mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-11 14:53:49 +00:00
77 lines
2.3 KiB
Go
77 lines
2.3 KiB
Go
// @generated Code generated by gen-atomicwrapper.
|
|
|
|
// Copyright (c) 2020-2022 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 atomic
|
|
|
|
import (
|
|
"encoding/json"
|
|
"math"
|
|
)
|
|
|
|
// Float32 is an atomic type-safe wrapper for float32 values.
|
|
type Float32 struct {
|
|
_ nocmp // disallow non-atomic comparison
|
|
|
|
v Uint32
|
|
}
|
|
|
|
var _zeroFloat32 float32
|
|
|
|
// NewFloat32 creates a new Float32.
|
|
func NewFloat32(val float32) *Float32 {
|
|
x := &Float32{}
|
|
if val != _zeroFloat32 {
|
|
x.Store(val)
|
|
}
|
|
return x
|
|
}
|
|
|
|
// Load atomically loads the wrapped float32.
|
|
func (x *Float32) Load() float32 {
|
|
return math.Float32frombits(x.v.Load())
|
|
}
|
|
|
|
// Store atomically stores the passed float32.
|
|
func (x *Float32) Store(val float32) {
|
|
x.v.Store(math.Float32bits(val))
|
|
}
|
|
|
|
// Swap atomically stores the given float32 and returns the old
|
|
// value.
|
|
func (x *Float32) Swap(val float32) (old float32) {
|
|
return math.Float32frombits(x.v.Swap(math.Float32bits(val)))
|
|
}
|
|
|
|
// MarshalJSON encodes the wrapped float32 into JSON.
|
|
func (x *Float32) MarshalJSON() ([]byte, error) {
|
|
return json.Marshal(x.Load())
|
|
}
|
|
|
|
// UnmarshalJSON decodes a float32 from JSON.
|
|
func (x *Float32) UnmarshalJSON(b []byte) error {
|
|
var v float32
|
|
if err := json.Unmarshal(b, &v); err != nil {
|
|
return err
|
|
}
|
|
x.Store(v)
|
|
return nil
|
|
}
|