Added ember-renderspeed library for profiling rendering. Removed old probes stuff that
that was just profiling the run loop.
This commit is contained in:
Robin Ward
parent
0e494c7303
commit
b11e1f8b40
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@ -220,7 +220,6 @@ Discourse = Ember.Application.createWithMixins(Discourse.Ajax, {
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Discourse.KeyValueStore.init("discourse_", Discourse.MessageBus);
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// Developer specific functions
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Discourse.Development.setupProbes();
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Discourse.Development.observeLiveChanges();
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Discourse.subscribeUserToNotifications();
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}
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@ -7,77 +7,6 @@
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**/
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Discourse.Development = {
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/**
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Set up probes for performance measurements.
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@method setupProbes
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**/
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setupProbes: function() {
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// Don't probe if we don't have a console
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if (typeof console === "undefined" || console === null) return;
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var topLevel = function(fn, name) {
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return window.probes.measure(fn, {
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name: name,
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before: function(data, owner, args) {
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if (owner) {
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return window.probes.clear();
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}
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},
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after: function(data, owner, args) {
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if (typeof console === "undefined") return;
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if (console === null) return;
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var f, n, v;
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if (owner && data.time > 10) {
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f = function(name, data) {
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if (data && data.count) return name + " - " + data.count + " calls " + ((data.time + 0.0).toFixed(2)) + "ms";
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};
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if (console.group) {
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console.group(f(name, data));
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} else {
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console.log("");
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console.log(f(name, data));
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}
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var ary = [];
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for (n in window.probes) {
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v = window.probes[n];
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if (n === name || v.time < 1) continue;
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ary.push({ k: n, v: v });
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}
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ary.sort(function(x,y) {
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x = x.v && x.v.time ? -x.v.time : 0;
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y = y.v && y.v.time ? -y.v.time : 0;
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return x > y;
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});
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_.each(ary, function(item,idx) {
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var output = f("" + item.k, item.v);
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if (output) {
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console.log(output);
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}
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});
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if (console.group) {
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console.groupEnd();
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}
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window.probes.clear();
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}
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}
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});
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};
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Discourse.URL.routeTo = topLevel(Discourse.URL.routeTo, "Discourse.URL.routeTo");
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Ember.run.backburner.end = topLevel(Ember.run.backburner.end, "Ember.run.backburner.end");
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},
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/**
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Use the message bus for live reloading of components for faster development.
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@ -0,0 +1,103 @@
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//
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// ember-renderspeed
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//
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// Include this script if you want to instrument your rendering speed in your Ember
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// applications.
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//
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// https://github.com/eviltrout/ember-renderspeed
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//
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(function () {
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/**
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Used for assembling a tree of render calls so they can be grouped and displayed
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nicely afterwards.
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@class ProfileNode
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**/
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var ProfileNode = Ember.Object.extend({
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init: function() {
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this.set('children', []);
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},
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/**
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A string description of this node. If we have a template name we display that
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too.
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@property description
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**/
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description: function() {
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var result = "Rendered ";
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if (this.get('payload.template')) {
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result += "'" + this.get('payload.template') + "' ";
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}
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if (this.get('payload.object')) {
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result += this.get('payload.object').toString() + " ";
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}
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result += (Math.round(this.get('time') * 100) / 100).toString() + "ms";
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return result;
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}.property('time', 'payload.template', 'payload.object'),
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time: function() {
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return this.get('end') - this.get('start');
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}.property('start', 'end'),
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/**
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Adds a child node underneath this node. It also creates a reference between
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the child and the parent.
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@method addChild
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@param {ProfileNode} node the node we want as a child
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**/
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addChild: function(node) {
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node.set('parent', this);
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this.get('children').pushObject(node);
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},
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/**
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Logs this node and any children to the developer console, grouping appropriately
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for easy drilling down.
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@method log
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**/
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log: function() {
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if ((!console) || (!console.groupCollapsed)) { return; }
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// We don't care about really fast renders
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if (this.get('time') < 1) { return; }
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console.groupCollapsed(this.get('description'));
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this.get('children').forEach(function (c) {
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c.log();
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});
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console.groupEnd();
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}
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});
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// Set up our instrumentation of Ember below
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Ember.subscribe("render", {
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depth: null,
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before: function(name, timestamp, payload) {
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var node = ProfileNode.create({start: timestamp, payload: payload});
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if (this.depth) { this.depth.addChild(node); }
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this.depth = node;
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return node;
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},
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after: function(name, timestamp, payload, profileNode) {
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this.depth = profileNode.get('parent');
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profileNode.set('end', timestamp);
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if (!this.depth) {
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profileNode.log();
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}
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}
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});
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})();
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