Last change
on this file since 6c1585f was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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Property mode
set to
100644
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File size:
1.2 KB
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[6a3a178] | 1 | var path = require('path');
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| 2 | var parse = path.parse || require('path-parse');
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| 3 |
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| 4 | var getNodeModulesDirs = function getNodeModulesDirs(absoluteStart, modules) {
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| 5 | var prefix = '/';
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| 6 | if ((/^([A-Za-z]:)/).test(absoluteStart)) {
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| 7 | prefix = '';
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| 8 | } else if ((/^\\\\/).test(absoluteStart)) {
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| 9 | prefix = '\\\\';
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| 10 | }
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| 11 |
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| 12 | var paths = [absoluteStart];
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| 13 | var parsed = parse(absoluteStart);
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| 14 | while (parsed.dir !== paths[paths.length - 1]) {
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| 15 | paths.push(parsed.dir);
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| 16 | parsed = parse(parsed.dir);
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| 17 | }
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| 18 |
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| 19 | return paths.reduce(function (dirs, aPath) {
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| 20 | return dirs.concat(modules.map(function (moduleDir) {
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| 21 | return path.resolve(prefix, aPath, moduleDir);
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| 22 | }));
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| 23 | }, []);
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| 24 | };
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| 25 |
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| 26 | module.exports = function nodeModulesPaths(start, opts, request) {
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| 27 | var modules = opts && opts.moduleDirectory
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| 28 | ? [].concat(opts.moduleDirectory)
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| 29 | : ['node_modules'];
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| 30 |
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| 31 | if (opts && typeof opts.paths === 'function') {
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| 32 | return opts.paths(
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| 33 | request,
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| 34 | start,
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| 35 | function () { return getNodeModulesDirs(start, modules); },
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| 36 | opts
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| 37 | );
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| 38 | }
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| 39 |
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| 40 | var dirs = getNodeModulesDirs(start, modules);
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| 41 | return opts && opts.paths ? dirs.concat(opts.paths) : dirs;
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| 42 | };
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