'use strict';var angular2_1 = require('angular2/angular2');
var lang_1 = require('angular2/src/core/facade/lang');
var browser_1 = require('angular2/src/core/facade/browser');
var dom_adapter_1 = require('angular2/src/core/dom/dom_adapter');
/**
 * Entry point for all Angular debug tools. This object corresponds to the `ng`
 * global variable accessible in the dev console.
 */
var AngularTools = (function () {
    function AngularTools(ref) {
        this.profiler = new AngularProfiler(ref);
    }
    return AngularTools;
})();
exports.AngularTools = AngularTools;
/**
 * Entry point for all Angular profiling-related debug tools. This object
 * corresponds to the `ng.profiler` in the dev console.
 */
var AngularProfiler = (function () {
    function AngularProfiler(ref) {
        this.lifeCycle = ref.injector.get(angular2_1.LifeCycle);
    }
    /**
     * Exercises change detection in a loop and then prints the average amount of
     * time in milliseconds how long a single round of change detection takes for
     * the current state of the UI. It runs a minimum of 5 rounds for a minimum
     * of 500 milliseconds.
     *
     * Optionally, a user may pass a `config` parameter containing a map of
     * options. Supported options are:
     *
     * `record` (boolean) - causes the profiler to record a CPU profile while
     * it exercises the change detector. Example:
     *
     * ```
     * ng.profiler.timeChangeDetection({record: true})
     * ```
     */
    AngularProfiler.prototype.timeChangeDetection = function (config) {
        var record = lang_1.isPresent(config) && config['record'];
        var profileName = 'Change Detection';
        // Profiler is not available in Android browsers, nor in IE 9 without dev tools opened
        var isProfilerAvailable = lang_1.isPresent(browser_1.window.console.profile);
        if (record && isProfilerAvailable) {
            browser_1.window.console.profile(profileName);
        }
        var start = dom_adapter_1.DOM.performanceNow();
        var numTicks = 0;
        while (numTicks < 5 || (dom_adapter_1.DOM.performanceNow() - start) < 500) {
            this.lifeCycle.tick();
            numTicks++;
        }
        var end = dom_adapter_1.DOM.performanceNow();
        if (record && isProfilerAvailable) {
            // need to cast to <any> because type checker thinks there's no argument
            // while in fact there is:
            //
            // https://developer.mozilla.org/en-US/docs/Web/API/Console/profileEnd
            browser_1.window.console.profileEnd(profileName);
        }
        var msPerTick = (end - start) / numTicks;
        browser_1.window.console.log("ran " + numTicks + " change detection cycles");
        browser_1.window.console.log(lang_1.NumberWrapper.toFixed(msPerTick, 2) + " ms per check");
    };
    return AngularProfiler;
})();
exports.AngularProfiler = AngularProfiler;
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