roslaunch.vim

" Vim syntax file
" Language: roslaunch XML
" Maintainer: Jonathan Bohren
" Latest Revision: 8 July 2013
"
" roslaunch xml syntax hilighting with inline yaml support
"
" Put this file in ~/.vim/syntax/roslaunch.vim
" Put the following in your .vimrc:
"   autocmd BufRead,BufNewFile *.launch setfiletype roslaunch

if exists("b:current_syntax")
  finish
endif

runtime syntax/xml.vim

let s:current_syntax=b:current_syntax
unlet b:current_syntax

syntax include @YAML syntax/yaml.vim
syntax region ymlSnipInline matchgroup=rosparamTag start="\m<.\{-}rosparam.\{-}>" end="\m</.\{-}rosparam.\{-}>" contains=@YAML containedin=xmlEntity
hi link rosparamTag ModeMsg

let b:current_syntax=s:current_syntax

I like it. Can you create an emacs version ? LOL

Here is the emacs version http://wiki.ros.org/roslaunch/Tutorials/Using%20Roslaunch%20with%20Emacs

Something wrong with "rosparam": https://cloud.mail.ru/public/BSiR/cRp7By5SA

Still works like a charm for me in 2019. Thanks, @jbohren, for an easy soln to a problem I didn't know I had.