prometheus/prompb/custom.go

40 lines
1.1 KiB
Go

// Copyright 2020 The Prometheus 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 prompb
import (
"sync"
)
func (m Sample) T() int64 { return m.Timestamp }
func (m Sample) V() float64 { return m.Value }
func (h Histogram) IsFloatHistogram() bool {
_, ok := h.GetCount().(*Histogram_CountFloat)
return ok
}
func (r *ChunkedReadResponse) PooledMarshal(p *sync.Pool) ([]byte, error) {
size := r.Size()
data, ok := p.Get().(*[]byte)
if ok && cap(*data) >= size {
n, err := r.MarshalToSizedBuffer((*data)[:size])
if err != nil {
return nil, err
}
return (*data)[:n], nil
}
return r.Marshal()
}