change-file-name

This is a tool to modify the file name or extension.

Usage

option	alias	description
--name	-n	file or directory name
--extension	-e	file's extension name

eg1: modify a file name.

rn -n ./test.txt abc

test.txt will be renamed abc.txt in the current directory.

eg2: modify the extension

rn -e ./test.txt js

test.txt will be renamed test.js in the current directory.

eg3: modify a directory name

rn -n ./test/ abc

./test/ will be renamed ./abc/ in the current directory.