From 3c51c3be85bb0d1bdb87ea0d6632f1c256912f27 Mon Sep 17 00:00:00 2001 From: Dimitri Staessens Date: Sun, 6 Oct 2019 21:37:45 +0200 Subject: build: Add some required modules for node --- .../node_modules/supports-color/index.js | 138 +++++++++++++++++++++ 1 file changed, 138 insertions(+) create mode 100644 node_modules/autoprefixer/node_modules/supports-color/index.js (limited to 'node_modules/autoprefixer/node_modules/supports-color/index.js') 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) +}; -- cgit v1.2.3