Add syntax support for Yank language.

vim/after/syntax/yank.vim

@@ -0,0 +1,73 @@
+" Vim syntax file
+" Language: Yank Pipeline Language
+" Maintainer: ADAM David Alan Martin <adam@recursive.engineer>
+"
+" Used for Yank language, from PYP-E
+" Add an autocommand to vimrc for when the `ynk` file
+" type is found.
+
+if exists("b:current_syntax")
+    finish
+endif
+
+syn include @luaInYank syntax/lua.vim
+
+let b:current_syntax="yank"
+
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+syn match ynkPipe "|"
+syn match ynkNamedPipeline "^.\{-\}\(<-\)\@="
+syn match ynkVariableAssignment "^.\{-\}\(\(:=\)\|\(?=\)\)\@="
+
+syn match ynkPipeDef '<-'
+syn match ynkCondDef '?='
+syn match ynkVarDef ':='
+
+syn match ynkCommand "\.add-module-path"
+syn match ynkCommand "\.load"
+syn match ynkCommand "\.add-include-path"
+syn match ynkCommand "\.include"
+syn match ynkCommand "\.set-queue-size"
+syn match ynkCommand "\.set-delimiter"
+
+" TODO: Deal with nested strings...  `[ [one] [two] ]` is a string of strings.  Need escape char too...
+syn region ynkString start="\[" end="\]"
+syn region ynkComment start="#" end="$"
+
+syn region ynkEmbeddedLua matchgroup=ynkComment start="^ *# Begin:Lua$" end="^ *# End:Lua$" contains=@luaInYank
+syn region ynkCommentInLua start="#" end="$" containedin=@luaInYank
+syn clear luaParenError
+
+syn match ynkLuaIllegalComment containedin=@luaInYank "--.*$"
+syn match ynkLegalComment containedin=ynkEmbeddedLua "--.*$"
+
+
+syn match ynkVariableExpand "%.\{-}%"
+syn match ynkVariableExpand "%.\{-}%" contained containedin=@luaInYank
+syn match ynkExpandTee "@[a-zA-Z0-9][a-zA-Z0-9]*"
+syn match ynkExpandTap "+[a-zA-Z0-9][a-zA-Z0-9]*"
+syn match ynkExpandWye "&[a-zA-Z0-9][a-zA-Z0-9]*"
+syn match ynkExpandMerge "/[a-zA-Z0-9][a-zA-Z0-9]*"
+syn match ynkExpandInline "=[a-zA-Z0-9][a-zA-Z0-9]*"
+syn match ynkExpandSuperscalar "\*[a-zA-Z0-9][a-zA-Z0-9]*"
+
+hi def link ynkPipe Operator
+hi def link ynkVariableExpand PreProc
+hi def link ynkCommand Type
+hi def link ynkComment Comment
+hi def link ynkPipeDef Object
+hi def link ynkCondDef Operator
+hi def link ynkVarDef Delimiter
+hi def link ynkExpandTee Type
+hi def link ynkExpandWye Object
+hi def link ynkExpandInline Keyword
+hi def link ynkLuaIllegalComment Dangerous
+hi def link ynkCommentInLua Comment
+hi def link luaComment Dangerous
+hi def link ynkNamedPipeline Function
+hi def link ynkVariableAssignment Identifier
+hi def link ynkString String
+

vim/filetype.vim

@@ -33,3 +33,5 @@ endfunction
 au BufNewFile,BufRead *.h			setf cpp.cplusplus "call CheckForADAM()
 au BufNewFile,BufRead		*.cxx,*.cpp,*.hpp,*.cc,*.h		setf cpp.cplusplus
 
+
+au BufNewFile,BufRead *.ynk setf yank