const opener = require('opener') const { URL } = require('url') // attempt to open URL in web-browser, print address otherwise: const open = async (npm, url, errMsg, isFile) => { url = encodeURI(url) const browser = npm.config.get('browser') function printAlternateMsg () { const json = npm.config.get('json') const alternateMsg = json ? JSON.stringify({ title: errMsg, url, }, null, 2) : `${errMsg}:\n ${url}\n` npm.output(alternateMsg) } if (browser === false) { printAlternateMsg() return } // We pass this in as true from the help command so we know we don't have to // check the protocol if (!isFile) { try { if (!/^https?:$/.test(new URL(url).protocol)) { throw new Error() } } catch (_) { throw new Error('Invalid URL: ' + url) } } const command = browser === true ? null : browser await new Promise((resolve, reject) => { opener(url, { command }, (err) => { if (err) { if (err.code === 'ENOENT') { printAlternateMsg() } else { return reject(err) } } return resolve() }) }) } module.exports = open