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open Protocol
open Alpha_context
open Protocol_client_context.Alpha_block_services

type error += Cannot_read_block_metadata of Block_hash.t

type 'accu successful_operation_processor = {
  apply :
    'kind.
    'accu ->
    source:public_key_hash ->
    'kind manager_operation ->
    'kind Apply_results.successful_manager_operation_result ->
    'accu;
  apply_internal :
    'kind.
    'accu ->
    source:public_key_hash ->
    'kind Apply_internal_results.internal_operation ->
    'kind Apply_internal_results.successful_internal_operation_result ->
    'accu;
}

type 'accu operation_processor = {
  apply :
    'kind.
    'accu ->
    source:public_key_hash ->
    'kind manager_operation ->
    'kind Apply_results.manager_operation_result ->
    'accu;
  apply_internal :
    'kind.
    'accu ->
    source:public_key_hash ->
    'kind Apply_internal_results.internal_operation ->
    'kind Apply_internal_results.internal_operation_result ->
    'accu;
}

(** [process_manager_operations accu operations operator] folds over the list of
    manager operations in [operations] applying [operator] to transform [accu]
    along the way. *)
val process_manager_operations :
  'a -> operation list list -> 'a operation_processor -> 'a

(** [process_applied_manager_operations accu operations operator] folds over the
    list of applied manager operations in [operations] applying [operator] to
    transform [accu] along the way. *)
val process_applied_manager_operations :
  'a -> operation list list -> 'a successful_operation_processor -> 'a