Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/src/vs/base/common/parsers.ts

@@ -0,0 +1,79 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+export const enum ValidationState {
+	OK = 0,
+	Info = 1,
+	Warning = 2,
+	Error = 3,
+	Fatal = 4
+}
+
+export class ValidationStatus {
+	private _state: ValidationState;
+
+	constructor() {
+		this._state = ValidationState.OK;
+	}
+
+	public get state(): ValidationState {
+		return this._state;
+	}
+
+	public set state(value: ValidationState) {
+		if (value > this._state) {
+			this._state = value;
+		}
+	}
+
+	public isOK(): boolean {
+		return this._state === ValidationState.OK;
+	}
+
+	public isFatal(): boolean {
+		return this._state === ValidationState.Fatal;
+	}
+}
+
+export interface IProblemReporter {
+	info(message: string): void;
+	warn(message: string): void;
+	error(message: string): void;
+	fatal(message: string): void;
+	status: ValidationStatus;
+}
+
+export abstract class Parser {
+
+	private _problemReporter: IProblemReporter;
+
+	constructor(problemReporter: IProblemReporter) {
+		this._problemReporter = problemReporter;
+	}
+
+	public reset(): void {
+		this._problemReporter.status.state = ValidationState.OK;
+	}
+
+	public get problemReporter(): IProblemReporter {
+		return this._problemReporter;
+	}
+
+	public info(message: string): void {
+		this._problemReporter.info(message);
+	}
+
+	public warn(message: string): void {
+		this._problemReporter.warn(message);
+	}
+
+	public error(message: string): void {
+		this._problemReporter.error(message);
+	}
+
+	public fatal(message: string): void {
+		this._problemReporter.fatal(message);
+	}
+}