feat(code-stripping): remove classCallChecks for perf, strip unused c…

…ode from builds

addon/-debug/helpers.js

@@ -0,0 +1,32 @@
+import Ember from 'ember';
+
+const {
+ assert: emberAssert,
+ warn: emberWarn,
+ deprecate: emberDeprecate,
+ Logger
+} = Ember;
+
+export function instrument(cb) {
+ cb();
+}
+
+export function debug() {
+ Logger.debug(...arguments);
+}
+
+export function assert() {
+ emberAssert(...arguments);
+}
+
+export function warn() {
+ emberWarn(...arguments);
+}
+
+export function deprecate() {
+ emberDeprecate(...arguments);
+}
+
+export function stripInProduction(cb) {
+ cb();
+}

addon/components/vertical-collection/component.js

@@ -6,7 +6,7 @@ import getTagDescendant from '../../utils/get-tag-descendant';
 import proxied from '../../utils/proxied-array';
 import ListRadar from '../../-private/radar/models/list-radar';
 import identity from '../../-private/ember/utils/identity';
-
+import { stripInProduction } from 'smoke-and-mirrors/-debug/helpers';
 const {
  get,
  computed,
@@ -960,7 +960,7 @@ VerticalCollection.reopenClass({
  positionalParams: ['items']
 });
 
-Ember.runInDebug(() => {
+stripInProduction(() => {
  VerticalCollection.reopen(DebugMixin);
 });
 

index.js

@@ -3,11 +3,52 @@
 'use strict';
 
 var chalk = require('chalk');
+var stripClassCallCheck = require('babel5-plugin-strip-class-callcheck');
+var filterImports = require('babel-plugin-filter-imports');
+var Funnel = require('broccoli-funnel');
 
 module.exports = {
  name: 'smoke-and-mirrors',
 
+ init: function() {
+ this._super.init && this._super.init.apply(this, arguments);
+
+ this.options = this.options || {};
+ },
+
+ _hasSetupBabelOptions: false,
+ _setupBabelOptions: function(env) {
+ if (this._hasSetupBabelOptions) {
+ return;
+ }
+
+ var babelOptions = this.options.babel = this.options.babel || {};
+
+ babelOptions.plugins = babelOptions.plugins || [];
+ babelOptions.plugins.push({ transformer: stripClassCallCheck, position: 'after' });
+
+ if (/production/.test(env)) {
+ babelOptions.plugins.push(
+ filterImports({
+ 'smoke-and-mirrors/-debug/helpers': [
+ 'assert',
+ 'warn',
+ 'debug',
+ 'instrument',
+ 'deprecate',
+ 'stripInProduction'
+ ]})
+ );
+ }
+
+ this._hasSetupBabelOptions = true;
+ },
+
  included: function(app) {
+ this._super.included.apply(this, arguments);
+
+ this._setupBabelOptions(app.env);
+
  if (!/production/.test(app.env)) {
  console.info(
  chalk.grey("\n===================================================================\n") +
@@ -21,6 +62,16 @@ module.exports = {
  }
  },
 
+ treeForAddon: function() {
+ var tree = this._super.treeForAddon.apply(this, arguments);
+
+ if (/production/.test(this.app.env)) {
+ tree = new Funnel(tree, { exclude: [ /-debug/ ] });
+ }
+
+ return tree;
+ },
+
  isDevelopingAddon: function() {
  return false;
  }

package.json

@@ -62,6 +62,9 @@
  "ember-addon"
  ],
  "dependencies": {
+ "babel-plugin-filter-imports": "^0.2.1",
+ "babel5-plugin-strip-class-callcheck": "^5.1.0",
+ "broccoli-funnel": "^1.0.7",
  "chalk": "^1.1.3",
  "ember-cli-babel": "^5.1.6",
  "ember-cli-htmlbars": "^1.0.3",