1 line
8.2 KiB
JSON
1 line
8.2 KiB
JSON
{"ast":null,"code":"/**\n * When source maps are enabled, `style-loader` uses a link element with a data-uri to\n * embed the css on the page. This breaks all relative urls because now they are relative to a\n * bundle instead of the current page.\n *\n * One solution is to only use full urls, but that may be impossible.\n *\n * Instead, this function \"fixes\" the relative urls to be absolute according to the current page location.\n *\n * A rudimentary test suite is located at `test/fixUrls.js` and can be run via the `npm test` command.\n *\n */\nmodule.exports = function (css) {\n // get current location\n var location = typeof window !== \"undefined\" && window.location;\n\n if (!location) {\n throw new Error(\"fixUrls requires window.location\");\n } // blank or null?\n\n\n if (!css || typeof css !== \"string\") {\n return css;\n }\n\n var baseUrl = location.protocol + \"//\" + location.host;\n var currentDir = baseUrl + location.pathname.replace(/\\/[^\\/]*$/, \"/\"); // convert each url(...)\n\n /*\n This regular expression is just a way to recursively match brackets within\n a string.\n \t /url\\s*\\( = Match on the word \"url\" with any whitespace after it and then a parens\n ( = Start a capturing group\n (?: = Start a non-capturing group\n [^)(] = Match anything that isn't a parentheses\n | = OR\n \\( = Match a start parentheses\n (?: = Start another non-capturing groups\n [^)(]+ = Match anything that isn't a parentheses\n | = OR\n \\( = Match a start parentheses\n [^)(]* = Match anything that isn't a parentheses\n \\) = Match a end parentheses\n ) = End Group\n *\\) = Match anything and then a close parens\n ) = Close non-capturing group\n * = Match anything\n ) = Close capturing group\n \\) = Match a close parens\n \t /gi = Get all matches, not the first. 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