memfs
Version:
In-memory file-system with Node's fs API.
94 lines • 3.35 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.globSync = globSync;
const path_1 = require("../vendor/node/path");
const glob_to_regex_js_1 = require("glob-to-regex.js");
const util_1 = require("./util");
const pathJoin = path_1.posix.join;
const pathRelative = path_1.posix.relative;
const pathResolve = path_1.posix.resolve;
/**
* Check if a path matches a glob pattern
*/
function matchesPattern(path, pattern) {
const regex = (0, glob_to_regex_js_1.toRegex)(pattern);
return regex.test(path);
}
/**
* Check if a path should be excluded based on exclude patterns
*/
function isExcluded(path, exclude) {
if (!exclude)
return false;
if (typeof exclude === 'function') {
return exclude(path);
}
const patterns = Array.isArray(exclude) ? exclude : [exclude];
return patterns.some(pattern => matchesPattern(path, pattern));
}
/**
* Walk directory tree and collect matching paths
*/
function walkDirectory(fs, dir, patterns, options, currentDepth = 0) {
const results = [];
const maxDepth = options.maxdepth ?? Infinity;
const baseCwd = options.cwd ? (0, util_1.pathToFilename)(options.cwd) : process.cwd();
if (currentDepth > maxDepth) {
return results;
}
try {
const entries = fs.readdirSync(dir, { withFileTypes: true });
for (const entry of entries) {
const fullPath = pathJoin(dir, entry.name.toString());
const relativePath = pathRelative(baseCwd, fullPath);
// Skip if excluded
if (isExcluded(relativePath, options.exclude)) {
continue;
}
// Check if this path matches any pattern
const matches = patterns.some(pattern => matchesPattern(relativePath, pattern));
if (matches) {
results.push(relativePath);
}
// Recurse into directories
if (entry.isDirectory() && currentDepth < maxDepth) {
const subResults = walkDirectory(fs, fullPath, patterns, options, currentDepth + 1);
results.push(...subResults);
}
}
}
catch (err) {
// Skip directories we can't read
}
return results;
}
/**
* Main glob implementation
*/
function globSync(fs, pattern, options = {}) {
const cwd = options.cwd ? (0, util_1.pathToFilename)(options.cwd) : process.cwd();
const resolvedCwd = pathResolve(cwd);
const globOptions = {
cwd: resolvedCwd,
exclude: options.exclude,
maxdepth: options.maxdepth,
withFileTypes: options.withFileTypes || false,
};
let results = [];
// Handle absolute patterns
if (path_1.posix.isAbsolute(pattern)) {
const dir = path_1.posix.dirname(pattern);
const patternBasename = path_1.posix.basename(pattern);
const dirResults = walkDirectory(fs, dir, [patternBasename], { ...globOptions, cwd: dir });
results.push(...dirResults.map(r => path_1.posix.resolve(dir, r)));
}
else {
// Handle relative patterns
const dirResults = walkDirectory(fs, resolvedCwd, [pattern], globOptions);
results.push(...dirResults);
}
// Remove duplicates and sort
results = [...new Set(results)].sort();
return results;
}
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