latex: keyword 'fun' added to why3lang.sty

share/latex/why3lang.sty

@@ -9,7 +9,7 @@ morekeywords=[1]{predicate,constant,function,goal,type,use,%
 import,theory,end,in,%
 mutable,invariant,model,requires,ensures,raises,returns,reads,writes,diverges,%
 variant,let,val,while,for,loop,abstract,private,any,assert,assume,check,%
-rec,clone,if,then,else,result,old,ghost,by,so%
+fun,rec,clone,if,then,else,result,old,ghost,by,so%
 axiom,lemma,export,forall,exists,match,with,try,not,inductive,coinductive},%
 %keywordstyle=[1]{\color{red}},%
 morekeywords=[2]{true,false},%