rexuws/build/lib/Logger.js

An express-like framework built on top of uWebsocket.js aims at simple codebase and high performance

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
class Logger {
    constructor(opts, logger) {
        if (!opts || typeof opts !== 'object') {
            this._prefix = '';
            this._level = ['error', 'warn', 'deprecate'];
        }
        else {
            const { prefix = '', level = ['error', 'warn', 'deprecate'] } = opts;
            this._prefix = prefix;
            if (typeof level === 'boolean') {
                if (level)
                    this._level = ['error', 'warn', 'deprecate', 'info', 'log', 'trace'];
                else
                    this._level = false;
            }
            else
                this._level = level;
        }
        this._logger = logger || console;
        this.info = this.hasLogger('info')
            ? this._logger.info.bind(this._logger, this._prefix)
            : this.off;
        this.log = this.hasLogger('log')
            ? this._logger.log.bind(this._logger, this._prefix)
            : this.off;
        this.error = this.hasLogger('error')
            ? this._logger.error.bind(this._logger, this._prefix)
            : this.off;
        this.warn = this.hasLogger('warn')
            ? this._logger.warn.bind(this._logger, this._prefix)
            : this.off;
        this.trace = this.hasLogger('trace')
            ? this._logger.trace.bind(this._logger, this._prefix)
            : this.off;
        this.deprecate = this.hasLogger('deprecate')
            ? this._logger.warn.bind(this._logger, this._prefix, '[DEPRECATED]')
            : this.off;
        this.print = this._logger.log.bind(this._logger, this._prefix);
    }
    // eslint-disable-next-line class-methods-use-this
    off() {
        return null;
    }
    hasLogger(type) {
        if (!this._level)
            return false;
        if (Array.isArray(this._level) && this._level.indexOf(type) !== -1)
            return true;
        if (this._level === type)
            return true;
        return false;
    }
    getOptions() {
        return {
            level: this._level,
            prefix: this._prefix,
        };
    }
}
exports.default = Logger;