function locateFile()

in jshint-server/src/server.ts [89:100]

• 12 lines of code
• 3 McCabe index (conditional complexity)

function locateFile(directory: string, fileName: string) {
	let parent = directory;
	do {
		directory = parent;
		let location = path.join(directory, fileName);
		if (fs.existsSync(location)) {
			return location;
		}
		parent = path.dirname(directory);
	} while (parent !== directory);
	return undefined;
}