Parseval implementation : Lexing.lexbuf -> Parsetree.structureval interface : Lexing.lexbuf -> Parsetree.signatureval toplevel_phrase : Lexing.lexbuf -> Parsetree.toplevel_phraseval use_file : Lexing.lexbuf -> Parsetree.toplevel_phrase listval core_type : Lexing.lexbuf -> Parsetree.core_typeval expression : Lexing.lexbuf -> Parsetree.expressionval pattern : Lexing.lexbuf -> Parsetree.patternval module_type : Lexing.lexbuf -> Parsetree.module_typeval module_expr : Lexing.lexbuf -> Parsetree.module_exprval longident : Lexing.lexbuf -> Longident.tval val_ident : Lexing.lexbuf -> Longident.tval constr_ident : Lexing.lexbuf -> Longident.tval simple_module_path : Lexing.lexbuf -> Longident.tval extended_module_path : Lexing.lexbuf -> Longident.tval type_ident : Lexing.lexbuf -> Longident.t