Fixes #3 (not a breaking change)

Author: zachleat

lib/copy.js

@@ -6,8 +6,8 @@ var EventEmitter = require('node:events').EventEmitter;
 var fs = require('fs');
 var junk = require('junk');
 var errno = require('errno');
-var maximatch = require('maximatch');
 var slash = require('slash');
+var maximatch = require('./maximatch.js');
 
 var CopyError = errno.custom.createError('CopyError');
 

lib/maximatch.js

@@ -0,0 +1,69 @@
+var minimatch = require("minimatch");
+
+// via https://github.com/sindresorhus/array-union (MIT license)
+function arrayUnion(...args) {
+	return [...new Set(args.flat())];
+}
+
+// via https://github.com/sindresorhus/array-differ/blob/main/index.js (MIT license)
+function arrayDiffer(array, ...values) {
+	const rest = new Set(values.flat());
+	return array.filter(element => !rest.has(element));
+}
+
+// via https://github.com/sindresorhus/arrify/blob/main/index.js (MIT license)
+function arrify(value) {
+	if (value === null || value === undefined) {
+		return [];
+	}
+
+	if (Array.isArray(value)) {
+		return value;
+	}
+
+	if (typeof value === 'string') {
+		return [value];
+	}
+
+	if (typeof value[Symbol.iterator] === 'function') {
+		return [...value];
+	}
+
+	return [value];
+}
+
+// via https://www.npmjs.com/package/maximatch (MIT license)
+module.exports = function (list, patterns, options) {
+	list = arrify(list);
+
+	patterns = arrify(patterns);
+
+	if (list.length === 0 || patterns.length === 0) {
+		return [];
+	}
+
+	options = options || {};
+
+	return patterns.reduce(function (ret, pattern) {
+		if (typeof pattern === "function") {
+			return arrayUnion(ret, list.filter(pattern));
+		} else if (pattern instanceof RegExp) {
+			return arrayUnion(
+				ret,
+				list.filter(function (item) {
+					return pattern.test(item);
+				}),
+			);
+		} else {
+			var process = arrayUnion;
+
+			if (pattern[0] === "!") {
+				pattern = pattern.slice(1);
+
+				process = arrayDiffer;
+			}
+
+			return process(ret, minimatch.match(list, pattern, options));
+		}
+	}, []);
+};

package-lock.json

@@ -54,7 +54,7 @@
   "dependencies": {
     "errno": "^1.0.0",
     "junk": "^3.1.0",
-    "maximatch": "^0.1.0",
+    "minimatch": "^10.1.1",
     "slash": "^3.0.0"
   },
   "devDependencies": {