ShellExecutionOptionsDTO, ShellExecutionDTO, TaskDTO, TaskHandleDTO, TaskFilterDTO, TaskProcessStartedDTO, TaskProcessEndedDTO, TaskSystemInfoDTO
 } from '../shared/tasks';
 
 export { TaskExecutionDTO };
@@ -197,40 +197,40 @@ namespace ProblemMatcher {
 */
 
 namespace TaskRevealKind {
-	export function from(value: vscode.TaskRevealKind): TaskSystem.RevealKind {
+	export function from(value: vscode.TaskRevealKind): tasks.RevealKind {
 		if (value === void 0 || value === null) {
-			return TaskSystem.RevealKind.Always;
+			return tasks.RevealKind.Always;
 		}
 		switch (value) {
 			case types.TaskRevealKind.Silent:
-				return TaskSystem.RevealKind.Silent;
+				return tasks.RevealKind.Silent;
 			case types.TaskRevealKind.Never:
-				return TaskSystem.RevealKind.Never;
+				return tasks.RevealKind.Never;
 		}
-		return TaskSystem.RevealKind.Always;
+		return tasks.RevealKind.Always;
 	}
 }
 
 namespace TaskPanelKind {
-	export function from(value: vscode.TaskPanelKind): TaskSystem.PanelKind {
+	export function from(value: vscode.TaskPanelKind): tasks.PanelKind {
 		if (value === void 0 || value === null) {
-			return TaskSystem.PanelKind.Shared;
+			return tasks.PanelKind.Shared;
 		}
 		switch (value) {
 			case types.TaskPanelKind.Dedicated:
-				return TaskSystem.PanelKind.Dedicated;
+				return tasks.PanelKind.Dedicated;
 			case types.TaskPanelKind.New:
-				return TaskSystem.PanelKind.New;
+				return tasks.PanelKind.New;
 			default:
-				return TaskSystem.PanelKind.Shared;
+				return tasks.PanelKind.Shared;
 		}
 	}
 }
 
 namespace PresentationOptions {
-	export function from(value: vscode.TaskPresentationOptions): TaskSystem.PresentationOptions {
+	export function from(value: vscode.TaskPresentationOptions): tasks.PresentationOptions {
 		if (value === void 0 || value === null) {
-			return { reveal: TaskSystem.RevealKind.Always, echo: true, focus: false, panel: TaskSystem.PanelKind.Shared };
+			return { reveal: tasks.RevealKind.Always, echo: true, focus: false, panel: tasks.PanelKind.Shared };
 		}
 		return {
 			reveal: TaskRevealKind.from(value.reveal),
@@ -259,11 +259,11 @@ namespace CommandOptions {
 	function isShellConfiguration(value: any): value is { executable: string; shellArgs?: string[] } {
 		return value && typeof value.executable === 'string';
 	}
-	export function from(value: vscode.ShellExecutionOptions | vscode.ProcessExecutionOptions): TaskSystem.CommandOptions {
+	export function from(value: vscode.ShellExecutionOptions | vscode.ProcessExecutionOptions): tasks.CommandOptions {
 		if (value === void 0 || value === null) {
 			return undefined;
 		}
-		let result: TaskSystem.CommandOptions = {
+		let result: tasks.CommandOptions = {
 		};
 		if (typeof value.cwd === 'string') {
 			result.cwd = value.cwd;
@@ -285,7 +285,7 @@ namespace CommandOptions {
 }
 
 namespace ShellQuoteOptions {
-	export function from(value: vscode.ShellQuotingOptions): TaskSystem.ShellQuotingOptions {
+	export function from(value: vscode.ShellQuotingOptions): tasks.ShellQuotingOptions {
 		if (value === void 0 || value === null) {
 			return undefined;
 		}
@@ -298,12 +298,12 @@ namespace ShellQuoteOptions {
 }
 
 namespace ShellConfiguration {
-	export function from(value: { executable?: string, shellArgs?: string[], quotes?: vscode.ShellQuotingOptions }): TaskSystem.ShellConfiguration {
+	export function from(value: { executable?: string, shellArgs?: string[], quotes?: vscode.ShellQuotingOptions }): tasks.ShellConfiguration {
 		if (value === void 0 || value === null || !value.executable) {
 			return undefined;
 		}
 
-		let result: TaskSystem.ShellConfiguration = {
+		let result: tasks.ShellConfiguration = {
 			executable: value.executable,
 			args: Strings.from(value.shellArgs),
 			quoting: ShellQuoteOptions.from(value.quotes)
@@ -313,7 +313,7 @@ namespace ShellConfiguration {
 }
 
 namespace ShellString {
-	export function from(value: (string | vscode.ShellQuotedString)[]): TaskSystem.CommandString[] {
+	export function from(value: (string | vscode.ShellQuotedString)[]): tasks.CommandString[] {
 		if (value === void 0 || value === null) {
 			return undefined;
 		}
@@ -323,11 +323,11 @@ namespace ShellString {
 
 namespace Tasks {
 
-	export function from(tasks: vscode.Task[], rootFolder: vscode.WorkspaceFolder, extension: IExtensionDescription): TaskSystem.ContributedTask[] {
+	export function from(tasks: vscode.Task[], rootFolder: vscode.WorkspaceFolder, extension: IExtensionDescription): tasks.ContributedTask[] {
 		if (tasks === void 0 || tasks === null) {
 			return [];
 		}
-		let result: TaskSystem.ContributedTask[] = [];
+		let result: tasks.ContributedTask[] = [];
 		for (let task of tasks) {
 			let converted = fromSingle(task, rootFolder, extension);
 			if (converted) {
@@ -337,11 +337,11 @@ namespace Tasks {
 		return result;
 	}
 
-	function fromSingle(task: vscode.Task, rootFolder: vscode.WorkspaceFolder, extension: IExtensionDescription): TaskSystem.ContributedTask {
+	function fromSingle(task: vscode.Task, rootFolder: vscode.WorkspaceFolder, extension: IExtensionDescription): tasks.ContributedTask {
 		if (typeof task.name !== 'string') {
 			return undefined;
 		}
-		let command: TaskSystem.CommandConfiguration;
+		let command: tasks.CommandConfiguration;
 		let execution = task.execution;
 		if (execution instanceof types.ProcessExecution) {
 			command = getProcessCommand(execution);
@@ -357,21 +357,21 @@ namespace Tasks {
 
 		let taskScope: types.TaskScope.Global | types.TaskScope.Workspace | vscode.WorkspaceFolder | undefined = task.scope;
 		let workspaceFolder: vscode.WorkspaceFolder | undefined;
-		let scope: TaskSystem.TaskScope;
+		let scope: tasks.TaskScope;
 		// For backwards compatibility
 		if (taskScope === void 0) {
-			scope = TaskSystem.TaskScope.Folder;
+			scope = tasks.TaskScope.Folder;
 			workspaceFolder = rootFolder;
 		} else if (taskScope === types.TaskScope.Global) {
-			scope = TaskSystem.TaskScope.Global;
+			scope = tasks.TaskScope.Global;
 		} else if (taskScope === types.TaskScope.Workspace) {
-			scope = TaskSystem.TaskScope.Workspace;
+			scope = tasks.TaskScope.Workspace;
 		} else {
-			scope = TaskSystem.TaskScope.Folder;
+			scope = tasks.TaskScope.Folder;
 			workspaceFolder = taskScope;
 		}
-		let source: TaskSystem.ExtensionTaskSource = {
-			kind: TaskSystem.TaskSourceKind.Extension,
+		let source: tasks.ExtensionTaskSource = {
+			kind: tasks.TaskSourceKind.Extension,
 			label: typeof task.source === 'string' ? task.source : extension.name,
 			extension: extension.id,
 			scope: scope,
@@ -380,17 +380,17 @@ namespace Tasks {
 		// We can't transfer a workspace folder object from the extension host to main since they differ
 		// in shape and we don't have backwards converting function. So transfer the URI and resolve the
 		// workspace folder on the main side.
-		(source as any as TaskSystem.ExtensionTaskSourceTransfer).__workspaceFolder = workspaceFolder ? workspaceFolder.uri as URI : undefined;
+		(source as any as tasks.ExtensionTaskSourceTransfer).__workspaceFolder = workspaceFolder ? workspaceFolder.uri as URI : undefined;
 		let label = nls.localize('task.label', '{0}: {1}', source.label, task.name);
 		let key = (task as types.Task).definitionKey;
 		let kind = (task as types.Task).definition;
 		let id = `${extension.id}.${key}`;
-		let taskKind: TaskSystem.TaskIdentifier = {
+		let taskKind: tasks.TaskIdentifier = {
 			_key: key,
 			type: kind.type
 		};
 		Objects.assign(taskKind, kind);
-		let result: TaskSystem.ContributedTask = {
+		let result: tasks.ContributedTask = {
 			_id: id, // uuidMap.getUUID(identifier),
 			_source: source,
 			_label: label,
@@ -407,14 +407,14 @@ namespace Tasks {
 		return result;
 	}
 
-	function getProcessCommand(value: vscode.ProcessExecution): TaskSystem.CommandConfiguration {
+	function getProcessCommand(value: vscode.ProcessExecution): tasks.CommandConfiguration {
 		if (typeof value.process !== 'string') {
 			return undefined;
 		}
-		let result: TaskSystem.CommandConfiguration = {
+		let result: tasks.CommandConfiguration = {
 			name: value.process,
 			args: Strings.from(value.args),
-			runtime: TaskSystem.RuntimeType.Process,
+			runtime: tasks.RuntimeType.Process,
 			suppressTaskName: true,
 			presentation: undefined
 		};
@@ -424,15 +424,15 @@ namespace Tasks {
 		return result;
 	}
 
-	function getShellCommand(value: vscode.ShellExecution): TaskSystem.CommandConfiguration {
+	function getShellCommand(value: vscode.ShellExecution): tasks.CommandConfiguration {
 		if (value.args) {
 			if (typeof value.command !== 'string' && typeof value.command.value !== 'string') {
 				return undefined;
 			}
-			let result: TaskSystem.CommandConfiguration = {
+			let result: tasks.CommandConfiguration = {
 				name: value.command,
 				args: ShellString.from(value.args),
-				runtime: TaskSystem.RuntimeType.Shell,
+				runtime: tasks.RuntimeType.Shell,
 				presentation: undefined
 			};
 			if (value.options) {
@@ -443,9 +443,9 @@ namespace Tasks {
 			if (typeof value.commandLine !== 'string') {
 				return undefined;
 			}
-			let result: TaskSystem.CommandConfiguration = {
+			let result: tasks.CommandConfiguration = {
 				name: value.commandLine,
-				runtime: TaskSystem.RuntimeType.Shell,
+				runtime: tasks.RuntimeType.Shell,
 				presentation: undefined
 			};
 			if (value.options) {
@@ -728,7 +728,7 @@ interface HandlerData {
 export class ExtHostTask implements ExtHostTaskShape {
 
 	private _proxy: MainThreadTaskShape;
-	private _extHostWorkspace: ExtHostWorkspace;
+	private _workspaceService: ExtHostWorkspace;
 	private _handleCounter: number;
 	private _handlers: Map<number, HandlerData>;
 	private _taskExecutions: Map<string, TaskExecutionImpl>;
@@ -739,16 +739,16 @@ export class ExtHostTask implements ExtHostTaskShape {
 	private readonly _onDidTaskProcessStarted: Emitter<vscode.TaskProcessStartEvent> = new Emitter<vscode.TaskProcessStartEvent>();
 	private readonly _onDidTaskProcessEnded: Emitter<vscode.TaskProcessEndEvent> = new Emitter<vscode.TaskProcessEndEvent>();
 
-	constructor(mainContext: IMainContext, extHostWorkspace: ExtHostWorkspace) {
+	constructor(mainContext: IMainContext, workspaceService: ExtHostWorkspace) {
 		this._proxy = mainContext.getProxy(MainContext.MainThreadTask);
-		this._extHostWorkspace = extHostWorkspace;
+		this._workspaceService = workspaceService;
 		this._handleCounter = 0;
 		this._handlers = new Map<number, HandlerData>();
 		this._taskExecutions = new Map<string, TaskExecutionImpl>();
 	}
 
 	public get extHostWorkspace(): ExtHostWorkspace {
-		return this._extHostWorkspace;
+		return this._workspaceService;
 	}
 
 	public registerTaskProvider(extension: IExtensionDescription, provider: vscode.TaskProvider): vscode.Disposable {
@@ -764,11 +764,15 @@ export class ExtHostTask implements ExtHostTaskShape {
 		});
 	}
 
+	public registerTaskSystem(scheme: string, info: TaskSystemInfoDTO): void {
+		this._proxy.$registerTaskSystem(scheme, info);
+	}
+
 	public fetchTasks(filter?: vscode.TaskFilter): Thenable<vscode.Task[]> {
 		return this._proxy.$fetchTasks(TaskFilterDTO.from(filter)).then((values) => {
 			let result: vscode.Task[] = [];
 			for (let value of values) {
-				let task = TaskDTO.to(value, this._extHostWorkspace);
+				let task = TaskDTO.to(value, this._workspaceService);
 				if (task) {
 					result.push(task);
 				}
@@ -854,13 +858,13 @@ export class ExtHostTask implements ExtHostTaskShape {
 		}
 	}
 
-	public $provideTasks(handle: number): TPromise<TaskSystem.TaskSet> {
+	public $provideTasks(handle: number): TPromise<tasks.TaskSet> {
 		let handler = this._handlers.get(handle);
 		if (!handler) {
-			return TPromise.wrapError<TaskSystem.TaskSet>(new Error('no handler found'));
+			return TPromise.wrapError<tasks.TaskSet>(new Error('no handler found'));
 		}
 		return asWinJsPromise(token => handler.provider.provideTasks(token)).then(value => {
-			let workspaceFolders = this._extHostWorkspace.getWorkspaceFolders();
+			let workspaceFolders = this._workspaceService.getWorkspaceFolders();
 			return {
 				tasks: Tasks.from(value, workspaceFolders && workspaceFolders.length > 0 ? workspaceFolders[0] : undefined, handler.extension),
 				extension: handler.extension
@@ -881,7 +885,7 @@ export class ExtHostTask implements ExtHostTaskShape {
 		if (result) {
 			return result;
 		}
-		result = new TaskExecutionImpl(this, execution.id, task ? task : TaskDTO.to(execution.task, this._extHostWorkspace));
+		result = new TaskExecutionImpl(this, execution.id, task ? task : TaskDTO.to(execution.task, this._workspaceService));
 		this._taskExecutions.set(execution.id, result);
 		return result;
 	}

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

@@ -103,3 +103,7 @@ export interface TaskFilterDTO {
 	version?: string;
 	type?: string;
 }
+
+export interface TaskSystemInfoDTO {
+	platform: string;
+}
\ No newline at end of file

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

@@ -134,6 +134,7 @@ export interface ProblemMatcher {
 	pattern: ProblemPattern | ProblemPattern[];
 	severity?: Severity;
 	watching?: WatchingMatcher;
+	fileSystemScheme?: string;
 }
 
 export interface NamedProblemMatcher extends ProblemMatcher {
@@ -195,7 +196,11 @@ export function getResource(filename: string, matcher: ProblemMatcher): URI {
 	if (fullPath[0] !== '/') {
 		fullPath = '/' + fullPath;
 	}
-	return URI.parse('file://' + fullPath);
+	if (matcher.fileSystemScheme !== void 0) {
+		return URI.parse(`${matcher.fileSystemScheme}://${fullPath}`);
+	} else {
+		return URI.file(fullPath);
+	}
 }
 
 export interface ILineMatcher {

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

@@ -12,7 +12,7 @@ import { createDecorator } from 'vs/platform/instantiation/common/instantiation'
 
 import { IWorkspaceFolder } from 'vs/platform/workspace/common/workspace';
 import { Task, ContributedTask, CustomTask, TaskSet, TaskSorter, TaskEvent } from 'vs/workbench/parts/tasks/common/tasks';
-import { ITaskSummary, TaskTerminateResponse } from 'vs/workbench/parts/tasks/common/taskSystem';
+import { ITaskSummary, TaskTerminateResponse, TaskSystemInfo } from 'vs/workbench/parts/tasks/common/taskSystem';
 
 export { ITaskSummary, Task, TaskTerminateResponse };
 
@@ -66,4 +66,6 @@ export interface ITaskService {
 
 	registerTaskProvider(handle: number, taskProvider: ITaskProvider): void;
 	unregisterTaskProvider(handle: number): boolean;
+
+	registerTaskSystem(scheme: string, taskSystemInfo: TaskSystemInfo): void;
 }
\ No newline at end of file

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

@@ -8,6 +8,7 @@ import Severity from 'vs/base/common/severity';
 import { TPromise } from 'vs/base/common/winjs.base';
 import { TerminateResponse } from 'vs/base/common/processes';
 import { Event } from 'vs/base/common/event';
+import { Platform } from 'vs/base/common/platform';
 
 import { IWorkspaceFolder } from 'vs/platform/workspace/common/workspace';
 
@@ -101,6 +102,16 @@ export interface TaskTerminateResponse extends TerminateResponse {
 	task: Task | undefined;
 }
 
+export interface TaskSystemInfo {
+	fileSystemScheme: string;
+	platform: Platform;
+	context: any;
+}
+
+export interface TaskSystemInfoResovler {
+	(workspaceFolder: IWorkspaceFolder): TaskSystemInfo;
+}
+
 export interface ITaskSystem {
 	onDidStateChange: Event<TaskEvent>;
 	run(task: Task, resolver: ITaskResolver): ITaskExecuteResult;

src/vs/workbench/parts/tasks/electron-browser/task.contribution.ts

@@ -25,6 +25,7 @@ import { TerminateResponseCode } from 'vs/base/common/processes';
 import * as strings from 'vs/base/common/strings';
 import { ValidationStatus, ValidationState } from 'vs/base/common/parsers';
 import * as UUID from 'vs/base/common/uuid';
+import * as Platform from 'vs/base/common/platform';
 import { LinkedMap, Touch } from 'vs/base/common/map';
 import { OcticonLabel } from 'vs/base/browser/ui/octiconLabel/octiconLabel';
 
@@ -70,7 +71,7 @@ import { Scope, IActionBarRegistry, Extensions as ActionBarExtensions } from 'vs
 
 import { ITerminalService } from 'vs/workbench/parts/terminal/common/terminal';
 
-import { ITaskSystem, ITaskResolver, ITaskSummary, TaskExecuteKind, TaskError, TaskErrors, TaskTerminateResponse } from 'vs/workbench/parts/tasks/common/taskSystem';
+import { ITaskSystem, ITaskResolver, ITaskSummary, TaskExecuteKind, TaskError, TaskErrors, TaskTerminateResponse, TaskSystemInfo } from 'vs/workbench/parts/tasks/common/taskSystem';
 import {
 	Task, CustomTask, ConfiguringTask, ContributedTask, InMemoryTask, TaskEvent,
 	TaskEventKind, TaskSet, TaskGroup, GroupType, ExecutionEngine, JsonSchemaVersion, TaskSourceKind,
@@ -442,12 +443,13 @@ class TaskService implements ITaskService {
 	public static OutputChannelLabel: string = nls.localize('tasks', "Tasks");
 
 	private _configHasErrors: boolean;
-	private __schemaVersion: JsonSchemaVersion;
-	private __executionEngine: ExecutionEngine;
-	private __workspaceFolders: IWorkspaceFolder[];
-	private __ignoredWorkspaceFolders: IWorkspaceFolder[];
-	private __showIgnoreMessage: boolean;
+	private _schemaVersion: JsonSchemaVersion;
+	private _executionEngine: ExecutionEngine;
+	private _workspaceFolders: IWorkspaceFolder[];
+	private _ignoredWorkspaceFolders: IWorkspaceFolder[];
+	private _showIgnoreMessage: boolean;
 	private _providers: Map<number, ITaskProvider>;
+	private _taskSystemInfos: Map<string, TaskSystemInfo>;
 
 	private _workspaceTasksPromise: TPromise<Map<string, WorkspaceFolderTaskResult>>;
 
@@ -486,6 +488,7 @@ class TaskService implements ITaskService {
 		this._taskSystemListener = undefined;
 		this._outputChannel = this.outputService.getChannel(TaskService.OutputChannelId);
 		this._providers = new Map<number, ITaskProvider>();
+		this._taskSystemInfos = new Map<string, TaskSystemInfo>();
 		this.configurationService.onDidChangeConfiguration(() => {
 			if (!this._taskSystem && !this._workspaceTasksPromise) {
 				return;
@@ -584,62 +587,62 @@ class TaskService implements ITaskService {
 	}
 
 	private get workspaceFolders(): IWorkspaceFolder[] {
-		if (!this.__workspaceFolders) {
+		if (!this._workspaceFolders) {
 			this.updateSetup();
 		}
-		return this.__workspaceFolders;
+		return this._workspaceFolders;
 	}
 
 	private get ignoredWorkspaceFolders(): IWorkspaceFolder[] {
-		if (!this.__ignoredWorkspaceFolders) {
+		if (!this._ignoredWorkspaceFolders) {
 			this.updateSetup();
 		}
-		return this.__ignoredWorkspaceFolders;
+		return this._ignoredWorkspaceFolders;
 	}
 
 	private get executionEngine(): ExecutionEngine {
-		if (this.__executionEngine === void 0) {
+		if (this._executionEngine === void 0) {
 			this.updateSetup();
 		}
-		return this.__executionEngine;
+		return this._executionEngine;
 	}
 
 	private get schemaVersion(): JsonSchemaVersion {
-		if (this.__schemaVersion === void 0) {
+		if (this._schemaVersion === void 0) {
 			this.updateSetup();
 		}
-		return this.__schemaVersion;
+		return this._schemaVersion;
 	}
 
 	private get showIgnoreMessage(): boolean {
-		if (this.__showIgnoreMessage === void 0) {
-			this.__showIgnoreMessage = !this.storageService.getBoolean(TaskService.IgnoreTask010DonotShowAgain_key, StorageScope.WORKSPACE, false);
+		if (this._showIgnoreMessage === void 0) {
+			this._showIgnoreMessage = !this.storageService.getBoolean(TaskService.IgnoreTask010DonotShowAgain_key, StorageScope.WORKSPACE, false);
 		}
-		return this.__showIgnoreMessage;
+		return this._showIgnoreMessage;
 	}
 
 	private updateSetup(setup?: [IWorkspaceFolder[], IWorkspaceFolder[], ExecutionEngine, JsonSchemaVersion]): void {
 		if (!setup) {
 			setup = this.computeWorkspaceFolderSetup();
 		}
-		this.__workspaceFolders = setup[0];
-		if (this.__ignoredWorkspaceFolders) {
-			if (this.__ignoredWorkspaceFolders.length !== setup[1].length) {
-				this.__showIgnoreMessage = undefined;
+		this._workspaceFolders = setup[0];
+		if (this._ignoredWorkspaceFolders) {
+			if (this._ignoredWorkspaceFolders.length !== setup[1].length) {
+				this._showIgnoreMessage = undefined;
 			} else {
 				let set: Set<string> = new Set();
-				this.__ignoredWorkspaceFolders.forEach(folder => set.add(folder.uri.toString()));
+				this._ignoredWorkspaceFolders.forEach(folder => set.add(folder.uri.toString()));
 				for (let folder of setup[1]) {
 					if (!set.has(folder.uri.toString())) {
-						this.__showIgnoreMessage = undefined;
+						this._showIgnoreMessage = undefined;
 						break;
 					}
 				}
 			}
 		}
-		this.__ignoredWorkspaceFolders = setup[1];
-		this.__executionEngine = setup[2];
-		this.__schemaVersion = setup[3];
+		this._ignoredWorkspaceFolders = setup[1];
+		this._executionEngine = setup[2];
+		this._schemaVersion = setup[3];
 	}
 
 	private showOutput(): void {
@@ -663,6 +666,10 @@ class TaskService implements ITaskService {
 		return this._providers.delete(handle);
 	}
 
+	public registerTaskSystem(key: string, info: TaskSystemInfo): void {
+		this._taskSystemInfos.set(key, info);
+	}
+
 	public getTask(folder: IWorkspaceFolder | string, alias: string, compareId: boolean = false): TPromise<Task> {
 		let name = Types.isString(folder) ? folder : folder.name;
 		if (this.ignoredWorkspaceFolders.some(ignored => ignored.name === name)) {
@@ -1244,7 +1251,13 @@ class TaskService implements ITaskService {
 			this._taskSystem = new TerminalTaskSystem(
 				this.terminalService, this.outputService, this.markerService,
 				this.modelService, this.configurationResolverService, this.telemetryService,
-				this.contextService, TaskService.OutputChannelId
+				this.contextService, TaskService.OutputChannelId,
+				(workspaceFolder: IWorkspaceFolder) => {
+					if (!workspaceFolder) {
+						return undefined;
+					}
+					return this._taskSystemInfos.get(workspaceFolder.uri.scheme);
+				}
 			);
 		} else {
 			let system = new ProcessTaskSystem(
@@ -1472,8 +1485,9 @@ class TaskService implements ITaskService {
 					return TPromise.as({ workspaceFolder, set: undefined, configurations: undefined, hasErrors: workspaceFolderConfiguration ? workspaceFolderConfiguration.hasErrors : false });
 				}
 				return ProblemMatcherRegistry.onReady().then((): WorkspaceFolderTaskResult => {
+					let taskSystemInfo: TaskSystemInfo = this._taskSystemInfos.get(workspaceFolder.uri.scheme);
 					let problemReporter = new ProblemReporter(this._outputChannel);
-					let parseResult = TaskConfig.parse(workspaceFolder, workspaceFolderConfiguration.config, problemReporter);
+					let parseResult = TaskConfig.parse(workspaceFolder, taskSystemInfo ? taskSystemInfo.platform : Platform.platform, workspaceFolderConfiguration.config, problemReporter);
 					let hasErrors = false;
 					if (!parseResult.validationStatus.isOK()) {
 						hasErrors = true;
@@ -1869,7 +1883,7 @@ class TaskService implements ITaskService {
 				isSecondary: true,
 				run: () => {
 					this.storageService.store(TaskService.IgnoreTask010DonotShowAgain_key, true, StorageScope.WORKSPACE);
-					this.__showIgnoreMessage = false;
+					this._showIgnoreMessage = false;
 				}
 			}]
 		);

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

@@ -37,7 +37,7 @@ import {
 } from 'vs/workbench/parts/tasks/common/tasks';
 import {
 	ITaskSystem, ITaskSummary, ITaskExecuteResult, TaskExecuteKind, TaskError, TaskErrors, ITaskResolver,
-	TelemetryEvent, Triggers, TaskTerminateResponse
+	TelemetryEvent, Triggers, TaskTerminateResponse, TaskSystemInfoResovler, TaskSystemInfo
 } from 'vs/workbench/parts/tasks/common/taskSystem';
 
 interface TerminalData {
@@ -96,6 +96,7 @@ export class TerminalTaskSystem implements ITaskSystem {
 	private terminals: IStringDictionary<TerminalData>;
 	private idleTaskTerminals: LinkedMap<string, string>;
 	private sameTaskTerminals: IStringDictionary<string>;
+	private taskSystemInfoResolver: TaskSystemInfoResovler;
 
 	private readonly _onDidStateChange: Emitter<TaskEvent>;
 
@@ -104,7 +105,8 @@ export class TerminalTaskSystem implements ITaskSystem {
 		private configurationResolverService: IConfigurationResolverService,
 		private telemetryService: ITelemetryService,
 		private contextService: IWorkspaceContextService,
-		outputChannelId: string) {
+		outputChannelId: string,
+		taskSystemInfoResolver: TaskSystemInfoResovler) {
 
 		this.outputChannel = this.outputService.getChannel(outputChannelId);
 		this.activeTasks = Object.create(null);
@@ -113,6 +115,7 @@ export class TerminalTaskSystem implements ITaskSystem {
 		this.sameTaskTerminals = Object.create(null);
 
 		this._onDidStateChange = new Emitter();
+		this.taskSystemInfoResolver = taskSystemInfoResolver;
 	}
 
 	public get onDidStateChange(): Event<TaskEvent> {
@@ -830,11 +833,23 @@ export class TerminalTaskSystem implements ITaskSystem {
 				this.outputChannel.append(nls.localize('unkownProblemMatcher', 'Problem matcher {0} can\'t be resolved. The matcher will be ignored'));
 				return;
 			}
-			if (!matcher.filePrefix) {
+			let workspaceFolder = Task.getWorkspaceFolder(task);
+			let taskSystemInfo: TaskSystemInfo;
+			if (workspaceFolder) {
+				taskSystemInfo = this.taskSystemInfoResolver(workspaceFolder);
+			}
+			let hasFilePrefix = matcher.filePrefix !== void 0;
+			let hasScheme = taskSystemInfo !== void 0 && taskSystemInfo.fileSystemScheme !== void 0 && taskSystemInfo.fileSystemScheme === 'file';
+			if (!hasFilePrefix && !hasScheme) {
 				result.push(matcher);
 			} else {
 				let copy = Objects.deepClone(matcher);
+				if (hasScheme) {
+					copy.fileSystemScheme = taskSystemInfo.fileSystemScheme;
+				}
+				if (hasFilePrefix) {
 					copy.filePrefix = this.resolveVariable(task, copy.filePrefix);
+				}
 				result.push(copy);
 			}
 		});

src/vs/workbench/parts/tasks/node/taskConfiguration.ts

@@ -10,7 +10,7 @@ import * as nls from 'vs/nls';
 
 import * as Objects from 'vs/base/common/objects';
 import { IStringDictionary } from 'vs/base/common/collections';
-import * as Platform from 'vs/base/common/platform';
+import { Platform } from 'vs/base/common/platform';
 import * as Types from 'vs/base/common/types';
 import * as UUID from 'vs/base/common/uuid';
 
@@ -614,6 +614,7 @@ interface ParseContext {
 	uuidMap: UUIDMap;
 	engine: Tasks.ExecutionEngine;
 	schemaVersion: Tasks.JsonSchemaVersion;
+	platform: Platform;
 }
 
 
@@ -829,11 +830,11 @@ namespace CommandConfiguration {
 		let result: Tasks.CommandConfiguration = fromBase(config, context);
 
 		let osConfig: Tasks.CommandConfiguration = undefined;
-		if (config.windows && Platform.platform === Platform.Platform.Windows) {
+		if (config.windows && context.platform === Platform.Windows) {
 			osConfig = fromBase(config.windows, context);
-		} else if (config.osx && Platform.platform === Platform.Platform.Mac) {
+		} else if (config.osx && context.platform === Platform.Mac) {
 			osConfig = fromBase(config.osx, context);
-		} else if (config.linux && Platform.platform === Platform.Platform.Linux) {
+		} else if (config.linux && context.platform === Platform.Linux) {
 			osConfig = fromBase(config.linux, context);
 		}
 		if (osConfig) {
@@ -1553,11 +1554,11 @@ namespace Globals {
 	export function from(config: ExternalTaskRunnerConfiguration, context: ParseContext): Globals {
 		let result = fromBase(config, context);
 		let osGlobals: Globals = undefined;
-		if (config.windows && Platform.platform === Platform.Platform.Windows) {
+		if (config.windows && context.platform === Platform.Windows) {
 			osGlobals = fromBase(config.windows, context);
-		} else if (config.osx && Platform.platform === Platform.Platform.Mac) {
+		} else if (config.osx && context.platform === Platform.Mac) {
 			osGlobals = fromBase(config.osx, context);
-		} else if (config.linux && Platform.platform === Platform.Platform.Linux) {
+		} else if (config.linux && context.platform === Platform.Linux) {
 			osGlobals = fromBase(config.linux, context);
 		}
 		if (osGlobals) {
@@ -1742,9 +1743,11 @@ class ConfigurationParser {
 	private workspaceFolder: IWorkspaceFolder;
 	private problemReporter: IProblemReporter;
 	private uuidMap: UUIDMap;
+	private platform: Platform;
 
-	constructor(workspaceFolder: IWorkspaceFolder, problemReporter: IProblemReporter, uuidMap: UUIDMap) {
+	constructor(workspaceFolder: IWorkspaceFolder, platform: Platform, problemReporter: IProblemReporter, uuidMap: UUIDMap) {
 		this.workspaceFolder = workspaceFolder;
+		this.platform = platform;
 		this.problemReporter = problemReporter;
 		this.uuidMap = uuidMap;
 	}
@@ -1758,7 +1761,8 @@ class ConfigurationParser {
 			uuidMap: this.uuidMap,
 			namedProblemMatchers: undefined,
 			engine,
-			schemaVersion
+			schemaVersion,
+			platform: this.platform
 		};
 		let taskParseResult = this.createTaskRunnerConfiguration(fileConfig, context);
 		return {
@@ -1777,13 +1781,13 @@ class ConfigurationParser {
 		context.namedProblemMatchers = ProblemMatcherConverter.namedFrom(fileConfig.declares, context);
 		let globalTasks: Tasks.CustomTask[];
 		let externalGlobalTasks: (ConfiguringTask | CustomTask)[];
-		if (fileConfig.windows && Platform.platform === Platform.Platform.Windows) {
+		if (fileConfig.windows && context.platform === Platform.Windows) {
 			globalTasks = TaskParser.from(fileConfig.windows.tasks, globals, context).custom;
 			externalGlobalTasks = fileConfig.windows.tasks;
-		} else if (fileConfig.osx && Platform.platform === Platform.Platform.Mac) {
+		} else if (fileConfig.osx && context.platform === Platform.Mac) {
 			globalTasks = TaskParser.from(fileConfig.osx.tasks, globals, context).custom;
 			externalGlobalTasks = fileConfig.osx.tasks;
-		} else if (fileConfig.linux && Platform.platform === Platform.Platform.Linux) {
+		} else if (fileConfig.linux && context.platform === Platform.Linux) {
 			globalTasks = TaskParser.from(fileConfig.linux.tasks, globals, context).custom;
 			externalGlobalTasks = fileConfig.linux.tasks;
 		}
@@ -1846,7 +1850,7 @@ class ConfigurationParser {
 }
 
 let uuidMaps: Map<string, UUIDMap> = new Map();
-export function parse(workspaceFolder: IWorkspaceFolder, configuration: ExternalTaskRunnerConfiguration, logger: IProblemReporter): ParseResult {
+export function parse(workspaceFolder: IWorkspaceFolder, platform: Platform, configuration: ExternalTaskRunnerConfiguration, logger: IProblemReporter): ParseResult {
 	let uuidMap = uuidMaps.get(workspaceFolder.uri.toString());
 	if (!uuidMap) {
 		uuidMap = new UUIDMap();
@@ -1854,7 +1858,7 @@ export function parse(workspaceFolder: IWorkspaceFolder, configuration: External
 	}
 	try {
 		uuidMap.start();
-		return (new ConfigurationParser(workspaceFolder, logger, uuidMap)).run(configuration);
+		return (new ConfigurationParser(workspaceFolder, platform, logger, uuidMap)).run(configuration);
 	} finally {
 		uuidMap.finish();
 	}

src/vs/workbench/parts/tasks/test/electron-browser/configuration.test.ts

@@ -350,7 +350,7 @@ class PatternBuilder {
 
 function testDefaultProblemMatcher(external: ExternalTaskRunnerConfiguration, resolved: number) {
 	let reporter = new ProblemReporter();
-	let result = parse(workspaceFolder, external, reporter);
+	let result = parse(workspaceFolder, Platform.platform, external, reporter);
 	assert.ok(!reporter.receivedMessage);
 	assert.strictEqual(result.custom.length, 1);
 	let task = result.custom[0];
@@ -361,7 +361,7 @@ function testDefaultProblemMatcher(external: ExternalTaskRunnerConfiguration, re
 function testConfiguration(external: ExternalTaskRunnerConfiguration, builder: ConfiguationBuilder): void {
 	builder.done();
 	let reporter = new ProblemReporter();
-	let result = parse(workspaceFolder, external, reporter);
+	let result = parse(workspaceFolder, Platform.platform, external, reporter);
 	if (reporter.receivedMessage) {
 		assert.ok(false, reporter.lastMessage);
 	}