chore: add 'canHandle' method to 'Ping'

src/reactions/github/ping.ts

@@ -1,6 +1,18 @@
-import { Reaction, ReactionHandleOptions } from './reaction';
+import {
+	Reaction,
+	ReactionCanHandleOptions,
+	ReactionHandleOptions,
+} from './reaction';
 
 export class Ping extends Reaction {
+	canHandle({ payload, event }: ReactionCanHandleOptions): boolean {
+		return (
+			event === 'ping' &&
+			(payload.hook.events.includes('star') ||
+				payload.hook.events.includes('fork') ||
+				payload.hook.events.includes('pull_request'))
+		);
+	}
 	getStreamLabsMessage({ payload }: ReactionHandleOptions): string {
 		return `🎉 Your repo *${payload.repository.full_name}* is configured correctly for *${payload.hook.events}* events 🎉`;
 	}

test/reactions/github/ping.spec.ts

@@ -106,4 +106,61 @@ describe('Ping', () => {
 			expect(notified).toEqual(false);
 		});
 	});
+
+	describe('#canHandle', () => {
+		it('returns true if the event is ping and the hook.events array contains star', () => {
+			const subject = new Ping(null as any, null as any);
+
+			const result = subject.canHandle({
+				event: 'ping',
+				payload: { hook: { events: ['star'] } },
+			});
+
+			expect(result).toEqual(true);
+		});
+
+		it('returns false if the event is not ping', () => {
+			const subject = new Ping(null as any, null as any);
+
+			const result = subject.canHandle({
+				event: 'fork',
+				payload: { hook: { events: ['star'] } },
+			});
+
+			expect(result).toEqual(false);
+		});
+
+		it('returns false if the hook.events only contains status', () => {
+			const subject = new Ping(null as any, null as any);
+
+			const result = subject.canHandle({
+				event: 'ping',
+				payload: { hook: { events: ['status'] } },
+			});
+
+			expect(result).toEqual(false);
+		});
+
+		it('returns true if the event is ping and the hook.events array contains fork', () => {
+			const subject = new Ping(null as any, null as any);
+
+			const result = subject.canHandle({
+				event: 'ping',
+				payload: { hook: { events: ['fork'] } },
+			});
+
+			expect(result).toEqual(true);
+		});
+
+		it('returns true if the event is ping and the hook.events array contains pull_request', () => {
+			const subject = new Ping(null as any, null as any);
+
+			const result = subject.canHandle({
+				event: 'ping',
+				payload: { hook: { events: ['pull_request'] } },
+			});
+
+			expect(result).toEqual(true);
+		});
+	});
 });