37 lines
736 B
JavaScript
37 lines
736 B
JavaScript
module.exports = function createResolver(alias) {
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if(typeof alias !== "object" || Array.isArray(alias)) {
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return function(url) {
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return url
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};
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}
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alias = Object.keys(alias).map(function(key) {
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var onlyModule = false;
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var obj = alias[key];
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if(/\$$/.test(key)) {
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onlyModule = true;
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key = key.substr(0, key.length - 1);
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}
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if(typeof obj === "string") {
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obj = {
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alias: obj
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};
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}
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obj = Object.assign({
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name: key,
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onlyModule: onlyModule
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}, obj);
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return obj;
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});
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return function(url) {
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alias.forEach(function(obj) {
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var name = obj.name;
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if(url === name || (!obj.onlyModule && url.startsWith(name + "/"))) {
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url = obj.alias + url.substr(name.length);
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}
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});
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return url;
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}
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}
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