extensions/jake/src/main.ts/FolderDetector/getTask
class FolderDetector:	public async getTask(_task: vscode.Task): Promise<vscode.Task | undefined> {
		const jakeTask = (<any>_task.definition).task;
		if (jakeTask) {
			const kind: JakeTaskDefinition = (<any>_task.definition);
			const options: vscode.ShellExecutionOptions = { cwd: this.workspaceFolder.uri.fsPath };
			const task = new vscode.Task(kind, this.workspaceFolder, jakeTask, 'jake', new vscode.ShellExecution(await this._jakeCommand, [jakeTask], options));
			return task;
		}
		return undefined;
	}