- | Print a @fix@
prettyFix :: PrettyExp exp => Coloring -> Prec -> exp -> Doc
prettyFix coloring prec e
  = maybeParens (prec >= appPrec) $
    text "fix" <+> prettyExp coloring topPrec e

prettyFix :: PrettyExp exp => Coloring -> Prec -> exp -> Doc
prettyFix coloring prec e
  = maybeParens (prec >= appPrec) $
    text "fix" <+> prettyExp coloring topPrec e
prettyFix coloring prec e
  = maybeParens (prec >= appPrec) $
    text "fix" <+> prettyExp coloring topPrec e