syntax "OCaml" "\.mli?$"
#uid
color red "\<[A-Z][0-9a-z_]{2,}\>"
#declarations
color green "\<(let|val|method|in|and|rec|private|virtual|constraint)\>"
#structure items
color red "\<(type|open|class|module|exception|external)\>"
#patterns
color blue "\<(fun|function|functor|match|try|with)\>"
#patterns-modifiers
color yellow "\<(as|when|of)\>" 
#conditions
color cyan "\<(if|then|else)\>"
#blocs
color magenta "\<(begin|end|object|struct|sig|for|while|do|done|to|downto)\>"
#constantes
color green "\<(true|false)\>"
#modules/classes
color green "\<(include|inherit|initializer)\>"
#expr modifiers
color yellow "\<(new|ref|mutable|lazy|assert|raise)\>"
#comments
color white start="\(\*" end="\*\)"
#strings (no multiline handling yet)
color brightblack ""[^\"]*""
## Trailing spaces
color ,green "[[:space:]]+$"