refactor(change_detection): replaced devMode with ChangeDetectorGenConfig

modules/angular2/src/change_detection/change_detection.ts

@@ -5,10 +5,21 @@ import {IterableDiffers, IterableDifferFactory} from './differs/iterable_differs
 import {DefaultIterableDifferFactory} from './differs/default_iterable_differ';
 import {KeyValueDiffers, KeyValueDifferFactory} from './differs/keyvalue_differs';
 import {DefaultKeyValueDifferFactory} from './differs/default_keyvalue_differ';
-import {ChangeDetection, ProtoChangeDetector, ChangeDetectorDefinition} from './interfaces';
+import {
+  ChangeDetection,
+  ProtoChangeDetector,
+  ChangeDetectorDefinition,
+  ChangeDetectorGenConfig
+} from './interfaces';
 import {Injector, Inject, Injectable, OpaqueToken, Optional, Binding} from 'angular2/di';
 import {List, StringMap, StringMapWrapper} from 'angular2/src/facade/collection';
-import {CONST, CONST_EXPR, isPresent, BaseException} from 'angular2/src/facade/lang';
+import {
+  CONST,
+  CONST_EXPR,
+  isPresent,
+  BaseException,
+  assertionsEnabled
+} from 'angular2/src/facade/lang';
 
 export {
   ASTWithSource,
@@ -34,7 +45,8 @@ export {
   ChangeDispatcher,
   ChangeDetection,
   ChangeDetectorDefinition,
-  DebugContext
+  DebugContext,
+  ChangeDetectorGenConfig
 } from './interfaces';
 export {CHECK_ONCE, CHECK_ALWAYS, DETACHED, CHECKED, ON_PUSH, DEFAULT} from './constants';
 export {DynamicProtoChangeDetector} from './proto_change_detector';
@@ -101,6 +113,10 @@ export class PreGeneratedChangeDetection extends ChangeDetection {
   }
 
   get generateDetectors(): boolean { return true; }
+
+  get genConfig(): ChangeDetectorGenConfig {
+    return new ChangeDetectorGenConfig(assertionsEnabled(), assertionsEnabled());
+  }
 }
 
 
@@ -116,6 +132,10 @@ export class DynamicChangeDetection extends ChangeDetection {
   }
 
   get generateDetectors(): boolean { return true; }
+
+  get genConfig(): ChangeDetectorGenConfig {
+    return new ChangeDetectorGenConfig(assertionsEnabled(), assertionsEnabled());
+  }
 }
 
 /**
@@ -134,4 +154,8 @@ export class JitChangeDetection extends ChangeDetection {
   }
 
   get generateDetectors(): boolean { return true; }
+
+  get genConfig(): ChangeDetectorGenConfig {
+    return new ChangeDetectorGenConfig(assertionsEnabled(), assertionsEnabled());
+  }
 }

modules/angular2/src/change_detection/change_detection_jit_generator.ts

@@ -10,6 +10,7 @@ import {CodegenNameUtil, sanitizeName} from './codegen_name_util';
 import {CodegenLogicUtil} from './codegen_logic_util';
 import {EventBinding} from './event_binding';
 import {BindingTarget} from './binding_record';
+import {ChangeDetectorGenConfig} from './interfaces';
 
 
 /**
@@ -34,7 +35,7 @@ export class ChangeDetectorJITGenerator {
   constructor(private id: string, private changeDetectionStrategy: string,
               private records: List<ProtoRecord>, private propertyBindingTargets: BindingTarget[],
               private eventBindings: EventBinding[], private directiveRecords: List<any>,
-              private devMode: boolean) {
+              private genConfig: ChangeDetectorGenConfig) {
     this._names =
         new CodegenNameUtil(this.records, this.eventBindings, this.directiveRecords, UTIL);
     this._logic = new CodegenLogicUtil(this._names, UTIL, changeDetectionStrategy);
@@ -87,7 +88,8 @@ export class ChangeDetectorJITGenerator {
   }
 
   _genPropertyBindingTargets(): string {
-    var targets = this._logic.genPropertyBindingTargets(this.propertyBindingTargets, true);
+    var targets = this._logic.genPropertyBindingTargets(this.propertyBindingTargets,
+                                                        this.genConfig.genDebugInfo);
     return `${this._typeName}.gen_propertyBindingTargets = ${targets};`;
   }
 
@@ -318,7 +320,7 @@ export class ChangeDetectorJITGenerator {
   }
 
   _genThrowOnChangeCheck(oldValue: string, newValue: string): string {
-    if (this.devMode) {
+    if (this.genConfig.genCheckNoChanges) {
       return `
         if(throwOnChange) {
           this.throwOnChangeError(${oldValue}, ${newValue});
@@ -330,7 +332,7 @@ export class ChangeDetectorJITGenerator {
   }
 
   _genCheckNoChanges(): string {
-    if (this.devMode) {
+    if (this.genConfig.genCheckNoChanges) {
       return `${this._typeName}.prototype.checkNoChanges = function() { this.runDetectChanges(true); }`;
     } else {
       return '';

modules/angular2/src/change_detection/codegen_logic_util.ts

@@ -124,11 +124,12 @@ export class CodegenLogicUtil {
     }
   }
 
-  genPropertyBindingTargets(propertyBindingTargets: BindingTarget[], devMode: boolean): string {
+  genPropertyBindingTargets(propertyBindingTargets: BindingTarget[],
+                            genDebugInfo: boolean): string {
     var bs = propertyBindingTargets.map(b => {
       if (isBlank(b)) return "null";
 
-      var debug = devMode ? codify(b.debug) : "null";
+      var debug = genDebugInfo ? codify(b.debug) : "null";
       return `${this._utilName}.bindingTarget(${codify(b.mode)}, ${b.elementIndex}, ${codify(b.name)}, ${codify(b.unit)}, ${debug})`;
     });
     return `[${bs.join(", ")}]`;

modules/angular2/src/change_detection/dynamic_change_detector.ts

@@ -12,6 +12,7 @@ import {EventBinding} from './event_binding';
 import {BindingRecord, BindingTarget} from './binding_record';
 import {DirectiveRecord, DirectiveIndex} from './directive_record';
 import {Locals} from './parser/locals';
+import {ChangeDetectorGenConfig} from './interfaces';
 import {ChangeDetectionUtil, SimpleChange} from './change_detection_util';
 
 import {ProtoRecord, RecordType} from './proto_record';
@@ -26,7 +27,8 @@ export class DynamicChangeDetector extends AbstractChangeDetector<any> {
   constructor(id: string, dispatcher: any, numberOfPropertyProtoRecords: number,
               propertyBindingTargets: BindingTarget[], directiveIndices: DirectiveIndex[],
               modeOnHydrate: string, private records: ProtoRecord[],
-              private eventBindings: EventBinding[], private directiveRecords: DirectiveRecord[]) {
+              private eventBindings: EventBinding[], private directiveRecords: DirectiveRecord[],
+              private genConfig: ChangeDetectorGenConfig) {
     super(id, dispatcher, numberOfPropertyProtoRecords, propertyBindingTargets, directiveIndices,
           modeOnHydrate);
     var len = records.length + 1;

modules/angular2/src/change_detection/interfaces.ts

@@ -37,6 +37,8 @@ export class ChangeDetection {
   }
 
   get generateDetectors(): boolean { return null; }
+
+  get genConfig(): ChangeDetectorGenConfig { return null; }
 }
 
 export class DebugContext {
@@ -71,8 +73,13 @@ export interface ChangeDetector {
 
 export interface ProtoChangeDetector { instantiate(dispatcher: ChangeDispatcher): ChangeDetector; }
 
+export class ChangeDetectorGenConfig {
+  constructor(public genCheckNoChanges: boolean, public genDebugInfo: boolean) {}
+}
+
 export class ChangeDetectorDefinition {
   constructor(public id: string, public strategy: string, public variableNames: List<string>,
               public bindingRecords: BindingRecord[], public eventRecords: BindingRecord[],
-              public directiveRecords: DirectiveRecord[], public devMode: boolean) {}
+              public directiveRecords: DirectiveRecord[],
+              public genConfig: ChangeDetectorGenConfig) {}
 }

modules/angular2/src/change_detection/jit_proto_change_detector.ts

@@ -25,7 +25,7 @@ export class JitProtoChangeDetector implements ProtoChangeDetector {
 
     return new ChangeDetectorJITGenerator(
                definition.id, definition.strategy, propertyBindingRecords, propertyBindingTargets,
-               eventBindingRecords, this.definition.directiveRecords, this.definition.devMode)
+               eventBindingRecords, this.definition.directiveRecords, this.definition.genConfig)
         .generate();
   }
 }

modules/angular2/src/change_detection/proto_change_detector.ts

@@ -54,7 +54,8 @@ export class DynamicProtoChangeDetector implements ProtoChangeDetector {
         this.definition.id, dispatcher, this._propertyBindingRecords.length,
         this._propertyBindingTargets, this._directiveIndices,
         ChangeDetectionUtil.changeDetectionMode(this.definition.strategy),
-        this._propertyBindingRecords, this._eventBindingRecords, this.definition.directiveRecords);
+        this._propertyBindingRecords, this._eventBindingRecords, this.definition.directiveRecords,
+        this.definition.genConfig);
   }
 }
 

modules/angular2/src/core/compiler/proto_view_factory.ts

@@ -12,6 +12,7 @@ import {
   ProtoChangeDetector,
   DEFAULT,
   ChangeDetectorDefinition,
+  ChangeDetectorGenConfig,
   ASTWithSource
 } from 'angular2/src/change_detection/change_detection';
 
@@ -234,9 +235,9 @@ export class ProtoViewFactory {
                                    nestedPvVariableNames: string[][],
                                    allRenderDirectiveMetadata: any[]): ProtoChangeDetector[] {
     if (this._changeDetection.generateDetectors) {
-      var changeDetectorDefs =
-          _getChangeDetectorDefinitions(hostComponentBinding.metadata, nestedPvsWithIndex,
-                                        nestedPvVariableNames, allRenderDirectiveMetadata);
+      var changeDetectorDefs = _getChangeDetectorDefinitions(
+          hostComponentBinding.metadata, nestedPvsWithIndex, nestedPvVariableNames,
+          allRenderDirectiveMetadata, this._changeDetection.genConfig);
       return changeDetectorDefs.map(changeDetectorDef =>
                                         this._changeDetection.getProtoChangeDetector(
                                             changeDetectorDef.id, changeDetectorDef));
@@ -254,11 +255,13 @@ export class ProtoViewFactory {
  */
 export function getChangeDetectorDefinitions(
     hostComponentMetadata: RenderDirectiveMetadata, rootRenderProtoView: ProtoViewDto,
-    allRenderDirectiveMetadata: List<RenderDirectiveMetadata>): List<ChangeDetectorDefinition> {
+    allRenderDirectiveMetadata: List<RenderDirectiveMetadata>, genConfig: ChangeDetectorGenConfig):
+    List<ChangeDetectorDefinition> {
   var nestedPvsWithIndex = _collectNestedProtoViews(rootRenderProtoView);
   var nestedPvVariableNames = _collectNestedProtoViewsVariableNames(nestedPvsWithIndex);
   return _getChangeDetectorDefinitions(hostComponentMetadata, nestedPvsWithIndex,
-                                       nestedPvVariableNames, allRenderDirectiveMetadata);
+                                       nestedPvVariableNames, allRenderDirectiveMetadata,
+                                       genConfig);
 }
 
 function _collectNestedProtoViews(
@@ -285,7 +288,8 @@ function _collectNestedProtoViews(
 function _getChangeDetectorDefinitions(
     hostComponentMetadata: RenderDirectiveMetadata,
     nestedPvsWithIndex: List<RenderProtoViewWithIndex>, nestedPvVariableNames: List<List<string>>,
-    allRenderDirectiveMetadata: List<RenderDirectiveMetadata>): List<ChangeDetectorDefinition> {
+    allRenderDirectiveMetadata: List<RenderDirectiveMetadata>, genConfig: ChangeDetectorGenConfig):
+    List<ChangeDetectorDefinition> {
   return ListWrapper.map(nestedPvsWithIndex, (pvWithIndex) => {
     var elementBinders = pvWithIndex.renderProtoView.elementBinders;
     var bindingRecordsCreator = new BindingRecordsCreator();
@@ -302,7 +306,7 @@ function _getChangeDetectorDefinitions(
     var id = _protoViewId(hostComponentMetadata, pvWithIndex);
     var variableNames = nestedPvVariableNames[pvWithIndex.index];
     return new ChangeDetectorDefinition(id, strategyName, variableNames, propBindingRecords,
-                                        eventBindingRecords, directiveRecords, assertionsEnabled());
+                                        eventBindingRecords, directiveRecords, genConfig);
   });
 }
 

modules/angular2/src/transform/template_compiler/change_detector_codegen.dart

@@ -80,7 +80,7 @@ class _CodegenState {
   final List<EventBinding> _eventBindings;
   final CodegenLogicUtil _logic;
   final CodegenNameUtil _names;
-  final bool _devMode;
+  final ChangeDetectorGenConfig _genConfig;
   final List<BindingTarget> _propertyBindingTargets;
 
   _CodegenState._(
@@ -94,7 +94,7 @@ class _CodegenState {
       this._directiveRecords,
       this._logic,
       this._names,
-      this._devMode)
+      this._genConfig)
       : _changeDetectionMode =
             ChangeDetectionUtil.changeDetectionMode(changeDetectionStrategy);
 
@@ -117,7 +117,7 @@ class _CodegenState {
         def.directiveRecords,
         logic,
         names,
-        def.devMode);
+        def.genConfig);
   }
 
   void _writeToBuf(StringBuffer buf) {
@@ -170,7 +170,7 @@ class _CodegenState {
   }
 
   String _genPropertyBindingTargets() {
-    var targets = _logic.genPropertyBindingTargets(_propertyBindingTargets, this._devMode);
+    var targets = _logic.genPropertyBindingTargets(_propertyBindingTargets, this._genConfig.genDebugInfo);
     return "static var gen_propertyBindingTargets = ${targets}";
   }
 
@@ -418,7 +418,7 @@ class _CodegenState {
   }
 
   String _genThrowOnChangeCheck(String oldValue, String newValue) {
-    if (this._devMode) {
+    if (this._genConfig.genCheckNoChanges) {
       return '''
         if(throwOnChange) {
           this.throwOnChangeError(${oldValue}, ${newValue});
@@ -430,7 +430,7 @@ class _CodegenState {
   }
 
   String _genCheckNoChanges() {
-    if (this._devMode) {
+    if (this._genConfig.genCheckNoChanges) {
       return 'void checkNoChanges() { runDetectChanges(true); }';
     } else {
       return '';

modules/angular2/src/transform/template_compiler/generator.dart

@@ -4,6 +4,7 @@ import 'dart:async';
 
 import 'package:angular2/src/change_detection/parser/lexer.dart' as ng;
 import 'package:angular2/src/change_detection/parser/parser.dart' as ng;
+import 'package:angular2/src/change_detection/interfaces.dart';
 import 'package:angular2/src/core/compiler/proto_view_factory.dart';
 import 'package:angular2/src/dom/dom_adapter.dart';
 import 'package:angular2/src/render/api.dart';
@@ -19,6 +20,7 @@ import 'package:angular2/src/reflection/reflection.dart';
 import 'package:angular2/src/services/url_resolver.dart';
 import 'package:angular2/src/transform/common/asset_reader.dart';
 import 'package:angular2/src/transform/common/xhr_impl.dart';
+import 'package:angular2/src/facade/lang.dart';
 import 'package:barback/barback.dart';
 
 import 'change_detector_codegen.dart' as change;
@@ -56,9 +58,10 @@ Future<String> processTemplates(AssetReader reader, AssetId entryPoint,
     }
     if (generateChangeDetectors) {
       var saved = reflector.reflectionCapabilities;
+      var genConfig = new ChangeDetectorGenConfig(assertionsEnabled(), assertionsEnabled());
       reflector.reflectionCapabilities = const NullReflectionCapabilities();
       var defs = getChangeDetectorDefinitions(viewDefEntry.hostMetadata,
-          protoView, viewDefEntry.viewDef.directives);
+          protoView, viewDefEntry.viewDef.directives, genConfig);
       for (var i = 0; i < defs.length; ++i) {
         changeDetectorClasses.generate('${rType.typeName}',
             '_${rType.typeName}_ChangeDetector$i', defs[i]);