Ast_helper.TeType extensions
val mk : ?loc:loc -> ?attrs:attrs -> ?params:(Migrate_parsetree.Ast_412.Parsetree.core_type * (Migrate_parsetree.Ast_412.Asttypes.variance * Migrate_parsetree.Ast_412.Asttypes.injectivity)) list -> ?priv:Migrate_parsetree.Ast_412.Asttypes.private_flag -> lid -> Migrate_parsetree.Ast_412.Parsetree.extension_constructor list -> Migrate_parsetree.Ast_412.Parsetree.type_extensionval mk_exception : ?loc:loc -> ?attrs:attrs -> Migrate_parsetree.Ast_412.Parsetree.extension_constructor -> Migrate_parsetree.Ast_412.Parsetree.type_exceptionval constructor : ?loc:loc -> ?attrs:attrs -> str -> Migrate_parsetree.Ast_412.Parsetree.extension_constructor_kind -> Migrate_parsetree.Ast_412.Parsetree.extension_constructorval decl : ?loc:loc -> ?attrs:attrs -> ?args:Migrate_parsetree.Ast_412.Parsetree.constructor_arguments -> ?res:Migrate_parsetree.Ast_412.Parsetree.core_type -> str -> Migrate_parsetree.Ast_412.Parsetree.extension_constructorval rebind : ?loc:loc -> ?attrs:attrs -> str -> lid -> Migrate_parsetree.Ast_412.Parsetree.extension_constructor