45 lines
1.0 KiB
JavaScript
45 lines
1.0 KiB
JavaScript
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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function addAttrs (element, attrs) {
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Object.keys(attrs).forEach(function (key) {
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element.setAttribute(key, attrs[key]);
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});
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}
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module.exports = function addStyleUrl (url, options) {
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if (typeof DEBUG !== "undefined" && DEBUG) {
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if (typeof document !== "object") throw new Error("The style-loader cannot be used in a non-browser environment");
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}
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options = options || {};
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options.attrs = typeof options.attrs === "object" ? options.attrs : {};
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options.hmr = typeof options.hmr === 'undefined' ? true : options.hmr;
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var link = document.createElement("link");
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link.rel = "stylesheet";
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link.type = "text/css";
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link.href = url;
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addAttrs(link, options.attrs);
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var head = document.getElementsByTagName("head")[0];
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head.appendChild(link);
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if (options.hmr && module.hot) {
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return function(url) {
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if(typeof url === "string") {
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link.href = url;
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} else {
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head.removeChild(link);
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}
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};
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}
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}
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