1 | import {readdir, stat, lstat} from "node:fs/promises";
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2 | import {readdirSync, statSync, lstatSync} from "node:fs";
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3 | import {sep, resolve} from "node:path";
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4 | import picomatch from "picomatch";
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5 |
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6 | const encoder = new TextEncoder();
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7 | const toUint8Array = encoder.encode.bind(encoder);
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8 | const decoder = new TextDecoder();
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9 | const toString = decoder.decode.bind(decoder);
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10 | const sepUint8Array = toUint8Array(sep);
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11 |
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12 | const defaults = {
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13 | strict: false,
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14 | stats: false,
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15 | followSymlinks: false,
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16 | exclude: undefined,
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17 | include: undefined,
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18 | insensitive: false,
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19 | };
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20 |
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21 | function makePath(entry, dir, encoding) {
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22 | if (encoding === "buffer") {
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23 | return dir === "." ? entry.name : Uint8Array.from([...dir, ...sepUint8Array, ...entry.name]);
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24 | } else {
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25 | return dir === "." ? entry.name : `${dir}${sep}${entry.name}`;
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26 | }
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27 | }
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28 |
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29 | function build(dirent, path, stats, opts) {
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30 | return {
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31 | path,
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32 | directory: (stats || dirent).isDirectory(),
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33 | symlink: (stats || dirent).isSymbolicLink(),
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34 | ...(opts.stats ? {stats} : {}),
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35 | };
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36 | }
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37 |
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38 | function makeMatchers({include, exclude, insensitive}) {
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39 | const opts = {
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40 | dot: true,
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41 | flags: insensitive ? "i" : undefined,
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42 | };
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43 |
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44 |
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45 |
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46 |
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47 | return {
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48 | includeMatcher: include?.length ? path => picomatch(include, opts)(resolve(path)) : null,
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49 | excludeMatcher: exclude?.length ? path => picomatch(exclude, opts)(resolve(path)) : null,
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50 | };
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51 | }
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52 |
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53 | export async function* rrdir(dir, opts = {}, {includeMatcher, excludeMatcher, encoding} = {}) {
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54 | if (includeMatcher === undefined) {
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55 | opts = {...defaults, ...opts};
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56 | ({includeMatcher, excludeMatcher} = makeMatchers(opts));
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57 | if (/[/\\]$/.test(dir)) dir = dir.substring(0, dir.length - 1);
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58 | encoding = dir instanceof Uint8Array ? "buffer" : undefined;
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59 | }
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60 |
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61 | let dirents = [];
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62 | try {
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63 | dirents = await readdir(dir, {encoding, withFileTypes: true});
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64 | } catch (err) {
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65 | if (opts.strict) throw err;
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66 | yield {path: dir, err};
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67 | }
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68 | if (!dirents.length) return;
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69 |
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70 | for (const dirent of dirents) {
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71 | const path = makePath(dirent, dir, encoding);
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72 | if (excludeMatcher?.(encoding === "buffer" ? toString(path) : path)) continue;
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73 |
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74 | const isSymbolicLink = opts.followSymlinks && dirent.isSymbolicLink();
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75 | const encodedPath = encoding === "buffer" ? toString(path) : path;
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76 | const isIncluded = !includeMatcher || includeMatcher(encodedPath);
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77 | let stats;
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78 |
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79 | if (isIncluded) {
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80 | if (opts.stats || isSymbolicLink) {
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81 | try {
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82 | stats = await (opts.followSymlinks ? stat : lstat)(path);
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83 | } catch (err) {
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84 | if (opts.strict) throw err;
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85 | yield {path, err};
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86 | }
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87 | }
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88 |
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89 | yield build(dirent, path, stats, opts);
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90 | }
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91 |
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92 | let recurse = false;
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93 | if (isSymbolicLink) {
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94 | if (!stats) try { stats = await stat(path); } catch {}
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95 | if (stats && stats.isDirectory()) recurse = true;
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96 | } else if (dirent.isDirectory()) {
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97 | recurse = true;
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98 | }
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99 |
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100 | if (recurse) yield* await rrdir(path, opts, {includeMatcher, excludeMatcher, encoding});
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101 | }
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102 | }
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103 |
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104 | export async function rrdirAsync(dir, opts = {}, {includeMatcher, excludeMatcher, encoding} = {}) {
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105 | if (includeMatcher === undefined) {
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106 | opts = {...defaults, ...opts};
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107 | ({includeMatcher, excludeMatcher} = makeMatchers(opts));
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108 | if (/[/\\]$/.test(dir)) dir = dir.substring(0, dir.length - 1);
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109 | encoding = dir instanceof Uint8Array ? "buffer" : undefined;
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110 | }
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111 |
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112 | const results = [];
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113 | let dirents = [];
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114 | try {
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115 | dirents = await readdir(dir, {encoding, withFileTypes: true});
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116 | } catch (err) {
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117 | if (opts.strict) throw err;
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118 | results.push({path: dir, err});
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119 | }
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120 | if (!dirents.length) return results;
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121 |
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122 | await Promise.all(dirents.map(async dirent => {
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123 | const path = makePath(dirent, dir, encoding);
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124 | if (excludeMatcher?.(encoding === "buffer" ? toString(path) : path)) return;
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125 |
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126 | const isSymbolicLink = opts.followSymlinks && dirent.isSymbolicLink();
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127 | const encodedPath = encoding === "buffer" ? toString(path) : path;
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128 | const isIncluded = !includeMatcher || includeMatcher(encodedPath);
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129 | let stats;
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130 |
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131 | if (isIncluded) {
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132 | if (opts.stats || isSymbolicLink) {
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133 | try {
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134 | stats = await (opts.followSymlinks ? stat : lstat)(path);
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135 | } catch (err) {
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136 | if (opts.strict) throw err;
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137 | results.push({path, err});
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138 | }
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139 | }
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140 |
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141 | results.push(build(dirent, path, stats, opts));
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142 | }
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143 |
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144 | let recurse = false;
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145 | if (isSymbolicLink) {
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146 | if (!stats) try { stats = await stat(path); } catch {}
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147 | if (stats && stats.isDirectory()) recurse = true;
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148 | } else if (dirent.isDirectory()) {
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149 | recurse = true;
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150 | }
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151 |
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152 | if (recurse) results.push(...await rrdirAsync(path, opts, {includeMatcher, excludeMatcher, encoding}));
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153 | }));
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154 |
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155 | return results;
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156 | }
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157 |
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158 | export function rrdirSync(dir, opts = {}, {includeMatcher, excludeMatcher, encoding} = {}) {
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159 | if (includeMatcher === undefined) {
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160 | opts = {...defaults, ...opts};
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161 | ({includeMatcher, excludeMatcher} = makeMatchers(opts));
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162 | if (/[/\\]$/.test(dir)) dir = dir.substring(0, dir.length - 1);
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163 | encoding = dir instanceof Uint8Array ? "buffer" : undefined;
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164 | }
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165 |
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166 | const results = [];
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167 | let dirents = [];
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168 | try {
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169 | dirents = readdirSync(dir, {encoding, withFileTypes: true});
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170 | } catch (err) {
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171 | if (opts.strict) throw err;
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172 | results.push({path: dir, err});
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173 | }
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174 | if (!dirents.length) return results;
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175 |
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176 | for (const dirent of dirents) {
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177 | const path = makePath(dirent, dir, encoding);
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178 | if (excludeMatcher?.(encoding === "buffer" ? toString(path) : path)) continue;
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179 |
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180 | const isSymbolicLink = opts.followSymlinks && dirent.isSymbolicLink();
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181 | const encodedPath = encoding === "buffer" ? toString(path) : path;
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182 | const isIncluded = !includeMatcher || includeMatcher(encodedPath);
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183 | let stats;
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184 |
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185 | if (isIncluded) {
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186 | if (opts.stats || isSymbolicLink) {
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187 | try {
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188 | stats = (opts.followSymlinks ? statSync : lstatSync)(path);
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189 | } catch (err) {
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190 | if (opts.strict) throw err;
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191 | results.push({path, err});
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192 | }
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193 | }
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194 | results.push(build(dirent, path, stats, opts));
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195 | }
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196 |
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197 | let recurse = false;
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198 | if (isSymbolicLink) {
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199 | if (!stats) try { stats = statSync(path); } catch {}
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200 | if (stats && stats.isDirectory()) recurse = true;
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201 | } else if (dirent.isDirectory()) {
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202 | recurse = true;
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203 | }
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204 |
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205 | if (recurse) results.push(...rrdirSync(path, opts, {includeMatcher, excludeMatcher, encoding}));
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206 | }
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207 |
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208 | return results;
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209 | }
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