mirror of
https://github.com/cwinfo/matterbridge.git
synced 2024-11-25 12:11:35 +00:00
77 lines
2.2 KiB
Go
77 lines
2.2 KiB
Go
// @generated Code generated by gen-atomicwrapper.
|
|
|
|
// Copyright (c) 2020 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"
|
|
)
|
|
|
|
// Float64 is an atomic type-safe wrapper for float64 values.
|
|
type Float64 struct {
|
|
_ nocmp // disallow non-atomic comparison
|
|
|
|
v Uint64
|
|
}
|
|
|
|
var _zeroFloat64 float64
|
|
|
|
// NewFloat64 creates a new Float64.
|
|
func NewFloat64(v float64) *Float64 {
|
|
x := &Float64{}
|
|
if v != _zeroFloat64 {
|
|
x.Store(v)
|
|
}
|
|
return x
|
|
}
|
|
|
|
// Load atomically loads the wrapped float64.
|
|
func (x *Float64) Load() float64 {
|
|
return math.Float64frombits(x.v.Load())
|
|
}
|
|
|
|
// Store atomically stores the passed float64.
|
|
func (x *Float64) Store(v float64) {
|
|
x.v.Store(math.Float64bits(v))
|
|
}
|
|
|
|
// CAS is an atomic compare-and-swap for float64 values.
|
|
func (x *Float64) CAS(o, n float64) bool {
|
|
return x.v.CAS(math.Float64bits(o), math.Float64bits(n))
|
|
}
|
|
|
|
// MarshalJSON encodes the wrapped float64 into JSON.
|
|
func (x *Float64) MarshalJSON() ([]byte, error) {
|
|
return json.Marshal(x.Load())
|
|
}
|
|
|
|
// UnmarshalJSON decodes a float64 from JSON.
|
|
func (x *Float64) UnmarshalJSON(b []byte) error {
|
|
var v float64
|
|
if err := json.Unmarshal(b, &v); err != nil {
|
|
return err
|
|
}
|
|
x.Store(v)
|
|
return nil
|
|
}
|