Add syntax example before I can get the repo setup.

README.md

@@ -34,6 +34,37 @@ curl https://raw.githubusercontent.com/naddeoa/booty/master/scripts/booty-downlo
 curl https://raw.githubusercontent.com/naddeoa/booty/master/scripts/booty-download-mac-universal.sh | bash
 ```
 
+## Syntax
+
+A simple syntax definition is available for vim/nvim. This can be placed in `~/.config/nvim/syntax/booty.vim`, for example. This will be
+updated with a dedicated repo soon.
+
+```syntax
+syntax clear
+
+syntax region bootyArgs start=/(/ end=/)/ contains=@Spell
+syntax region bootyParams start=/$((/ end=/))/ contains=@Spell
+syntax match bootyTargetName "\v^\zs[^ \t:]+\ze:.*"
+syntax match bootyTargetDependenciesName "\v^\zs[^ \t]+\ze\s+(-\>|\<-).*"
+syntax match bootyImplementsName "\v^\s+\zs[^ \t:]+\ze:.*"
+syntax keyword bootyKeyword recipe setup is_setup
+syntax match bootyOpDependsOn "->"
+syntax match bootyOpDependedUpon "<-"
+syntax match bootyComment "^#.*$"
+
+highlight link bootyComment Comment
+highlight link bootyKeyword Keyword
+highlight link bootyOpDependsOn Operator
+highlight link bootyOpDependedUpon Operator
+highlight link bootyTargetName Function
+highlight link bootyTargetDependenciesName Function
+highlight link bootyImplementsName Function
+highlight link bootyRecipeCall Funciton
+highlight link bootyArgs String
+highlight link bootyParams Type
+
+```
+
 
 # Booty Language