47 lines
1.2 KiB
JavaScript
47 lines
1.2 KiB
JavaScript
/*
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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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"use strict";
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const LocalModule = require("./LocalModule");
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const LocalModulesHelpers = exports;
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const lookup = (parent, mod) => {
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if(mod.charAt(0) !== ".") return mod;
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var path = parent.split("/"),
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segs = mod.split("/");
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path.pop();
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for(let i = 0; i < segs.length; i++) {
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const seg = segs[i];
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if(seg === "..") path.pop();
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else if(seg !== ".") path.push(seg);
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}
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return path.join("/");
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};
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LocalModulesHelpers.addLocalModule = (state, name) => {
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if(!state.localModules) state.localModules = [];
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const m = new LocalModule(state.module, name, state.localModules.length);
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state.localModules.push(m);
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return m;
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};
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LocalModulesHelpers.getLocalModule = (state, name, namedModule) => {
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if(!state.localModules) return null;
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if(namedModule) {
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// resolve dependency name relative to the defining named module
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name = lookup(namedModule, name);
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}
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for(let i = 0; i < state.localModules.length; i++) {
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if(state.localModules[i].name === name)
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return state.localModules[i];
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}
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return null;
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};
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module.exports = LocalModulesHelpers;
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