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- /*
- The MIT License (MIT)
- Copyright (c) Sindre Sorhus <sindresorhus@gmail.com> (sindresorhus.com)
- Permission is hereby granted, free of charge, to any person obtaining a copy
- of this software and associated documentation files (the "Software"), to deal
- in the Software without restriction, including without limitation the rights
- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- copies of the Software, and to permit persons to whom the Software is
- furnished to do so, subject to the following conditions:
- The above copyright notice and this permission notice shall be included in
- all copies or substantial portions of the Software.
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- THE SOFTWARE.
- */
- var argv = process.argv;
- module.exports = (function () {
- if (argv.indexOf('--no-color') !== -1 ||
- argv.indexOf('--color=false') !== -1) {
- return false;
- }
- if (argv.indexOf('--color') !== -1 ||
- argv.indexOf('--color=true') !== -1 ||
- argv.indexOf('--color=always') !== -1) {
- return true;
- }
- if (process.stdout && !process.stdout.isTTY) {
- return false;
- }
- if (process.platform === 'win32') {
- return true;
- }
- if ('COLORTERM' in process.env) {
- return true;
- }
- if (process.env.TERM === 'dumb') {
- return false;
- }
- if (/^screen|^xterm|^vt100|color|ansi|cygwin|linux/i.test(process.env.TERM)) {
- return true;
- }
- return false;
- })();
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