ppInputDecl :: InputDecl -> Doc
ppInputDecl (InputDecl mb_range vars)
  = text "input" <+> mb ppRange mb_range <+> ppIdents vars <> semi
ppInputDecl :: InputDecl -> Doc
ppInputDecl (InputDecl mb_range vars)
  = text "input" <+> mb ppRange mb_range <+> ppIdents vars <> semi
ppInputDecl (InputDecl mb_range vars)
  = text "input" <+> mb ppRange mb_range <+> ppIdents vars <> semi