class CDPSession
extends EventEmitter
Re-export
import { CDPSession } from "https://deno.land/x/frugal@0.9.6/dep/puppeteer/mod.ts";
The CDPSession
instances are used to talk raw Chrome Devtools Protocol.
Examples
Example 1
Example 1
const client = await page.target().createCDPSession();
await client.send('Animation.enable');
client.on('Animation.animationCreated', () =>
console.log('Animation created!')
);
const response = await client.send('Animation.getPlaybackRate');
console.log('playback rate is ' + response.playbackRate);
await client.send('Animation.setPlaybackRate', {
playbackRate: response.playbackRate / 2,
});
Constructors
Methods
_onClosed(): void
_onMessage(object: CDPSessionOnMessageObject): void
connection(): Connection | undefined
detach(): Promise<void>
Detaches the cdpSession from the target. Once detached, the cdpSession object won't emit any events and can't be used to send messages.
id(): string
Returns the session's id.
send<T extends keyof ProtocolMapping.Commands>(method: T, ...paramArgs: ProtocolMapping.Commands[T]["paramsType"]): Promise<ProtocolMapping.Commands[T]["returnType"]>