62 lines
3.1 KiB
JavaScript
62 lines
3.1 KiB
JavaScript
/**
|
|
* profiler.js: TODO: add file header description.
|
|
*
|
|
* (C) 2010 Charlie Robbins
|
|
* MIT LICENCE
|
|
*/
|
|
|
|
'use strict';
|
|
|
|
/**
|
|
* TODO: add class description.
|
|
* @type {Profiler}
|
|
* @private
|
|
*/
|
|
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
|
|
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
|
|
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); } }
|
|
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
|
|
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
|
|
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
|
|
module.exports = /*#__PURE__*/function () {
|
|
/**
|
|
* Constructor function for the Profiler instance used by
|
|
* `Logger.prototype.startTimer`. When done is called the timer will finish
|
|
* and log the duration.
|
|
* @param {!Logger} logger - TODO: add param description.
|
|
* @private
|
|
*/
|
|
function Profiler(logger) {
|
|
_classCallCheck(this, Profiler);
|
|
if (!logger) {
|
|
throw new Error('Logger is required for profiling.');
|
|
}
|
|
this.logger = logger;
|
|
this.start = Date.now();
|
|
}
|
|
|
|
/**
|
|
* Ends the current timer (i.e. Profiler) instance and logs the `msg` along
|
|
* with the duration since creation.
|
|
* @returns {mixed} - TODO: add return description.
|
|
* @private
|
|
*/
|
|
_createClass(Profiler, [{
|
|
key: "done",
|
|
value: function done() {
|
|
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
|
|
args[_key] = arguments[_key];
|
|
}
|
|
if (typeof args[args.length - 1] === 'function') {
|
|
// eslint-disable-next-line no-console
|
|
console.warn('Callback function no longer supported as of winston@3.0.0');
|
|
args.pop();
|
|
}
|
|
var info = _typeof(args[args.length - 1]) === 'object' ? args.pop() : {};
|
|
info.level = info.level || 'info';
|
|
info.durationMs = Date.now() - this.start;
|
|
return this.logger.write(info);
|
|
}
|
|
}]);
|
|
return Profiler;
|
|
}(); |