type loc = Source_pos.ast_locationand t = | Res_nullable of loc * t| Res_array of loc * t| Res_id of loc| Res_string of loc| Res_int of loc| Res_float of loc| Res_boolean of loc| Res_raw_scalar of loc| Res_poly_enum of loc * Schema.enum_meta| Res_custom_decoder of loc * string * t| Res_record of loc * string * field_result list| Res_object of loc * string * field_result list| Res_poly_variant_selection_set of loc * string * (string * t) list| Res_poly_variant_union of loc * string * (string * t) list * exhaustive_flag| Res_poly_variant_interface of loc * string * string * t * (string * t) list| Res_solo_fragment_spread of loc * string| Res_error of loc * stringtype mod_ = | Mod_fragment of string
* string list
* bool
* Graphql_ast.fragment Source_pos.spanning
* t| Mod_default_operation of Graphql_ast.variable_definitions Source_pos.spanning
option
* bool
* Graphql_ast.operation Source_pos.spanning
* tval can_be_absent_as_field : t -> bool