79 lines
2.0 KiB
TypeScript
79 lines
2.0 KiB
TypeScript
/**
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* Copyright (c) 2019 The xterm.js authors. All rights reserved.
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* @license MIT
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*/
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import { ILogService, IOptionsService } from 'common/services/Services';
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interface IConsole {
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log(message?: any, ...optionalParams: any[]): void;
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error(message?: any, ...optionalParams: any[]): void;
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info(message?: any, ...optionalParams: any[]): void;
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trace(message?: any, ...optionalParams: any[]): void;
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warn(message?: any, ...optionalParams: any[]): void;
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}
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// console is available on both node.js and browser contexts but the common
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// module doesn't depend on them so we need to explicitly declare it.
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declare const console: IConsole;
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export enum LogLevel {
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Debug = 0,
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Info = 1,
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Warn = 2,
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Error = 3,
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Off = 4
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}
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const optionsKeyToLogLevel: { [key: string]: LogLevel } = {
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debug: LogLevel.Debug,
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info: LogLevel.Info,
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warn: LogLevel.Warn,
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error: LogLevel.Error,
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off: LogLevel.Off
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};
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export class LogService implements ILogService {
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private _logLevel!: LogLevel;
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constructor(
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private readonly _optionsService: IOptionsService
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) {
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this._updateLogLevel();
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this._optionsService.onOptionChange(key => {
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if (key === 'logLevel') {
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this._updateLogLevel();
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}
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})
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}
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private _updateLogLevel(): void {
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this._logLevel = optionsKeyToLogLevel[this._optionsService.options.logLevel];
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}
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debug(message: any, ...optionalParams: any[]): void {
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if (this._logLevel <= LogLevel.Debug) {
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console.log.call(console, message, ...optionalParams);
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}
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}
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info(message: any, ...optionalParams: any[]): void {
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if (this._logLevel <= LogLevel.Info) {
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console.info.call(console, message, ...optionalParams);
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}
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}
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warn(message: any, ...optionalParams: any[]): void {
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if (this._logLevel <= LogLevel.Warn) {
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console.warn.call(console, message, ...optionalParams);
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}
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}
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error(message: any, ...optionalParams: any[]): void {
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if (this._logLevel <= LogLevel.Error) {
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console.error.call(console, message, ...optionalParams);
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}
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}
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}
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