implab/implabjs-core Files · src/main/ts/log/writers/ConsoleLogger.ts

working on IoC configuration

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r82:025f02eff3b2 v1.3.0 default


                r114:475b8ce3e850

ioc ts support

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             ConsoleLogger.ts
        
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             / src / main / ts / log / writers / ConsoleLogger.ts
          
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        cin
    
StringBuilder, TextWriter, ConsoleWriter tests

              r82
            
      import { IObservable, IDestroyable, ICancellation } from "../../interfaces";

      import { TraceEvent, LogLevel, WarnLevel, DebugLevel } from "../TraceSource";

      import { Cancellation } from "../../Cancellation";

      import { destroy, argumentNotNull } from "../../safe";

      import { ConsoleWriter } from "../ConsoleWriter";

      export class ConsoleLogger implements IDestroyable {

          private readonly _subscriptions = new Array<IDestroyable>();

          private readonly _writer: ConsoleWriter;

          constructor(writer = ConsoleWriter.default) {

              argumentNotNull(writer, "writer");

              this._writer = writer;

          }

          writeEvents(source: IObservable<TraceEvent>, ct: ICancellation = Cancellation.none) {

              const subscription = source.on(this.writeEvent.bind(this));

              if (ct.isSupported()) {

                  ct.register(subscription.destroy.bind(subscription));

              }

              this._subscriptions.push(subscription);

          }

          writeEvent(next: TraceEvent) {

              if (next.level >= DebugLevel) {

                  this._writer.setLogLevel("debug");

              } else if (next.level >= LogLevel) {

                  this._writer.setLogLevel("log");

              } else if (next.level >= WarnLevel) {

                  this._writer.setLogLevel("warn");

              } else {

                  this._writer.setLogLevel("error");

              }

              this._writer.write("{0}: ", next.source.id);

              this._writer.writeLine(next.message, ...next.args);

          }

          destroy() {

              this._subscriptions.forEach(destroy);

          }

      }

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cin StringBuilder, TextWriter, ConsoleWriter tests	r82	import { IObservable, IDestroyable, ICancellation } from "../../interfaces";
		import { TraceEvent, LogLevel, WarnLevel, DebugLevel } from "../TraceSource";
		import { Cancellation } from "../../Cancellation";
		import { destroy, argumentNotNull } from "../../safe";
		import { ConsoleWriter } from "../ConsoleWriter";

		export class ConsoleLogger implements IDestroyable {
		private readonly _subscriptions = new Array<IDestroyable>();
		private readonly _writer: ConsoleWriter;

		constructor(writer = ConsoleWriter.default) {
		argumentNotNull(writer, "writer");
		this._writer = writer;
		}

		writeEvents(source: IObservable<TraceEvent>, ct: ICancellation = Cancellation.none) {
		const subscription = source.on(this.writeEvent.bind(this));
		if (ct.isSupported()) {
		ct.register(subscription.destroy.bind(subscription));
		}
		this._subscriptions.push(subscription);
		}

		writeEvent(next: TraceEvent) {
		if (next.level >= DebugLevel) {
		this._writer.setLogLevel("debug");
		} else if (next.level >= LogLevel) {
		this._writer.setLogLevel("log");
		} else if (next.level >= WarnLevel) {
		this._writer.setLogLevel("warn");
		} else {
		this._writer.setLogLevel("error");
		}
		this._writer.write("{0}: ", next.source.id);
		this._writer.writeLine(next.message, ...next.args);
		}

		destroy() {
		this._subscriptions.forEach(destroy);
		}
		}