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timers.go
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timers.go
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// Copyright (c) 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package clock
// timers represents a list of sortable timers.
type timers []*FakeTimer
func (ts timers) Len() int { return len(ts) }
func (ts timers) Swap(i, j int) {
a, b := ts[i], ts[j]
ts[i], ts[j] = b, a
a.index, b.index = j, i
}
func (ts timers) Less(i, j int) bool {
return ts[i].time.Before(ts[j].time)
}
func (ts *timers) Push(t interface{}) {
mt := t.(*FakeTimer)
mt.index = len(*ts)
*ts = append(*ts, mt)
}
func (ts *timers) Pop() interface{} {
t := (*ts)[len(*ts)-1]
*ts = (*ts)[:len(*ts)-1]
t.index = -1
return t
}