angular-docs-cn/modules/angular2/src/core/compiler/interfaces.js

export class OnChange {
  onChange(changes) {
    throw "OnChange.onChange is not implemented";
  }
}
feat(change_detector): notify directives on property changes 2014-12-02 17:09:46 -08:00			`export class OnChange {`
			`onChange(changes) {`
refactor(OnChange): update message to ease debugging 2015-01-08 16:41:27 +01:00			`throw "OnChange.onChange is not implemented";`
feat(change_detector): notify directives on property changes 2014-12-02 17:09:46 -08:00			`}`
refactor(OnChange): update message to ease debugging 2015-01-08 16:41:27 +01:00			`}`