2021-03-01 15:06:11 +08:00

117 lines
4.3 KiB
JavaScript

"use strict";
/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file at
* https://github.com/facebook/create-react-app/blob/master/LICENSE
*/
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.openBrowser = void 0;
const path_1 = __importDefault(require("path"));
const open_1 = __importDefault(require("open"));
const execa_1 = __importDefault(require("execa"));
const chalk_1 = __importDefault(require("chalk"));
const child_process_1 = require("child_process");
// https://github.com/sindresorhus/open#app
const OSX_CHROME = 'google chrome';
function getBrowserEnv() {
// Attempt to honor this environment variable.
// It is specific to the operating system.
// See https://github.com/sindresorhus/open#app for documentation.
const value = process.env.BROWSER;
let action;
if (!value) {
// Default.
action = 1 /* BROWSER */;
}
else if (value.toLowerCase().endsWith('.js')) {
action = 2 /* SCRIPT */;
}
else if (value.toLowerCase() === 'none') {
action = 0 /* NONE */;
}
else {
action = 1 /* BROWSER */;
}
return { action, value };
}
function executeNodeScript(scriptPath, url) {
const extraArgs = process.argv.slice(2);
const child = execa_1.default('node', [scriptPath, ...extraArgs, url], {
stdio: 'inherit'
});
child.on('close', (code) => {
if (code !== 0) {
console.log();
console.log(chalk_1.default.red('The script specified as BROWSER environment variable failed.'));
console.log(chalk_1.default.cyan(scriptPath) + ' exited with code ' + code + '.');
console.log();
return;
}
});
return true;
}
function startBrowserProcess(browser, url) {
// If we're on OS X, the user hasn't specifically
// requested a different browser, we can try opening
// Chrome with AppleScript. This lets us reuse an
// existing tab when possible instead of creating a new one.
const shouldTryOpenChromeWithAppleScript = process.platform === 'darwin' &&
(typeof browser !== 'string' || browser === OSX_CHROME);
if (shouldTryOpenChromeWithAppleScript) {
try {
// Try our best to reuse existing tab
// on OS X Google Chrome with AppleScript
child_process_1.execSync('ps cax | grep "Google Chrome"');
child_process_1.execSync('osascript openChrome.applescript "' + encodeURI(url) + '"', {
cwd: path_1.default.resolve(__dirname, '../../bin'),
stdio: 'ignore'
});
return true;
}
catch (err) {
// Ignore errors
}
}
// Another special case: on OS X, check if BROWSER has been set to "open".
// In this case, instead of passing the string `open` to `open` function (which won't work),
// just ignore it (thus ensuring the intended behavior, i.e. opening the system browser):
// https://github.com/facebook/create-react-app/pull/1690#issuecomment-283518768
if (process.platform === 'darwin' && browser === 'open') {
browser = undefined;
}
// Fallback to open
// (It will always open new tab)
try {
var options = { app: browser, url: true };
open_1.default(url, options).catch(() => { }); // Prevent `unhandledRejection` error.
return true;
}
catch (err) {
return false;
}
}
/**
* Reads the BROWSER environment variable and decides what to do with it. Returns
* true if it opened a browser or ran a node.js script, otherwise false.
*/
function openBrowser(url) {
const { action, value } = getBrowserEnv();
switch (action) {
case 0 /* NONE */:
// Special case: BROWSER="none" will prevent opening completely.
return false;
case 2 /* SCRIPT */:
return executeNodeScript(value, url);
case 1 /* BROWSER */:
return startBrowserProcess(value, url);
default:
throw new Error('Not implemented.');
}
}
exports.openBrowser = openBrowser;
//# sourceMappingURL=openBrowser.js.map