package ppx_conv_func

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A module that converts a type into another expression that can be used in camlp4 extensions needs to have the following functions.

val conversion : Ppxlib.Location.t -> field_name:string -> id:Ppxlib.Longident.t Ppxlib.Location.loc -> Ppxlib.expression
val conversion_of_type : Ppxlib.Location.t -> field_name:string -> field_ty:Ppxlib.core_type -> Ppxlib.expression