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Generate Angular components, services, modules, and directives. Implement dependency injection, lifecycle hooks, data binding, and build production-ready Angular architectures.
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インストールを決める前に、SKILL.md と SkillsMP に表示されている付属ファイルをお読みください。
Codex または Claude でインストール この Prompt をコピーして Codex、Claude、または他のアシスタントに貼り付けると、Skill ページを確認してインストールできます。
直接コマンドでは確認用 Prompt が省略されます。実行前にソースを確認してください。
npx skills add https://github.com/pluginagentmarketplace/custom-plugin-angular --skill angular-core-implementationコマンドは1行のまま表示されます。コピー前に横へスクロールして全体を確認してください。
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SOC 職業分類に基づく
SKILL.md を表示中
| name | angular-core-implementation |
| description | Generate Angular components, services, modules, and directives. Implement dependency injection, lifecycle hooks, data binding, and build production-ready Angular architectures. |
| sasmp_version | 1.3.0 |
| bonded_agent | 02-angular-core |
| bond_type | PRIMARY_BOND |
import { Component, Input, Output, EventEmitter } from '@angular/core';
@Component({
selector: 'app-user-card',
template: `
<div class="card">
<h2>{{ user.name }}</h2>
<p>{{ user.email }}</p>
<button (click)="onDelete()">Delete</button>
</div>
`,
styles: [`
.card { border: 1px solid #ddd; padding: 16px; }
`]
})
{
() user!: ;
() deleted = <>();
() {
..();
}
}
import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';
@Injectable({
providedIn: 'root' // Singleton service
})
export class UserService {
private apiUrl = '/api/users';
constructor(private http: HttpClient) {}
getUsers(): Observable<User[]> {
return this.http.get<User[]>(this.apiUrl);
}
getUser(id: number): Observable<User> {
return this.http.get<User>(`${this.apiUrl}/${id}`);
}
createUser(user: User): Observable<User> {
return this.http.post<User>(this.apiUrl, user);
}
}
@Injectable()
export class NotificationService {
constructor(
private logger: LoggerService,
private config: ConfigService
) {}
notify(message: string) {
this.logger.log(message);
}
}
export class UserListComponent implements
OnInit,
OnChanges,
OnDestroy
{
@Input() users: User[] = [];
ngOnInit() {
// Initialize component, fetch data
this.loadUsers();
}
ngOnChanges(changes: SimpleChanges) {
// Respond to input changes
if (changes['users']) {
this.onUsersChanged();
}
}
ngOnDestroy() {
// Cleanup subscriptions, remove listeners
this.subscription?.unsubscribe();
}
private loadUsers() { /* ... */ }
private onUsersChanged() { /* ... */ }
}
Lifecycle Order:
ngOnChanges - When input properties changengOnInit - After first ngOnChangesngDoCheck - Every change detection cyclengAfterContentInit - After content is initializedngAfterContentChecked - After content is checkedngAfterViewInit - After view is initializedngAfterViewChecked - After view is checkedngOnDestroy - When component is destroyedimport { NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import { FormsModule } from '@angular/forms';
@NgModule({
declarations: [
UserListComponent,
UserDetailComponent,
UserFormComponent
],
imports: [
CommonModule,
FormsModule
],
exports: [
UserListComponent,
UserDetailComponent
]
})
export class UserModule { }
const routes: Routes = [
{ path: 'users', loadChildren: () =>
import('./users/users.module').then(m => m.UsersModule)
}
];
// Parent component
<app-card>
<div class="header">Card Title</div>
<div class="content">Card content</div>
</app-card>
// Card component
@Component({
selector: 'app-card',
template: `
<div class="card">
<ng-content select=".header"></ng-content>
<ng-content select=".content"></ng-content>
<ng-content></ng-content>
</div>
`
})
export class CardComponent { }
@Component({
selector: 'app-form',
template: `<app-input #firstInput></app-input>`
})
export class FormComponent implements AfterViewInit {
@ViewChild('firstInput') firstInput!: InputComponent;
ngAfterViewInit() {
this.firstInput.focus();
}
}
@Directive({
selector: '[appHighlight]'
})
export class HighlightDirective {
constructor(private el: ElementRef) {
this.el.nativeElement.style.backgroundColor = 'yellow';
}
}
// Usage: <p appHighlight>Highlighted text</p>
@Component({
selector: 'app-card',
template: `<div class="card">...</div>`,
styles: [`.card { color: blue; }`],
encapsulation: ViewEncapsulation.Emulated // Default
})
export class CardComponent { }
@Component({
selector: 'app-user',
template: `<div>{{ user.name }}</div>`,
changeDetection: ChangeDetectionStrategy.OnPush
})
export class UserComponent {
@Input() user!: User;
constructor(private cdr: ChangeDetectorRef) {}
manualDetection() {
this.cdr.markForCheck();
}
}
@NgModule({
providers: [
{ provide: VALIDATORS, useValue: emailValidator, multi: true },
{ provide: VALIDATORS, useValue: minLengthValidator, multi: true }
]
})
export class ValidatorsModule { }
@NgModule({
providers: [
{
provide: ConfigService,
useFactory: (env: EnvironmentService) => {
return env.production ?
new ProdConfigService() :
new DevConfigService();
},
deps: [EnvironmentService]
}
]
})
export class AppModule { }
describe('UserCardComponent', () => {
let component: UserCardComponent;
let fixture: ComponentFixture<UserCardComponent>;
beforeEach(async () => {
await TestBed.configureTestingModule({
declarations: [UserCardComponent]
}).compileComponents();
fixture = TestBed.createComponent(UserCardComponent);
component = fixture.componentInstance;
});
it('should emit deleted when delete button clicked', () => {
spyOn(component.deleted, 'emit');
component.user = { id: 1, name: 'John', email: 'john@example.com' };
fixture.detectChanges();
fixture.debugElement.query(By.css('button')).nativeElement.click();
expect(component.deleted.emit).toHaveBeenCalled();
});
});
// Bad
users: User[] = [];
// Good
users$ = this.userService.getUsers();
<!-- Template -->
<app-user *ngFor="let user of users$ | async; trackBy: trackByUserId">
</app-user>