4292 - start a Vim syntax file for our 'language'

As we add high-level constructs we'll start labeling low-level
constructs as unsafe, and highlighting them in red in our editor.

1 files changed, 22 insertions, 0 deletions

diff --git a/subx/subx.vim b/subx/subx.vim
new file mode 100644
index 00000000..342db05e
--- /dev/null
+++ b/subx/subx.vim
@@ -0,0 +1,22 @@
+" SubX syntax file
+" Language:    SubX
+" Maintainer:  Kartik Agaram <mu@akkartik.com>
+" URL:         http://github.com/akkartik/mu
+" License:     public domain
+"
+" Copy this into your ftplugin directory, and add the following to your vimrc
+" or to .vim/ftdetect/subx.vim:
+"   autocmd BufReadPost,BufNewFile *.subx set filetype=subx
+
+let s:save_cpo = &cpo
+set cpo&vim
+
+" setlocal iskeyword=@,48-57,?,!,_,$,-
+setlocal formatoptions-=t  " allow long lines
+setlocal formatoptions+=c  " but comments should still wrap
+
+syntax match subxComment /# .*$/  | highlight link subxComment Comment
+syntax match subxSalientComment /##.*$/  | highlight link subxSalientComment SalientComment
+set comments+=n:#
+syntax match subxCommentedCode "#? .*"  | highlight link subxCommentedCode CommentedCode
+let b:cmt_head = "#? "