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conditions_check.go
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conditions_check.go
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//
// DISCLAIMER
//
// Copyright 2016-2022 ArangoDB GmbH, Cologne, Germany
//
// 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.
//
// Copyright holder is ArangoDB GmbH, Cologne, Germany
//
package v2alpha1
import "time"
type ConditionCheck interface {
Evaluate() bool
Exists() ConditionCheck
IsTrue() ConditionCheck
IsFalse() ConditionCheck
LastTransition(d time.Duration) ConditionCheck
}
var _ ConditionCheck = conditionCheck{}
type conditionCheck struct {
condition Condition
exists bool
}
func (c conditionCheck) LastTransition(d time.Duration) ConditionCheck {
if c.exists && (!c.condition.LastTransitionTime.IsZero() && time.Since(c.condition.LastTransitionTime.Time) >= d) {
return c
}
return newConditionCheckConst(false)
}
func (c conditionCheck) IsTrue() ConditionCheck {
if c.condition.IsTrue() {
return c
}
return newConditionCheckConst(false)
}
func (c conditionCheck) IsFalse() ConditionCheck {
if !c.condition.IsTrue() {
return c
}
return newConditionCheckConst(false)
}
func (c conditionCheck) Evaluate() bool {
return true
}
func (c conditionCheck) Exists() ConditionCheck {
if c.exists {
return c
}
return newConditionCheckConst(false)
}
func newConditionCheckConst(c bool) ConditionCheck {
return conditionCheckConst(c)
}
type conditionCheckConst bool
func (c conditionCheckConst) LastTransition(d time.Duration) ConditionCheck {
return c
}
func (c conditionCheckConst) IsTrue() ConditionCheck {
return c
}
func (c conditionCheckConst) IsFalse() ConditionCheck {
return c
}
func (c conditionCheckConst) Evaluate() bool {
return bool(c)
}
func (c conditionCheckConst) Exists() ConditionCheck {
return c
}