1 | 'use strict';
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2 |
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3 | Object.defineProperty(exports, '__esModule', {
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4 | value: true
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5 | });
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6 | exports.default = nodeModulesPaths;
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7 |
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8 | function path() {
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9 | const data = _interopRequireWildcard(require('path'));
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10 |
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11 | path = function () {
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12 | return data;
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13 | };
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14 |
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15 | return data;
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16 | }
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17 |
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18 | function _realpathNative() {
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19 | const data = require('realpath-native');
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20 |
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21 | _realpathNative = function () {
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22 | return data;
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23 | };
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24 |
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25 | return data;
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26 | }
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27 |
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28 | function _getRequireWildcardCache() {
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29 | if (typeof WeakMap !== 'function') return null;
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30 | var cache = new WeakMap();
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31 | _getRequireWildcardCache = function () {
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32 | return cache;
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33 | };
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34 | return cache;
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35 | }
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36 |
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37 | function _interopRequireWildcard(obj) {
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38 | if (obj && obj.__esModule) {
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39 | return obj;
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40 | }
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41 | if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
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42 | return {default: obj};
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43 | }
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44 | var cache = _getRequireWildcardCache();
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45 | if (cache && cache.has(obj)) {
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46 | return cache.get(obj);
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47 | }
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48 | var newObj = {};
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49 | var hasPropertyDescriptor =
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50 | Object.defineProperty && Object.getOwnPropertyDescriptor;
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51 | for (var key in obj) {
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52 | if (Object.prototype.hasOwnProperty.call(obj, key)) {
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53 | var desc = hasPropertyDescriptor
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54 | ? Object.getOwnPropertyDescriptor(obj, key)
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55 | : null;
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56 | if (desc && (desc.get || desc.set)) {
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57 | Object.defineProperty(newObj, key, desc);
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58 | } else {
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59 | newObj[key] = obj[key];
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60 | }
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61 | }
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62 | }
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63 | newObj.default = obj;
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64 | if (cache) {
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65 | cache.set(obj, newObj);
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66 | }
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67 | return newObj;
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68 | }
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69 |
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70 |
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71 |
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72 |
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73 |
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74 |
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75 |
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76 |
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77 |
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78 | function nodeModulesPaths(basedir, options) {
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79 | const modules =
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80 | options && options.moduleDirectory
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81 | ? Array.from(options.moduleDirectory)
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82 | : ['node_modules'];
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83 |
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84 |
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85 | const basedirAbs = path().resolve(basedir);
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86 | let prefix = '/';
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87 |
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88 | if (/^([A-Za-z]:)/.test(basedirAbs)) {
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89 | prefix = '';
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90 | } else if (/^\\\\/.test(basedirAbs)) {
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91 | prefix = '\\\\';
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92 | }
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93 |
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94 |
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95 | let physicalBasedir;
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96 |
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97 | try {
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98 | physicalBasedir = (0, _realpathNative().sync)(basedirAbs);
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99 | } catch (err) {
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100 |
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101 | physicalBasedir = basedirAbs;
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102 | }
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103 |
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104 | const paths = [physicalBasedir];
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105 | let parsed = path().parse(physicalBasedir);
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106 |
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107 | while (parsed.dir !== paths[paths.length - 1]) {
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108 | paths.push(parsed.dir);
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109 | parsed = path().parse(parsed.dir);
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110 | }
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111 |
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112 | const dirs = paths
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113 | .reduce(
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114 | (dirs, aPath) =>
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115 | dirs.concat(
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116 | modules.map(moduleDir =>
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117 | path().isAbsolute(moduleDir)
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118 | ? aPath === basedirAbs
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119 | ? moduleDir
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120 | : ''
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121 | : path().join(prefix, aPath, moduleDir)
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122 | )
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123 | ),
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124 | []
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125 | )
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126 | .filter(dir => dir !== '');
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127 | return options.paths ? dirs.concat(options.paths) : dirs;
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128 | }
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