JS Beautifier
This version is not maintained please check js-beautify.
...or, more specifically, all of the code powering jsbeautifier.org.
This is a node implementation of jsbeautifier.
Install
npm install -g jsbeautify
Usage
jsbeautify [options] [input file] [output file]
Eg:
jsbeautify minifiy.js ../lib/main.js
Options
indent_size - Indentation size,
indent_char: Character to indent with,
preserve_newlines: Whether existing line breaks should be preserved,
preserve_max_newlines: Maximum number of line breaks to be preserved in one chunk,
jslint_happy: If true, then jslint-stricter mode is enforced,
brace_style: "collapse" | "expand" | "end-expand" | "expand-strict" - put braces on the same line as control statements (default), or put braces on own line (Allman / ANSI style), or just put end braces on own line.,
space_before_conditional: Should the space before conditional statement be added, "if(true)" vs "if (true)"