diff options
Diffstat (limited to 'node_modules/postcss-normalize-url/dist/index.js')
| -rw-r--r-- | node_modules/postcss-normalize-url/dist/index.js | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/node_modules/postcss-normalize-url/dist/index.js b/node_modules/postcss-normalize-url/dist/index.js new file mode 100644 index 00000000..5b0857c4 --- /dev/null +++ b/node_modules/postcss-normalize-url/dist/index.js @@ -0,0 +1,101 @@ +'use strict'; + +var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; + +var _path = require('path'); + +var _path2 = _interopRequireDefault(_path); + +var _postcss = require('postcss'); + +var _postcss2 = _interopRequireDefault(_postcss); + +var _postcssValueParser = require('postcss-value-parser'); + +var _postcssValueParser2 = _interopRequireDefault(_postcssValueParser); + +var _normalizeUrl = require('normalize-url'); + +var _normalizeUrl2 = _interopRequireDefault(_normalizeUrl); + +var _isAbsoluteUrl = require('is-absolute-url'); + +var _isAbsoluteUrl2 = _interopRequireDefault(_isAbsoluteUrl); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +var multiline = /\\[\r\n]/; +var escapeChars = /([\s\(\)"'])/g; + +function convert(url, options) { + if ((0, _isAbsoluteUrl2.default)(url) || !url.indexOf('//')) { + return (0, _normalizeUrl2.default)(url, options); + } + return _path2.default.normalize(url).replace(new RegExp('\\' + _path2.default.sep, 'g'), '/'); +} + +function transformNamespace(rule) { + rule.params = (0, _postcssValueParser2.default)(rule.params).walk(function (node) { + if (node.type === 'function' && node.value === 'url' && node.nodes.length) { + node.type = 'string'; + node.quote = node.nodes[0].quote || '"'; + node.value = node.nodes[0].value; + } + if (node.type === 'string') { + node.value = node.value.trim(); + } + return false; + }).toString(); +} + +function transformDecl(decl, opts) { + decl.value = (0, _postcssValueParser2.default)(decl.value).walk(function (node) { + if (node.type !== 'function' || node.value !== 'url' || !node.nodes.length) { + return false; + } + + var url = node.nodes[0]; + var escaped = void 0; + + node.before = node.after = ''; + url.value = url.value.trim().replace(multiline, ''); + + if (~url.value.indexOf('data:image/') || ~url.value.indexOf('data:application/') || ~url.value.indexOf('data:font/')) { + return false; + } + + if (!~url.value.indexOf('chrome-extension')) { + url.value = convert(url.value, opts); + } + + if (escapeChars.test(url.value)) { + escaped = url.value.replace(escapeChars, '\\$1'); + if (escaped.length < url.value.length + (url.type === 'string' ? 2 : 0)) { + url.value = escaped; + url.type = 'word'; + } + } else { + url.type = 'word'; + } + + return false; + }).toString(); +} + +module.exports = _postcss2.default.plugin('postcss-normalize-url', function (opts) { + opts = _extends({ + normalizeProtocol: false, + stripFragment: false, + stripWWW: true + }, opts); + + return function (css) { + css.walk(function (node) { + if (node.type === 'decl') { + return transformDecl(node, opts); + } else if (node.type === 'atrule' && node.name === 'namespace') { + return transformNamespace(node); + } + }); + }; +});
\ No newline at end of file |
