Graphql (lib.Lib.Graphql)

val graphql_error_to_string : Yojson.Basic.t -> string

val query : 
  < parse : Yojson.Basic.t -> 'a
    ; query : string
    ; variables : Yojson.Basic.t.. > ->
  Uri.t ->
  ( 'b, Rosetta_lib.Errors.t ) Async_kernel__Deferred_result.t

val query_and_catch : 
  < parse : Yojson.Basic.t -> 'a
    ; query : string
    ; variables : Yojson.Basic.t.. > ->
  Uri.t ->
  ( [> `Failed of Rosetta_lib.Errors.t | `Successful of 'b ], 'c )
    Core_kernel._result
    Async_kernel__Deferred.t