ppx_meta_conv

Ppx based type_conv for various tree data formats
IN THIS PACKAGE
val tuple : target list decoder
val variant : string -> (string * target list) decoder
val poly_variant : string -> (string * target list) decoder
val record : string -> (string * target) list decoder
val object_ : string -> (string * target) list decoder
val tuple_exn : target list decoder_exn
val variant_exn : string -> (string * target list) decoder_exn
val poly_variant_exn : string -> (string * target list) decoder_exn
val record_exn : string -> (string * target) list decoder_exn
val object_exn : string -> (string * target) list decoder_exn