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constant.go
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constant.go
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// Copyright 2020 The PipeCD Authors.
//
// 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 backoff
import (
"time"
)
type constant struct {
calls int
interval time.Duration
}
func NewConstant(interval time.Duration) Backoff {
return &constant{
interval: interval,
}
}
func (b *constant) Next() time.Duration {
defer func() {
b.calls++
}()
if b.calls == 0 {
return 0
}
return b.interval
}
func (b *constant) Calls() int {
return b.calls
}
func (b *constant) Reset() {
b.calls = 0
}
func (b *constant) Clone() Backoff {
return &constant{
interval: b.interval,
}
}