llamajs/dist/logger/logger.js

A dynamic logger for the dynamic developer

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const loggerConfigs_1 = require("./loggerConfigs");
class Logger {
    constructor(config) {
        this.configure(config || loggerConfigs_1.defaultLoggerConfig);
    }
    init() {
        return this.initTransports();
    }
    initTransports() {
        const transportInitPromises = this.config.transports.map(transport => transport.init());
        return Promise.all(transportInitPromises);
    }
    configure(config) {
        if (this.isConfigValid(config)) {
            this.config = config;
        }
        else {
            throw new Error(`[Invalid Logger Config]:
                            Transport includes levels that the logger does not have`);
        }
    }
    isConfigValid(config) {
        for (let transIndex = 0; transIndex < config.transports.length; transIndex++) {
            const transportSeverityLevels = config.transports[transIndex].config.levels;
            const loggerSeverityLevels = config.levels;
            if (!transportSeverityLevels.every(severityLevel => Object.values(loggerSeverityLevels).includes(severityLevel))) {
                return false;
            }
        }
        return true;
    }
    sendToTransports(message, messageConfig) {
        this.config.transports.forEach((transport) => {
            transport.send(message, messageConfig);
        });
    }
    log(logMessage, messageConfig) {
        this.sendToTransports(logMessage, messageConfig);
    }
    removeTransports() {
        this.config.transports.forEach((transport) => {
            transport.close();
        });
        this.config.transports = [];
    }
}
exports.Logger = Logger;
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