UpdatePullRequestApprovalState (smaws-clients.Smaws_Client_CodeCommit.UpdatePullRequestApprovalState)

val error_to_string : 
  [ Smaws_Lib.Protocols.AwsJson.error
  | `ApprovalStateRequiredException of Types.approval_state_required_exception
  | `EncryptionIntegrityChecksFailedException of
    Types.encryption_integrity_checks_failed_exception
  | `EncryptionKeyAccessDeniedException of
    Types.encryption_key_access_denied_exception
  | `EncryptionKeyDisabledException of Types.encryption_key_disabled_exception
  | `EncryptionKeyNotFoundException of Types.encryption_key_not_found_exception
  | `EncryptionKeyUnavailableException of
    Types.encryption_key_unavailable_exception
  | `InvalidApprovalStateException of Types.invalid_approval_state_exception
  | `InvalidPullRequestIdException of Types.invalid_pull_request_id_exception
  | `InvalidRevisionIdException of Types.invalid_revision_id_exception
  | `MaximumNumberOfApprovalsExceededException of
    Types.maximum_number_of_approvals_exceeded_exception
  | `PullRequestAlreadyClosedException of
    Types.pull_request_already_closed_exception
  | `PullRequestCannotBeApprovedByAuthorException of
    Types.pull_request_cannot_be_approved_by_author_exception
  | `PullRequestDoesNotExistException of
    Types.pull_request_does_not_exist_exception
  | `PullRequestIdRequiredException of Types.pull_request_id_required_exception
  | `RevisionIdRequiredException of Types.revision_id_required_exception
  | `RevisionNotCurrentException of Types.revision_not_current_exception ] ->
  string

val request : 
  'http_type Smaws_Lib.Context.t ->
  Types.update_pull_request_approval_state_input ->
  (Smaws_Lib.Smithy_api.Types.unit_,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `ApprovalStateRequiredException of
      Types.approval_state_required_exception
    | `EncryptionIntegrityChecksFailedException of
      Types.encryption_integrity_checks_failed_exception
    | `EncryptionKeyAccessDeniedException of
      Types.encryption_key_access_denied_exception
    | `EncryptionKeyDisabledException of
      Types.encryption_key_disabled_exception
    | `EncryptionKeyNotFoundException of
      Types.encryption_key_not_found_exception
    | `EncryptionKeyUnavailableException of
      Types.encryption_key_unavailable_exception
    | `InvalidApprovalStateException of Types.invalid_approval_state_exception
    | `InvalidPullRequestIdException of Types.invalid_pull_request_id_exception
    | `InvalidRevisionIdException of Types.invalid_revision_id_exception
    | `MaximumNumberOfApprovalsExceededException of
      Types.maximum_number_of_approvals_exceeded_exception
    | `PullRequestAlreadyClosedException of
      Types.pull_request_already_closed_exception
    | `PullRequestCannotBeApprovedByAuthorException of
      Types.pull_request_cannot_be_approved_by_author_exception
    | `PullRequestDoesNotExistException of
      Types.pull_request_does_not_exist_exception
    | `PullRequestIdRequiredException of
      Types.pull_request_id_required_exception
    | `RevisionIdRequiredException of Types.revision_id_required_exception
    | `RevisionNotCurrentException of Types.revision_not_current_exception ])
    Stdlib.result

val request_with_metadata : 
  'http_type Smaws_Lib.Context.t ->
  Types.update_pull_request_approval_state_input ->
  (Smaws_Lib.Smithy_api.Types.unit_ Smaws_Lib.Response.t,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `ApprovalStateRequiredException of
      Types.approval_state_required_exception
    | `EncryptionIntegrityChecksFailedException of
      Types.encryption_integrity_checks_failed_exception
    | `EncryptionKeyAccessDeniedException of
      Types.encryption_key_access_denied_exception
    | `EncryptionKeyDisabledException of
      Types.encryption_key_disabled_exception
    | `EncryptionKeyNotFoundException of
      Types.encryption_key_not_found_exception
    | `EncryptionKeyUnavailableException of
      Types.encryption_key_unavailable_exception
    | `InvalidApprovalStateException of Types.invalid_approval_state_exception
    | `InvalidPullRequestIdException of Types.invalid_pull_request_id_exception
    | `InvalidRevisionIdException of Types.invalid_revision_id_exception
    | `MaximumNumberOfApprovalsExceededException of
      Types.maximum_number_of_approvals_exceeded_exception
    | `PullRequestAlreadyClosedException of
      Types.pull_request_already_closed_exception
    | `PullRequestCannotBeApprovedByAuthorException of
      Types.pull_request_cannot_be_approved_by_author_exception
    | `PullRequestDoesNotExistException of
      Types.pull_request_does_not_exist_exception
    | `PullRequestIdRequiredException of
      Types.pull_request_id_required_exception
    | `RevisionIdRequiredException of Types.revision_id_required_exception
    | `RevisionNotCurrentException of Types.revision_not_current_exception ]
    * Smaws_Lib.Response.metadata)
    Stdlib.result