Last change
on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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File size:
997 bytes
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1 | 'use strict';
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2 |
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3 | var path = require('path'),
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4 | fs = require('fs');
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5 |
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6 | var loaderUtils = require('loader-utils');
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7 |
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8 | var getContextDirectory = require('./utility/get-context-directory');
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9 |
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10 | /**
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11 | * Codec for relative paths with respect to the context directory.
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12 | * @type {{name:string, decode: function}}
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13 | */
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14 | module.exports = {
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15 | name : 'npmModule',
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16 | decode: decode
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17 | };
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18 |
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19 | /**
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20 | * Decode the given uri.
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21 | * Include only module paths containing `~`.
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22 | * @this {{options: object}} A loader or compilation
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23 | * @param {string} uri A source uri to decode
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24 | * @returns {boolean|string} False where unmatched else the decoded path
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25 | */
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26 | function decode(uri) {
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27 | /* jshint validthis:true */
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28 | if (/~/.test(uri)) {
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29 | var relative = loaderUtils.urlToRequest(uri),
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30 | base = getContextDirectory.call(this),
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31 | absFile = path.normalize(path.join(base, 'node_modules', relative)),
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32 | isValid = !!absFile && fs.existsSync(absFile) && fs.statSync(absFile).isFile();
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33 | return isValid && absFile;
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34 | }
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35 | }
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