Driver.V2val register_transformation : ?extensions:Extension.t list -> ?rules:Context_free.Rule.t list ->
?enclose_impl:(Expansion_context.Base.t -> Location.t option -> Migrate_parsetree.Ast_412.Parsetree.structure_item list * Migrate_parsetree.Ast_412.Parsetree.structure_item list) ->
?enclose_intf:(Expansion_context.Base.t -> Location.t option -> Migrate_parsetree.Ast_412.Parsetree.signature_item list * Migrate_parsetree.Ast_412.Parsetree.signature_item list) -> ?impl:(Expansion_context.Base.t -> Migrate_parsetree.Ast_412.Parsetree.structure_item list -> Migrate_parsetree.Ast_412.Parsetree.structure_item list) ->
?intf:(Expansion_context.Base.t -> Migrate_parsetree.Ast_412.Parsetree.signature_item list -> Migrate_parsetree.Ast_412.Parsetree.signature_item list) -> ?lint_impl:(Expansion_context.Base.t -> Migrate_parsetree.Ast_412.Parsetree.structure_item list -> Lint_error.t list) ->
?lint_intf:(Expansion_context.Base.t -> Migrate_parsetree.Ast_412.Parsetree.signature_item list -> Lint_error.t list) -> ?preprocess_impl:(Expansion_context.Base.t -> Migrate_parsetree.Ast_412.Parsetree.structure_item list -> Migrate_parsetree.Ast_412.Parsetree.structure_item list) ->
?preprocess_intf:(Expansion_context.Base.t -> Migrate_parsetree.Ast_412.Parsetree.signature_item list -> Migrate_parsetree.Ast_412.Parsetree.signature_item list) -> ?instrument:Instrument.t -> ?aliases:string list ->
string -> unitSame as Driver.register_transformation, but the callbacks have access to an expansion context. Their signatures coincide with the signatures of the respective methods in Ast_traverse.map_with_expansion_context.
val register_transformation_using_ocaml_current_ast : ?impl:(Expansion_context.Base.t -> Ppxlib_ast.Compiler_version.Ast.Parsetree.structure -> Ppxlib_ast.Compiler_version.Ast.Parsetree.structure) ->
?intf:(Expansion_context.Base.t -> Ppxlib_ast.Compiler_version.Ast.Parsetree.signature -> Ppxlib_ast.Compiler_version.Ast.Parsetree.signature) -> ?aliases:string list -> string -> unitSame as Driver.register_transformation_using_ocaml_current_ast, but the callbacks ?impl and ?intf have access to an expansion context.