computed-styles-regression-test/dist/infrastructure/cdp.js

DOM & CSSOM based regression testing utility

import { createErr, createOk } from 'option-t/plain_result';
import { UnknownError } from '../error.js';
export class CDPSessionNotFoundError extends Error {
    message = 'CDP session not found';
}
export class CDPSessionByPlaywright {
    page;
    session = null;
    constructor(page) {
        this.page = page;
    }
    async start() {
        this.session = await this.page.context().newCDPSession(this.page);
    }
    async finish() {
        if (!this.session) {
            return createErr(new CDPSessionNotFoundError());
        }
        try {
            await this.session.detach();
        }
        catch (error) {
            return createErr(new UnknownError(error));
        }
        return createOk(undefined);
    }
    async send(method, params) {
        if (!this.session) {
            return createErr(new CDPSessionNotFoundError());
        }
        try {
            const result = await this.session.send(method, params);
            return createOk(result);
        }
        catch (error) {
            return createErr(new UnknownError(error));
        }
    }
}
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