phantom-page-promise

A phantomjs-node extension that make phantom page support promise.

Usage

import 'phantom-page-promise';
import phantom from 'phantom';

const init = async () => {
    const ph = await phantom.create();
    const page = await ph.createPage();
    const status = await page.open('http://facebook.com');

    if (status.toLowerCase() !== 'success') { throw new Error(status); }

    const result = await page.evaluatePromise(
        `function () {
            return new Promise(function (resolve) {
                setTimeout(function () {
                    resolve('it works');
                }, 2000);
            })
        }`
    );

    console.log(result); // 'it works'

    ph.exit();
    page.close();
};

init();

API

page#evaluatePromise(codeOrFunction[, options])

Just like page.evaluateJavaScript, but could evaluate and return a promise.

Arguments

1. codeOrFunction (String|Function): Evaluate a function or function contained in a string.
2. options (Object): See below for detail.

Available options:

• timeout (Number): Specify timeout of execution. If timeout before the promise return, it would throw a TIMEOUT error. Defaults to 10000(ms).
• delay (Number): Specify delay of execution. Defaults to 0(ms).
• args ([Any]): Specify arguments to the function. Only work if the type of codeOrFunction is Function.

Return

(Promise): The result.

Installing

Using npm:

npm install --save phantom-page-promise

Using yarn:

yarn add phantom-page-promise

License

MIT