docs: add api stability indicators for @angular/common

modules/@angular/common/src/common_directives.ts

@@ -44,5 +44,7 @@ import {CORE_DIRECTIVES} from './directives';
  *   ...
  * }
  * ```
+ *
+ * @experimental Contains forms which are experimental.
  */
 export const COMMON_DIRECTIVES: Type[][] = /*@ts2dart_const*/[CORE_DIRECTIVES, FORM_DIRECTIVES];

modules/@angular/common/src/directives/core_directives.ts

@@ -46,6 +46,8 @@ import {NgPlural, NgPluralCase} from './ng_plural';
  *   ...
  * }
  * ```
+ *
+ * @stable
  */
 export const CORE_DIRECTIVES: Type[] = /*@ts2dart_const*/[
   NgClass,

modules/@angular/common/src/directives/ng_class.ts

@@ -72,6 +72,8 @@ import {StringMapWrapper, isListLikeIterable} from '../../src/facade/collection'
  *   }
  * }
  * ```
+ *
+ * @stable
  */
 @Directive({selector: '[ngClass]', inputs: ['rawClass: ngClass', 'initialClasses: class']})
 export class NgClass implements DoCheck, OnDestroy {

modules/@angular/common/src/directives/ng_for.ts

@@ -76,6 +76,8 @@ export class NgForRow {
  *
  * See a [live demo](http://plnkr.co/edit/KVuXxDp0qinGDyo307QW?p=preview) for a more detailed
  * example.
+ *
+ * @stable
  */
 @Directive({selector: '[ngFor][ngForOf]', inputs: ['ngForTrackBy', 'ngForOf', 'ngForTemplate']})
 export class NgFor implements DoCheck {

modules/@angular/common/src/directives/ng_if.ts

@@ -22,6 +22,8 @@ import {isBlank} from '../../src/facade/lang';
  * - `<div *ngIf="condition">...</div>`
  * - `<div template="ngIf condition">...</div>`
  * - `<template [ngIf]="condition"><div>...</div></template>`
+ *
+ * @stable
  */
 @Directive({selector: '[ngIf]', inputs: ['ngIf']})
 export class NgIf {

modules/@angular/common/src/directives/ng_plural.ts

@@ -15,6 +15,9 @@ import {SwitchView} from './ng_switch';
 
 const _CATEGORY_DEFAULT = 'other';
 
+/**
+ * @experimental
+ */
 export abstract class NgLocalization { abstract getPluralCategory(value: any): string; }
 
 /**
@@ -71,6 +74,7 @@ export abstract class NgLocalization { abstract getPluralCategory(value: any): s
  * }
  *
  * ```
+ * @experimental
  */
 
 @Directive({selector: '[ngPluralCase]'})
@@ -84,6 +88,9 @@ export class NgPluralCase {
 }
 
 
+/**
+ * @experimental
+ */
 @Directive({selector: '[ngPlural]'})
 export class NgPlural implements AfterContentInit {
   private _switchValue: number;

modules/@angular/common/src/directives/ng_style.ts

@@ -59,6 +59,8 @@ import {isPresent, isBlank} from '../../src/facade/lang';
  *
  * In this example the `font-style`, `font-size` and `font-weight` styles will be updated
  * based on the `style` property's value changes.
+ *
+ * @stable
  */
 @Directive({selector: '[ngStyle]', inputs: ['rawStyle: ngStyle']})
 export class NgStyle implements DoCheck {

modules/@angular/common/src/directives/ng_switch.ts

@@ -68,6 +68,8 @@ export class SwitchView {
  *
  * bootstrap(App).catch(err => console.error(err));
  * ```
+ *
+ * @experimental
  */
 @Directive({selector: '[ngSwitch]', inputs: ['ngSwitch']})
 export class NgSwitch {
@@ -166,6 +168,8 @@ export class NgSwitch {
  * If multiple match expression match the switch expression value, all of them are displayed.
  *
  * See {@link NgSwitch} for more details and example.
+ *
+ * @experimental
  */
 @Directive({selector: '[ngSwitchWhen]', inputs: ['ngSwitchWhen']})
 export class NgSwitchWhen {
@@ -193,6 +197,8 @@ export class NgSwitchWhen {
  * value.
  *
  * See {@link NgSwitch} for more details and example.
+ *
+ * @experimental
  */
 @Directive({selector: '[ngSwitchDefault]'})
 export class NgSwitchDefault {

modules/@angular/common/src/directives/ng_template_outlet.ts

@@ -6,6 +6,8 @@ import {isPresent} from '../../src/facade/lang';
  *
  * ### Syntax
  * - `<template [ngTemplateOutlet]="templateRefExpression"></template>`
+ *
+ * @experimental
  */
 @Directive({selector: '[ngTemplateOutlet]'})
 export class NgTemplateOutlet {

modules/@angular/common/src/forms.ts

@@ -52,12 +52,7 @@ import {Type} from '@angular/core';
  * ```typescript
  * bootstrap(MyApp, [FORM_PROVIDERS]);
  * ```
+ *
+ * @experimental
  */
 export const FORM_PROVIDERS: Type[] = /*@ts2dart_const*/[FormBuilder, RadioControlRegistry];
-
-/**
- * See {@link FORM_PROVIDERS} instead.
- *
- * @deprecated
- */
-export const FORM_BINDINGS = /*@ts2dart_const*/ FORM_PROVIDERS;

modules/@angular/common/src/forms/directives.ts

@@ -71,6 +71,7 @@ export {ControlValueAccessor} from './directives/control_value_accessor';
  * })
  * class MyApp {}
  * ```
+ * @experimental
  */
 export const FORM_DIRECTIVES: Type[] = /*@ts2dart_const*/[
   NgControlName,

modules/@angular/common/src/forms/directives/abstract_control_directive.ts

@@ -6,6 +6,8 @@ import {unimplemented} from '../../../src/facade/exceptions';
  * Base class for control directives.
  *
  * Only used internally in the forms module.
+ *
+ * @experimental
  */
 export abstract class AbstractControlDirective {
   get control(): AbstractControl { return unimplemented(); }

modules/@angular/common/src/forms/directives/checkbox_value_accessor.ts

@@ -14,6 +14,8 @@ export const CHECKBOX_VALUE_ACCESSOR: any = /*@ts2dart_const*/ {
  *  ```
  *  <input type="checkbox" ngControl="rememberLogin">
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector:

modules/@angular/common/src/forms/directives/control_container.ts

@@ -5,6 +5,8 @@ import {AbstractControlDirective} from './abstract_control_directive';
  * A directive that contains multiple {@link NgControl}s.
  *
  * Only used by the forms module.
+ *
+ * @experimental
  */
 export class ControlContainer extends AbstractControlDirective {
   name: string;

modules/@angular/common/src/forms/directives/control_value_accessor.ts

@@ -7,6 +7,8 @@ import {OpaqueToken} from '@angular/core';
  * DOM element representing an input control.
  *
  * Please see {@link DefaultValueAccessor} for more information.
+ *
+ * @experimental
  */
 export interface ControlValueAccessor {
   /**
@@ -29,6 +31,7 @@ export interface ControlValueAccessor {
  * Used to provide a {@link ControlValueAccessor} for form controls.
  *
  * See {@link DefaultValueAccessor} for how to implement one.
+ * @experimental
  */
 export const NG_VALUE_ACCESSOR: OpaqueToken =
     /*@ts2dart_const*/ new OpaqueToken("NgValueAccessor");

modules/@angular/common/src/forms/directives/default_value_accessor.ts

@@ -17,6 +17,8 @@ export const DEFAULT_VALUE_ACCESSOR: any = /*@ts2dart_const*/
  *  ```
  *  <input type="text" ngControl="searchQuery">
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector:

modules/@angular/common/src/forms/directives/form_interface.ts

@@ -6,6 +6,8 @@ import {Control, ControlGroup} from '../model';
  * An interface that {@link NgFormModel} and {@link NgForm} implement.
  *
  * Only used by the forms module.
+ *
+ * @experimental
  */
 export interface Form {
   /**

modules/@angular/common/src/forms/directives/ng_control.ts

@@ -9,6 +9,8 @@ import {AsyncValidatorFn, ValidatorFn} from './validators';
  * It binds a {@link Control} object to a DOM element.
  *
  * Used internally by Angular forms.
+ *
+ * @experimental
  */
 export abstract class NgControl extends AbstractControlDirective {
   name: string = null;

modules/@angular/common/src/forms/directives/ng_control_group.ts

@@ -66,6 +66,8 @@ export const controlGroupProvider: any =
  *
  * This example declares a control group for a user's name. The value and validation state of
  * this group can be accessed separately from the overall form.
+ *
+ * @experimental
  */
 @Directive({
   selector: '[ngControlGroup]',

modules/@angular/common/src/forms/directives/ng_control_name.ts

@@ -87,6 +87,8 @@ export const controlNameBinding: any =
  *  }
  * }
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector: '[ngControl]',

modules/@angular/common/src/forms/directives/ng_control_status.ts

@@ -5,6 +5,8 @@ import {isPresent} from '../../../src/facade/lang';
 /**
  * Directive automatically applied to Angular forms that sets CSS classes
  * based on control status (valid/invalid/dirty/etc).
+ *
+ * @experimental
  */
 @Directive({
   selector: '[ngControl],[ngModel],[ngFormControl]',

modules/@angular/common/src/forms/directives/ng_form.ts

@@ -75,6 +75,8 @@ export const formDirectiveProvider: any =
  *   }
  * }
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector: 'form:not([ngNoForm]):not([ngFormModel]),ngForm,[ngForm]',

modules/@angular/common/src/forms/directives/ng_form_control.ts

@@ -76,6 +76,8 @@ export const formControlBinding: any =
  *  login:string;
  * }
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector: '[ngFormControl]',

modules/@angular/common/src/forms/directives/ng_form_model.ts

@@ -96,6 +96,8 @@ export const formDirectiveProvider: any =
  *  }
  * }
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector: '[ngFormModel]',

modules/@angular/common/src/forms/directives/ng_model.ts

@@ -47,6 +47,8 @@ export const formControlBinding: any =
  *  searchQuery: string;
  * }
  *  ```
+ *
+ *  @experimental
  */
 @Directive({
   selector: '[ngModel]:not([ngControl]):not([ngFormControl])',

modules/@angular/common/src/forms/directives/radio_control_value_accessor.ts

@@ -58,6 +58,8 @@ export class RadioControlRegistry {
 
 /**
  * The value provided by the forms API for radio buttons.
+ *
+ * @experimental
  */
 export class RadioButtonState {
   constructor(public checked: boolean, public value: string) {}

modules/@angular/common/src/forms/directives/select_control_value_accessor.ts

@@ -43,6 +43,7 @@ function _extractId(valueString: string): string {
  * https://bugzilla.mozilla.org/show_bug.cgi?id=1024350
  * https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/4660045/
  *
+ * @experimental
  */
 @Directive({
   selector:
@@ -104,6 +105,8 @@ export class SelectControlValueAccessor implements ControlValueAccessor {
  *   <option *ngFor="let c of cities" [value]="c"></option>
  * </select>
  * ```
+ *
+ * @experimental
  */
 @Directive({selector: 'option'})
 export class NgSelectOption implements OnDestroy {

modules/@angular/common/src/forms/directives/validators.ts

@@ -41,6 +41,8 @@ export const REQUIRED_VALIDATOR: any = /*@ts2dart_const*/ /*@ts2dart_Provider*/
  * ```
  * <input ngControl="fullName" required>
  * ```
+ *
+ * @experimental
  */
 @Directive({
   selector: '[required][ngControl],[required][ngFormControl],[required][ngModel]',
@@ -70,6 +72,8 @@ export const MIN_LENGTH_VALIDATOR: any = /*@ts2dart_const*/ /*@ts2dart_Provider*
 /**
  * A directive which installs the {@link MinLengthValidator} for any `ngControl`,
  * `ngFormControl`, or control with `ngModel` that also has a `minlength` attribute.
+ *
+ * @experimental
  */
 @Directive({
   selector: '[minlength][ngControl],[minlength][ngFormControl],[minlength][ngModel]',
@@ -101,6 +105,8 @@ export const MAX_LENGTH_VALIDATOR: any = /*@ts2dart_const*/ /*@ts2dart_Provider*
 /**
  * A directive which installs the {@link MaxLengthValidator} for any `ngControl, `ngFormControl`,
  * or control with `ngModel` that also has a `maxlength` attribute.
+ *
+ * @experimental
  */
 @Directive({
   selector: '[maxlength][ngControl],[maxlength][ngFormControl],[maxlength][ngModel]',
@@ -117,6 +123,13 @@ export class MaxLengthValidator implements Validator {
 }
 
 
+export const PATTERN_VALIDATOR: any = /*@ts2dart_const*/ /*@ts2dart_Provider*/ {
+  provide: NG_VALIDATORS,
+  useExisting: forwardRef(() => PatternValidator),
+  multi: true
+};
+
+
 /**
  * A Directive that adds the `pattern` validator to any controls marked with the
  * `pattern` attribute, via the {@link NG_VALIDATORS} binding. Uses attribute value
@@ -128,12 +141,8 @@ export class MaxLengthValidator implements Validator {
  * ```
  * <input [ngControl]="fullName" pattern="[a-zA-Z ]*">
  * ```
+ * @experimental
  */
-export const PATTERN_VALIDATOR: any = /*@ts2dart_const*/ /*@ts2dart_Provider*/ {
-  provide: NG_VALIDATORS,
-  useExisting: forwardRef(() => PatternValidator),
-  multi: true
-};
 @Directive({
   selector: '[pattern][ngControl],[pattern][ngFormControl],[pattern][ngModel]',
   providers: [PATTERN_VALIDATOR]

modules/@angular/common/src/forms/form_builder.ts

@@ -45,6 +45,8 @@ import {ValidatorFn, AsyncValidatorFn} from './directives/validators';
  *   }
  * }
  * ```
+ *
+ * @experimental
  */
 @Injectable()
 export class FormBuilder {

modules/@angular/common/src/forms/model.ts

@@ -50,7 +50,7 @@ function toObservable(r: any): Observable<any> {
 }
 
 /**
- *
+ * @experimental
  */
 export abstract class AbstractControl {
   /** @internal */
@@ -266,6 +266,8 @@ export abstract class AbstractControl {
  * validation function.
  *
  * ### Example ([live demo](http://plnkr.co/edit/23DESOpbNnBpBHZt1BR4?p=preview))
+ *
+ * @experimental
  */
 export class Control extends AbstractControl {
   /** @internal */
@@ -331,6 +333,8 @@ export class Control extends AbstractControl {
  * controls, but is of variable length.
  *
  * ### Example ([live demo](http://plnkr.co/edit/23DESOpbNnBpBHZt1BR4?p=preview))
+ *
+ * @experimental
  */
 export class ControlGroup extends AbstractControl {
   private _optionals: {[key: string]: boolean};
@@ -448,6 +452,8 @@ export class ControlGroup extends AbstractControl {
  * as broken change detection.
  *
  * ### Example ([live demo](http://plnkr.co/edit/23DESOpbNnBpBHZt1BR4?p=preview))
+ *
+ * @experimental
  */
 export class ControlArray extends AbstractControl {
   constructor(public controls: AbstractControl[], validator: ValidatorFn = null,

modules/@angular/common/src/forms/validators.ts

@@ -14,6 +14,7 @@ import {ValidatorFn, AsyncValidatorFn} from './directives/validators';
  * ### Example
  *
  * {@example core/forms/ts/ng_validators/ng_validators.ts region='ng_validators'}
+ * @experimental
  */
 export const NG_VALIDATORS: OpaqueToken = /*@ts2dart_const*/ new OpaqueToken("NgValidators");
 
@@ -24,6 +25,8 @@ export const NG_VALIDATORS: OpaqueToken = /*@ts2dart_const*/ new OpaqueToken("Ng
  * Provide this using `multi: true` to add validators.
  *
  * See {@link NG_VALIDATORS} for more details.
+ *
+ * @experimental
  */
 export const NG_ASYNC_VALIDATORS: OpaqueToken =
     /*@ts2dart_const*/ new OpaqueToken("NgAsyncValidators");
@@ -39,6 +42,8 @@ export const NG_ASYNC_VALIDATORS: OpaqueToken =
  * ```typescript
  * var loginControl = new Control("", Validators.required)
  * ```
+ *
+ * @experimental
  */
 export class Validators {
   /**

modules/@angular/common/src/location/hash_location_strategy.ts

@@ -45,6 +45,8 @@ import {UrlChangeListener, PlatformLocation} from './platform_location';
  *   provide(LocationStrategy, {useClass: HashLocationStrategy})
  * ]);
  * ```
+ *
+ * @stable
  */
 @Injectable()
 export class HashLocationStrategy extends LocationStrategy {

modules/@angular/common/src/location/location.ts

@@ -42,6 +42,8 @@ import {LocationStrategy} from './location_strategy';
  *
  * bootstrap(AppCmp, [ROUTER_PROVIDERS]);
  * ```
+ *
+ * @stable
  */
 @Injectable()
 export class Location {

modules/@angular/common/src/location/location_strategy.ts

@@ -16,6 +16,8 @@ import {UrlChangeListener} from './platform_location';
  * `http://example.com/foo` as an equivalent URL.
  *
  * See these two classes for more.
+ *
+ * @stable
  */
 export abstract class LocationStrategy {
   abstract path(): string;
@@ -57,5 +59,6 @@ export abstract class LocationStrategy {
  *   provide(APP_BASE_HREF, {useValue: '/my/app'})
  * ]);
  * ```
+ * @stable
  */
 export const APP_BASE_HREF: OpaqueToken = /*@ts2dart_const*/ new OpaqueToken('appBaseHref');

modules/@angular/common/src/location/path_location_strategy.ts

@@ -53,6 +53,8 @@ import {Location} from './location';
  *   provide(APP_BASE_HREF, {useValue: '/my/app'})
  * ]);
  * ```
+ *
+ * @stable
  */
 @Injectable()
 export class PathLocationStrategy extends LocationStrategy {

modules/@angular/common/src/location/platform_location.ts

@@ -21,6 +21,8 @@
  * {@link Location} / {@link LocationStrategy} and DOM apis flow through the `PlatformLocation`
  * class
  * they are all platform independent.
+ *
+ * @stable
  */
 export abstract class PlatformLocation {
   abstract getBaseHrefFromDOM(): string;
@@ -42,6 +44,8 @@ export abstract class PlatformLocation {
 
 /**
  * A serializable version of the event from onPopState or onHashChange
+ *
+ * @stable
  */
 export interface UrlChangeEvent { type: string; }
 

modules/@angular/common/src/pipes/async_pipe.ts

@@ -59,6 +59,8 @@ var __unused: Promise<any>;  // avoid unused import when Promise union types are
  * to the view. Every 500ms, the `time` Observable updates the view with the current time.
  *
  * {@example core/pipes/ts/async_pipe/async_pipe_example.ts region='AsyncPipeObservable'}
+ *
+ * @stable
  */
 @Pipe({name: 'async', pure: false})
 @Injectable()

modules/@angular/common/src/pipes/common_pipes.ts

@@ -20,6 +20,8 @@ import {I18nSelectPipe} from './i18n_select_pipe';
  *
  * This collection can be used to quickly enumerate all the built-in pipes in the `pipes`
  * property of the `@Component` decorator.
+ *
+ * @experimental Contains i18n pipes which are experimental
  */
 export const COMMON_PIPES = /*@ts2dart_const*/[
   AsyncPipe,

modules/@angular/common/src/pipes/date_pipe.ts

@@ -81,6 +81,8 @@ var defaultLocale: string = 'en-US';
  * ```
  *
  * {@example core/pipes/ts/date_pipe/date_pipe_example.ts region='DatePipe'}
+ *
+ * @experimental
  */
 @Pipe({name: 'date', pure: true})
 @Injectable()

modules/@angular/common/src/pipes/i18n_plural_pipe.ts

@@ -34,9 +34,9 @@ var interpolationExp: RegExp = RegExpWrapper.create('#');
  *  }
  *  ```
  *
+ * @experimental
  */
 @Pipe({name: 'i18nPlural', pure: true})
-@Injectable()
 export class I18nPluralPipe implements PipeTransform {
   transform(value: number, pluralMap: {[count: string]: string}): string {
     var key: string;

modules/@angular/common/src/pipes/i18n_select_pipe.ts

@@ -31,9 +31,10 @@ import {InvalidPipeArgumentException} from './invalid_pipe_argument_exception';
  *    ...
  *  }
  *  ```
+ *
+ *  @experimental
  */
 @Pipe({name: 'i18nSelect', pure: true})
-@Injectable()
 export class I18nSelectPipe implements PipeTransform {
   transform(value: string, mapping: {[key: string]: string}): string {
     if (!isStringMap(mapping)) {

modules/@angular/common/src/pipes/json_pipe.ts

@@ -7,10 +7,10 @@ import {Json} from '../../src/facade/lang';
  *
  * ### Example
  * {@example core/pipes/ts/json_pipe/json_pipe_example.ts region='JsonPipe'}
+ *
+ * @stable
  */
-/* @ts2dart_const */
 @Pipe({name: 'json', pure: false})
-@Injectable()
 export class JsonPipe implements PipeTransform {
   transform(value: any): string { return Json.stringify(value); }
 }

modules/@angular/common/src/pipes/lowercase_pipe.ts

@@ -8,10 +8,10 @@ import {InvalidPipeArgumentException} from './invalid_pipe_argument_exception';
  * ### Example
  *
  * {@example core/pipes/ts/lowerupper_pipe/lowerupper_pipe_example.ts region='LowerUpperPipe'}
+ *
+ * @experimental
  */
-/* @ts2dart_const */
 @Pipe({name: 'lowercase'})
-@Injectable()
 export class LowerCasePipe implements PipeTransform {
   transform(value: string): string {
     if (isBlank(value)) return value;

modules/@angular/common/src/pipes/replace_pipe.ts

@@ -35,6 +35,10 @@ import {InvalidPipeArgumentException} from './invalid_pipe_argument_exception';
  * --Note--: The 'pattern' parameter will be converted to a RegExp instance. Make sure to escape the
  * string properly if you are matching for regular expression special characters like parenthesis,
  * brackets etc.
+ *
+ * @deprecated The current pipe has limited functionality. The pipe api is not meant to be able
+ * express complex yet generic value transformations. We recommend that these transformations happen
+ * in the component logic instead.
  */
 
 @Pipe({name: 'replace'})

modules/@angular/common/src/pipes/slice_pipe.ts

@@ -58,10 +58,11 @@ import {InvalidPipeArgumentException} from './invalid_pipe_argument_exception';
  * ## String Examples
  *
  * {@example core/pipes/ts/slice_pipe/slice_pipe_example.ts region='SlicePipe_string'}
+ *
+ * @stable
  */
 
 @Pipe({name: 'slice', pure: false})
-@Injectable()
 export class SlicePipe implements PipeTransform {
   transform(value: any, start: number, end: number = null): any {
     if (isBlank(value)) return value;

modules/@angular/common/src/pipes/uppercase_pipe.ts

@@ -8,9 +8,10 @@ import {InvalidPipeArgumentException} from './invalid_pipe_argument_exception';
  * ### Example
  *
  * {@example core/pipes/ts/lowerupper_pipe/lowerupper_pipe_example.ts region='LowerUpperPipe'}
+ *
+ * @experimental
  */
 @Pipe({name: 'uppercase'})
-@Injectable()
 export class UpperCasePipe implements PipeTransform {
   transform(value: string): string {
     if (isBlank(value)) return value;

modules/@angular/core/testing/test_injector.ts

@@ -158,7 +158,7 @@ export class InjectSetupWrapper {
     };
   }
 
-  /** @Deprecated {use async(withProviders().inject())} */
+  /** @deprecated {use async(withProviders().inject())} */
   injectAsync(tokens: any[], fn: Function): Function {
     return () => {
       this._addProviders();
@@ -172,7 +172,7 @@ export function withProviders(providers: () => any) {
 }
 
 /**
- * @Deprecated {use async(inject())}
+ * @deprecated {use async(inject())}
  *
  * Allows injecting dependencies in `beforeEach()` and `it()`. The test must return
  * a promise which will resolve when all asynchronous activity is complete.

modules/@angular/integration_test/public_api_spec.ts

@@ -52,7 +52,6 @@ var COMMON: string[] = [
   'DatePipe',
   'DecimalPipe',
   'DefaultValueAccessor',
-  'FORM_BINDINGS',
   'FORM_DIRECTIVES',
   'FORM_PROVIDERS',
   'Form:dart',