# Code coverage report for src/lib/services/logger/logger.service.ts

# All files / src/lib/services/logger logger.service.ts

55.17% Statements 16/29
41.66% Branches 10/24
33.33% Functions 3/9
47.82% Lines 11/23

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     import { Injectable } from '@angular/core';
    import { ILogService } from '../../models/logger.model';
    I
    import { LibraryConfigService } from '../library-config/library-config.service';

    @Injectable({
    	providedIn: 'root'
    })
    export class LoggerService implements ILogService {
    	public log;
    	public LOG_FNS = [];
    	public MSG_PREFIXES = [
    		['[', ']'],
    		['[', '] WARN: '],
    		['[', '] ERROR: ']
    	];

    	constructor(private libraryConfigSrv: LibraryConfigService) {
    	}

    	private getLoggerFns(prefix: string) {
    		this.log = window.console;
    		this.LOG_FNS = [this.log.log, this.log.warn, this.log.error];
    		const loggerFns = this.LOG_FNS.map((logTemplFn, i) => {
    			return logTemplFn.bind(this.log, this.MSG_PREFIXES[i][0] + prefix + this.MSG_PREFIXES[i][1]);
    		});
    		return loggerFns;
    	}

    	public get(prefix: string) {
    		const prodMode = this.libraryConfigSrv.isProduction();
    		const loggerService = this;
    		return {
    			d: function(...args: any[]) {
    				if (!prodMode) {
    					loggerService.getLoggerFns(prefix)[0].apply(this.log, arguments);
    				}
    			},
    			w: function(...args: any[]) {
    				loggerService.getLoggerFns(prefix)[1].apply(this.log, arguments);

    			},
    			e: function(...args: any[]) {
    				loggerService.getLoggerFns(prefix)[2].apply(this.log, arguments);
    			}
    		};
    	}
    }