Re: Can I use Emacs as pipe-thru formatter?

[Kevin Rodgers]

Irving Kimura wrote:

> Since, under Unix at least, it's not too difficult for a Perl script
> to pipe a string through an external program, one possible way to
> do what I want to do would be to write an "Emacs pipe" that somehow
> uses javascript-mode.el to pretty print its stdin and spits the
> results to stdout:
>
>   % cat ugly.js | emacs_js_pretty_printer > pretty.js

Try this:


emacs --batch \
        ugly.js \
        -f javascript-mode \
        --eval '(indent-region (point-min) (point-max) nil)' \
        --eval '(write-file "pretty.js")'

--
Kevin Rodgers