| 2 | import { signal } from '@angular/core' |
| 3 | |
| 4 | export function createCounter() { |
| 5 | const count = signal(0) |
| 6 | const history: Array<number> = [] |
| 7 | |
| 8 | return { |
| 9 | value: () => count(), |
| 10 | increment: () => { |
| 11 | count.update((n) => n + 1) |
| 12 | history.push(count()) |
| 13 | |
| 14 | // The emit eventSuffix must match that of the EventMap defined in eventClient.ts |
| 15 | DevtoolsEventClient.emit('counter-state', { |
| 16 | count: count(), |
| 17 | history, |
| 18 | }) |
| 19 | }, |
| 20 | decrement: () => { |
| 21 | count.update((n) => n - 1) |
| 22 | history.push(count()) |
| 23 | |
| 24 | DevtoolsEventClient.emit('counter-state', { |
| 25 | count: count(), |
| 26 | history, |
| 27 | }) |
| 28 | }, |
| 29 | } |
| 30 | } |