Galerie und tage

node_modules/executable/index.js

@@ -1,36 +1,47 @@
 'use strict';
-const fs = require('fs');
-const pify = require('pify');
 
-const isExe = (mode, gid, uid) => {
+var fs = require('fs');
+
+function isExe(mode, gid, uid) {
 	if (process.platform === 'win32') {
 		return true;
 	}
 
-	const isGroup = gid ? process.getgid && gid === process.getgid() : true;
-	const isUser = uid ? process.getuid && uid === process.getuid() : true;
+	return (mode & parseInt('0001', 8)) ||
+		(mode & parseInt('0010', 8)) && process.getgid && gid === process.getgid() ||
+		(mode & parseInt('0100', 8)) && process.getuid && uid === process.getuid();
+}
 
-	return Boolean((mode & 0o0001) ||
-		((mode & 0o0010) && isGroup) ||
-		((mode & 0o0100) && isUser));
-};
-
-module.exports = name => {
+module.exports = function (name, cb) {
 	if (typeof name !== 'string') {
-		return Promise.reject(new TypeError('Expected a string'));
+		throw new Error('Filename required');
 	}
 
-	return pify(fs.stat)(name).then(stats => stats && stats.isFile() && isExe(stats.mode, stats.gid, stats.uid));
+	fs.stat(name, function (err, stats) {
+		if (err) {
+			cb(err);
+			return;
+		}
+
+		if (stats && stats.isFile() && isExe(stats.mode, stats.gid, stats.uid)) {
+			cb(null, true);
+			return;
+		}
+
+		cb(null, false);
+	});
 };
 
-module.exports.sync = name => {
+module.exports.sync = function (name) {
 	if (typeof name !== 'string') {
-		throw new TypeError('Expected a string');
+		throw new Error('Filename required');
 	}
 
-	const stats = fs.statSync(name);
+	var file = fs.statSync(name);
 
-	return stats && stats.isFile() && isExe(stats.mode, stats.gid, stats.uid);
+	if (file && file.isFile() && isExe(file.mode, file.gid, file.uid)) {
+		return true;
+	}
+
+	return false;
 };
-
-module.exports.checkMode = isExe;