hacky Vim syntax highlighting for Mu Lisp

2 files changed, 34 insertions, 1 deletions

diff --git a/editor/mulisp.vim b/editor/mulisp.vim
new file mode 100644
index 00000000..0f57cc90
--- /dev/null
+++ b/editor/mulisp.vim
@@ -0,0 +1,33 @@
+" Vim syntax file
+" Language:    Mu Lisp
+" Maintainer:  Kartik Agaram <mu@akkartik.com>
+" URL:         http://github.com/akkartik/mu
+" License:     public domain
+"
+" Copy this file into your ftplugin directory, and add the following to your
+" vimrc or to .vim/ftdetect/mulisp.vim:
+"   autocmd BufReadPost,BufNewFile *.limg set filetype=mulisp
+
+let s:save_cpo = &cpo
+set cpo&vim
+
+setlocal iskeyword=@,48-57,?,!,_,$
+
+" Hack: I define new syntax groups here, and I don't know how to distribute
+" colorscheme-independent color suggestions for them.
+highlight Normal ctermfg=245
+highlight MuLispNormal ctermfg=0
+highlight muLispKeyword ctermfg=2
+
+syntax region String   start=+"+  skip=+\\"+  end=+"+
+
+syntax region muLispNormal matchgroup=Normal start=/\[/ end=/\]/ contains=muLispLiteral,muLispComment,muLispDelimiter
+
+syntax match muLispComment /#.*/ contained | highlight link muLispComment Comment
+syntax match muLispLiteral /\<[0-9]\+\>/ contained | highlight link muLispLiteral Constant
+syntax match muLispLiteral /\[[^\]]*\]/ contained
+syntax match muLispDelimiter /[(),@`]/ contained | highlight link muLispDelimiter Delimiter
+
+syntax keyword muLispKeyword globals sandbox
+
+let &cpo = s:save_cpo
diff --git a/vimrc.vim b/vimrc.vim
index b8b17a8c..73ece60c 100644
--- a/vimrc.vim
+++ b/vimrc.vim
@@ -97,4 +97,4 @@ inoremap <Leader>o <Esc>F<Space>a(offset <Esc>A)
 inoremap ,- <-
 inoremap -. ->
 
-autocmd BufReadPost,BufNewFile *.limg call matchadd('String', '\[\([^\]]*\_$\_s\)*[^\]]*\]')
+autocmd BufReadPost,BufNewFile *.limg set filetype=mulisp |call matchadd('String', '\[\([^\]]*\_$\_s\)*[^\]]*\]')