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84 lines
2.3 KiB
84 lines
2.3 KiB
import {Logger, LoggingLevel, LogMessage} from "@extollo/util";
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import {Singleton} from "@extollo/di";
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@Singleton()
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export class Logging {
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protected registeredLoggers: Logger[] = []
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protected currentLevel: LoggingLevel = LoggingLevel.Warning
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public registerLogger(logger: Logger) {
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if ( !this.registeredLoggers.includes(logger) ) {
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this.registeredLoggers.push(logger)
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}
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}
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public unregisterLogger(logger: Logger) {
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this.registeredLoggers = this.registeredLoggers.filter(x => x !== logger)
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}
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public get level(): LoggingLevel {
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return this.currentLevel
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}
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public set level(level: LoggingLevel) {
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this.currentLevel = level
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}
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public success(output: any, force = false) {
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this.writeLog(LoggingLevel.Success, output, force)
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}
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public error(output: any, force = false) {
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this.writeLog(LoggingLevel.Error, output, force)
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}
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public warn(output: any, force = false) {
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this.writeLog(LoggingLevel.Warning, output, force)
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}
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public info(output: any, force = false) {
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this.writeLog(LoggingLevel.Info, output, force)
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}
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public debug(output: any, force = false) {
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this.writeLog(LoggingLevel.Debug, output, force)
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}
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public verbose(output: any, force = false) {
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this.writeLog(LoggingLevel.Verbose, output, force)
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}
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protected writeLog(level: LoggingLevel, output: any, force = false) {
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const message = this.buildMessage(level, output)
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if ( this.currentLevel >= level || force ) {
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for ( const logger of this.registeredLoggers ) {
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try {
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logger.write(message)
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} catch (e) {
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console.error('logging error', e)
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}
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}
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}
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}
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protected buildMessage(level: LoggingLevel, output: any): LogMessage {
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return {
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level,
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output,
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date: new Date,
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callerName: this.getCallerInfo(),
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}
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}
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protected getCallerInfo(level = 5): string {
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const e = new Error()
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if ( !e.stack ) return 'Unknown'
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return e.stack.split(/\s+at\s+/)
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.slice(level)
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.map((x: string): string => x.trim().split(' (')[0].split('.')[0].split(':')[0])[0]
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.split('/')
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.reverse()[0]
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}
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}
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