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Diffstat (limited to 'node_modules/autoprefixer/node_modules/supports-color')
5 files changed, 322 insertions, 0 deletions
diff --git a/node_modules/autoprefixer/node_modules/supports-color/browser.js b/node_modules/autoprefixer/node_modules/supports-color/browser.js new file mode 100644 index 0000000..62afa3a --- /dev/null +++ b/node_modules/autoprefixer/node_modules/supports-color/browser.js @@ -0,0 +1,5 @@ +'use strict'; +module.exports = { + stdout: false, + stderr: false +}; diff --git a/node_modules/autoprefixer/node_modules/supports-color/index.js b/node_modules/autoprefixer/node_modules/supports-color/index.js new file mode 100644 index 0000000..0477d30 --- /dev/null +++ b/node_modules/autoprefixer/node_modules/supports-color/index.js @@ -0,0 +1,138 @@ +'use strict'; +const os = require('os'); +const hasFlag = require('has-flag'); + +const {env} = process; + +let forceColor; +if (hasFlag('no-color') || + hasFlag('no-colors') || + hasFlag('color=false') || + hasFlag('color=never')) { + forceColor = 0; +} else if (hasFlag('color') || + hasFlag('colors') || + hasFlag('color=true') || + hasFlag('color=always')) { + forceColor = 1; +} +if ('FORCE_COLOR' in env) { + if (env.FORCE_COLOR === true || env.FORCE_COLOR === 'true') { + forceColor = 1; + } else if (env.FORCE_COLOR === false || env.FORCE_COLOR === 'false') { + forceColor = 0; + } else { + forceColor = env.FORCE_COLOR.length === 0 ? 1 : Math.min(parseInt(env.FORCE_COLOR, 10), 3); + } +} + +function translateLevel(level) { + if (level === 0) { + return false; + } + + return { + level, + hasBasic: true, + has256: level >= 2, + has16m: level >= 3 + }; +} + +function supportsColor(stream) { + if (forceColor === 0) { + return 0; + } + + if (hasFlag('color=16m') || + hasFlag('color=full') || + hasFlag('color=truecolor')) { + return 3; + } + + if (hasFlag('color=256')) { + return 2; + } + + if (stream && !stream.isTTY && forceColor === undefined) { + return 0; + } + + const min = forceColor || 0; + + if (env.TERM === 'dumb') { + return min; + } + + if (process.platform === 'win32') { + // Node.js 7.5.0 is the first version of Node.js to include a patch to + // libuv that enables 256 color output on Windows. Anything earlier and it + // won't work. However, here we target Node.js 8 at minimum as it is an LTS + // release, and Node.js 7 is not. Windows 10 build 10586 is the first Windows + // release that supports 256 colors. Windows 10 build 14931 is the first release + // that supports 16m/TrueColor. + const osRelease = os.release().split('.'); + if ( + Number(process.versions.node.split('.')[0]) >= 8 && + Number(osRelease[0]) >= 10 && + Number(osRelease[2]) >= 10586 + ) { + return Number(osRelease[2]) >= 14931 ? 3 : 2; + } + + return 1; + } + + if ('CI' in env) { + if (['TRAVIS', 'CIRCLECI', 'APPVEYOR', 'GITLAB_CI'].some(sign => sign in env) || env.CI_NAME === 'codeship') { + return 1; + } + + return min; + } + + if ('TEAMCITY_VERSION' in env) { + return /^(9\.(0*[1-9]\d*)\.|\d{2,}\.)/.test(env.TEAMCITY_VERSION) ? 1 : 0; + } + + if (env.COLORTERM === 'truecolor') { + return 3; + } + + if ('TERM_PROGRAM' in env) { + const version = parseInt((env.TERM_PROGRAM_VERSION || '').split('.')[0], 10); + + switch (env.TERM_PROGRAM) { + case 'iTerm.app': + return version >= 3 ? 3 : 2; + case 'Apple_Terminal': + return 2; + // No default + } + } + + if (/-256(color)?$/i.test(env.TERM)) { + return 2; + } + + if (/^screen|^xterm|^vt100|^vt220|^rxvt|color|ansi|cygwin|linux/i.test(env.TERM)) { + return 1; + } + + if ('COLORTERM' in env) { + return 1; + } + + return min; +} + +function getSupportLevel(stream) { + const level = supportsColor(stream); + return translateLevel(level); +} + +module.exports = { + supportsColor: getSupportLevel, + stdout: getSupportLevel(process.stdout), + stderr: getSupportLevel(process.stderr) +}; diff --git a/node_modules/autoprefixer/node_modules/supports-color/license b/node_modules/autoprefixer/node_modules/supports-color/license new file mode 100644 index 0000000..e7af2f7 --- /dev/null +++ b/node_modules/autoprefixer/node_modules/supports-color/license @@ -0,0 +1,9 @@ +MIT License + +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. diff --git a/node_modules/autoprefixer/node_modules/supports-color/package.json b/node_modules/autoprefixer/node_modules/supports-color/package.json new file mode 100644 index 0000000..de233d6 --- /dev/null +++ b/node_modules/autoprefixer/node_modules/supports-color/package.json @@ -0,0 +1,85 @@ +{ + "_from": "supports-color@^6.1.0", + "_id": "supports-color@6.1.0", + "_inBundle": false, + "_integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==", + "_location": "/autoprefixer/supports-color", + "_phantomChildren": {}, + "_requested": { + "type": "range", + "registry": true, + "raw": "supports-color@^6.1.0", + "name": "supports-color", + "escapedName": "supports-color", + "rawSpec": "^6.1.0", + "saveSpec": null, + "fetchSpec": "^6.1.0" + }, + "_requiredBy": [ + "/autoprefixer/postcss" + ], + "_resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz", + "_shasum": "0764abc69c63d5ac842dd4867e8d025e880df8f3", + "_spec": "supports-color@^6.1.0", + "_where": "/home/dstaesse/git/website/node_modules/autoprefixer/node_modules/postcss", + "author": { + "name": "Sindre Sorhus", + "email": "sindresorhus@gmail.com", + "url": "sindresorhus.com" + }, + "browser": "browser.js", + "bugs": { + "url": "https://github.com/chalk/supports-color/issues" + }, + "bundleDependencies": false, + "dependencies": { + "has-flag": "^3.0.0" + }, + "deprecated": false, + "description": "Detect whether a terminal supports color", + "devDependencies": { + "ava": "^0.25.0", + "import-fresh": "^2.0.0", + "xo": "^0.23.0" + }, + "engines": { + "node": ">=6" + }, + "files": [ + "index.js", + "browser.js" + ], + "homepage": "https://github.com/chalk/supports-color#readme", + "keywords": [ + "color", + "colour", + "colors", + "terminal", + "console", + "cli", + "ansi", + "styles", + "tty", + "rgb", + "256", + "shell", + "xterm", + "command-line", + "support", + "supports", + "capability", + "detect", + "truecolor", + "16m" + ], + "license": "MIT", + "name": "supports-color", + "repository": { + "type": "git", + "url": "git+https://github.com/chalk/supports-color.git" + }, + "scripts": { + "test": "xo && ava" + }, + "version": "6.1.0" +} diff --git a/node_modules/autoprefixer/node_modules/supports-color/readme.md b/node_modules/autoprefixer/node_modules/supports-color/readme.md new file mode 100644 index 0000000..d4cc58a --- /dev/null +++ b/node_modules/autoprefixer/node_modules/supports-color/readme.md @@ -0,0 +1,85 @@ +# supports-color [](https://travis-ci.org/chalk/supports-color) + +> Detect whether a terminal supports color + +--- + +<div align="center"> + <b> + <a href="https://tidelift.com/subscription/pkg/npm-supports-color?utm_source=npm-supports-color&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a> + </b> + <br> + <sub> + Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies. + </sub> +</div> + +--- + + +## Install + +``` +$ npm install supports-color +``` + + +## Usage + +```js +const supportsColor = require('supports-color'); + +if (supportsColor.stdout) { + console.log('Terminal stdout supports color'); +} + +if (supportsColor.stdout.has256) { + console.log('Terminal stdout supports 256 colors'); +} + +if (supportsColor.stderr.has16m) { + console.log('Terminal stderr supports 16 million colors (truecolor)'); +} +``` + + +## API + +Returns an `Object` with a `stdout` and `stderr` property for testing either streams. Each property is an `Object`, or `false` if color is not supported. + +The `stdout`/`stderr` objects specifies a level of support for color through a `.level` property and a corresponding flag: + +- `.level = 1` and `.hasBasic = true`: Basic color support (16 colors) +- `.level = 2` and `.has256 = true`: 256 color support +- `.level = 3` and `.has16m = true`: Truecolor support (16 million colors) + + +## Info + +It obeys the `--color` and `--no-color` CLI flags. + +For situations where using `--color` is not possible, use the environment variable `FORCE_COLOR=1` (level 1), `FORCE_COLOR=2` (level 2), or `FORCE_COLOR=3` (level 3) to forcefully enable color, or `FORCE_COLOR=0` to forcefully disable. The use of `FORCE_COLOR` overrides all other color support checks. + +Explicit 256/Truecolor mode can be enabled using the `--color=256` and `--color=16m` flags, respectively. + + +## Security + +To report a security vulnerability, please use the [Tidelift security contact](https://tidelift.com/security). Tidelift will coordinate the fix and disclosure. + + +## Related + +- [supports-color-cli](https://github.com/chalk/supports-color-cli) - CLI for this module +- [chalk](https://github.com/chalk/chalk) - Terminal string styling done right + + +## Maintainers + +- [Sindre Sorhus](https://github.com/sindresorhus) +- [Josh Junon](https://github.com/qix-) + + +## License + +MIT |