triviality-logger/PrefixDateLogger.js

Typescript loggers with an interface that support composition

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var AbstractLogLevelLogger_1 = require("./AbstractLogLevelLogger");
var moment_1 = __importDefault(require("moment"));
var PrefixDateLogger = /** @class */ (function (_super) {
    __extends(PrefixDateLogger, _super);
    function PrefixDateLogger(logger, format, separator, now) {
        if (format === void 0) { format = 'L LTS'; }
        if (separator === void 0) { separator = ':'; }
        if (now === void 0) { now = function () { return moment_1.default(); }; }
        var _this = _super.call(this) || this;
        _this.logger = logger;
        _this.format = format;
        _this.separator = separator;
        _this.now = now;
        return _this;
    }
    PrefixDateLogger.prototype.log = function (level, message) {
        var optionalParams = [];
        for (var _i = 2; _i < arguments.length; _i++) {
            optionalParams[_i - 2] = arguments[_i];
        }
        var _a;
        (_a = this.logger).log.apply(_a, [level, this.formatDate() + this.separator + message].concat(optionalParams));
    };
    PrefixDateLogger.prototype.formatDate = function () {
        return this.now().format(this.format);
    };
    return PrefixDateLogger;
}(AbstractLogLevelLogger_1.AbstractLogLevelLogger));
exports.PrefixDateLogger = PrefixDateLogger;
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