1 | "use strict"
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2 |
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3 |
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4 | const resolve = require("resolve")
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5 |
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6 | const moduleDirectories = ["web_modules", "node_modules"]
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7 |
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8 | function resolveModule(id, opts) {
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9 | return new Promise((res, rej) => {
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10 | resolve(id, opts, (err, path) => (err ? rej(err) : res(path)))
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11 | })
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12 | }
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13 |
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14 | module.exports = function (id, base, options) {
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15 | const paths = options.path
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16 |
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17 | const resolveOpts = {
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18 | basedir: base,
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19 | moduleDirectory: moduleDirectories.concat(options.addModulesDirectories),
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20 | paths: paths,
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21 | extensions: [".css"],
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22 | packageFilter: function processPackage(pkg) {
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23 | if (pkg.style) pkg.main = pkg.style
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24 | else if (!pkg.main || !/\.css$/.test(pkg.main)) pkg.main = "index.css"
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25 | return pkg
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26 | },
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27 | preserveSymlinks: false,
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28 | }
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29 |
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30 | return resolveModule(`./${id}`, resolveOpts)
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31 | .catch(() => resolveModule(id, resolveOpts))
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32 | .catch(() => {
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33 | if (paths.indexOf(base) === -1) paths.unshift(base)
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34 |
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35 | throw new Error(
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36 | `Failed to find '${id}'
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37 | in [
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38 | ${paths.join(",\n ")}
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39 | ]`
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40 | )
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41 | })
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42 | }
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