Ppx_sexp_conv_expander.Sexp_grammar
val type_extension : Ppxlib.core_type -> Ppxlib.core_type
val core_type : loc:Ppxlib.Location.t -> path:string -> Ppxlib.core_type -> Ppxlib.expression
val sig_type_decl : loc:Ppxlib.Location.t -> path:string -> (Ppxlib.rec_flag * Ppxlib.type_declaration list) -> Ppxlib.signature
val str_type_decl : loc:Ppxlib.Location.t -> path:string -> (Ppxlib.rec_flag * Ppxlib.type_declaration list) -> Ppxlib.structure