in lib/take-screenshot.js [12:30]
function takeScreenshot(target, sessionId, commandId) {
const parsedTargetUrl = url.parse(target);
const resultantTargetUrl = url.format(Object.assign({}, parsedTargetUrl, {
pathname: urlJoin('/', parsedTargetUrl.pathname, `/session/${sessionId}/screenshot`),
}));
return request({
method: 'get',
uri: resultantTargetUrl,
json: true
})
.then((res) => {
logger.log('debug', 'saving screenshot', sessionId, commandId);
outputFile(path.join(config.get('logDir'), `./${sessionId}/screenshots/${commandId}.png`), res.body.value, 'base64');
return null;
});
}