particle-cli/src/lib/openurl.js

Simple Node commandline application for working with your Particle devices and using the Particle Cloud

// Copy of https://github.com/rauschma/openurl with additional error handling
'use strict';
const spawn = require('child_process').spawn;
const path = require('path');

let command;

switch (process.platform) {
	case 'darwin':{
		command = 'open';
		break;
	}
	case 'win32':{
		const binPath = `${process.env.SYSTEMROOT || process.env.windir || 'C:\\Windows'}`;
		command = path.join(binPath, 'System32', 'WindowsPowerShell', 'v1.0', 'powershell');
		break;
	}
	case 'linux': {
		command = 'xdg-open';
		break;
	}
	default:
		throw new Error('Unsupported platform: ' + process.platform);
}

/**
 * Error handling is deliberately minimal, as this function is to be easy to use for shell scripting
 *
 * @param url The URL to open
 * @param callback A function with a single error argument. Optional.
 */

function open(url, callback) {
	const args = process.platform === 'win32' ? ['Start', url] : [url];
	const child = spawn(command, args);
	child.on('error', (error) => {
		callback(error);
	});
	let errorText = '';
	child.stderr.setEncoding('utf8');
	child.stderr.on('data', (data) => {
		errorText += data;
	});
	child.stderr.on('end', () => {
		if (errorText.length > 0) {
			const error = new Error(errorText);
			if (callback) {
				callback(error);
			} else {
				throw error;
			}
		} else if (callback) {
			callback();
		}
	});
}

module.exports = {
	open
};