1
0
mirror of https://github.com/IBM/fp-go.git synced 2025-06-23 00:27:49 +02:00
Files
fp-go/iooption/generic/retry.go
Dr. Carsten Leue 1713de0c3e fix: introduce stateless iterator
Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
2023-07-24 16:43:07 +02:00

42 lines
1.3 KiB
Go

// Copyright (c) 2023 IBM Corp.
// All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package generic
import (
O "github.com/IBM/fp-go/option"
R "github.com/IBM/fp-go/retry"
G "github.com/IBM/fp-go/retry/generic"
)
// Retry combinator for actions that don't raise exceptions, but
// signal in their type the outcome has failed. Examples are the
// `Option`, `Either` and `EitherT` monads.
func Retrying[GA ~func() O.Option[A], A any](
policy R.RetryPolicy,
action func(R.RetryStatus) GA,
check func(A) bool,
) GA {
// get an implementation for the types
return G.Retrying(
Chain[GA, GA, A, A],
Chain[func() O.Option[R.RetryStatus], GA, R.RetryStatus, A],
Of[GA, A],
Of[func() O.Option[R.RetryStatus], R.RetryStatus],
Delay[func() O.Option[R.RetryStatus], R.RetryStatus],
policy, action, check)
}