feat: add documentation (#8593)

docs/api/puppeteer.commoneventemitter.emit.md

@@ -0,0 +1,24 @@
+---
+sidebar_label: CommonEventEmitter.emit
+---
+
+# CommonEventEmitter.emit() method
+
+**Signature:**
+
+```typescript
+interface CommonEventEmitter {
+  emit(event: EventType, eventData?: unknown): boolean;
+}
+```
+
+## Parameters
+
+| Parameter | Type                                  | Description       |
+| --------- | ------------------------------------- | ----------------- |
+| event     | [EventType](./puppeteer.eventtype.md) |                   |
+| eventData | unknown                               | <i>(Optional)</i> |
+
+**Returns:**
+
+boolean