refactor: move angular source to /packages rather than modules/@angular

packages/forms/src/directives/ng_control.ts

@@ -0,0 +1,41 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+
+import {AbstractControlDirective} from './abstract_control_directive';
+import {ControlContainer} from './control_container';
+import {ControlValueAccessor} from './control_value_accessor';
+import {AsyncValidator, AsyncValidatorFn, Validator, ValidatorFn} from './validators';
+
+function unimplemented(): any {
+  throw new Error('unimplemented');
+}
+
+/**
+ * A base class that all control directive extend.
+ * It binds a {@link FormControl} object to a DOM element.
+ *
+ * Used internally by Angular forms.
+ *
+ * @stable
+ */
+export abstract class NgControl extends AbstractControlDirective {
+  /** @internal */
+  _parent: ControlContainer = null;
+  name: string = null;
+  valueAccessor: ControlValueAccessor = null;
+  /** @internal */
+  _rawValidators: Array<Validator|ValidatorFn> = [];
+  /** @internal */
+  _rawAsyncValidators: Array<AsyncValidator|AsyncValidatorFn> = [];
+
+  get validator(): ValidatorFn { return <ValidatorFn>unimplemented(); }
+  get asyncValidator(): AsyncValidatorFn { return <AsyncValidatorFn>unimplemented(); }
+
+  abstract viewToModelUpdate(newValue: any): void;
+}