first chunk of interfaces that are valid via dart analyzer

modules/change_detection/pubspec.yaml

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+name: change_detection
+environment:
+  sdk: '>=1.4.0'
+dependencies:
+dev_dependencies:
+  unittest: '>=0.10.1 <0.12.0'

modules/change_detection/src/change_detection.js

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+export class ChangeDetection {
+  
+  detectChanges():int {}
+  
+}

modules/change_detection/src/proto_record.js

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+export class ProtoRecord {
+  
+}

modules/change_detection/src/proto_watch_group.js

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+export class ProtoWatchGroup {
+  watch(
+    expression:String, 
+    context:dynamic, 
+    {isCollection}) 
+  {
+    
+  }
+}
+
+/*
+@Component(
+  bind: {
+    'title': 'title',
+    'name': 'name'
+  }
+)
+class MyComponent implements ChangeListener {
+  String name;
+  String title;
+  
+  onChange(List<Record> changes) {
+    
+  }
+}
+
+*/

modules/change_detection/src/record.js

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+export class Record {
+  
+}

modules/change_detection/src/watch_group.js

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+export class WatchGroup {
+  @FIELD('final dispatcher:WatchGroupDispatcher')
+  constructor() {}
+}

modules/change_detection/src/watch_group_dispatcher.js

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+
+export class WatchGroupDispatcher {
+  notify(record:Record, context) {}
+}