63 lines
2.0 KiB
Go
63 lines
2.0 KiB
Go
// @generated Code generated by gen-atomicwrapper.
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// Copyright (c) 2020-2022 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package atomic
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// Error is an atomic type-safe wrapper for error values.
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type Error struct {
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_ nocmp // disallow non-atomic comparison
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v Value
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}
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var _zeroError error
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// NewError creates a new Error.
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func NewError(val error) *Error {
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x := &Error{}
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if val != _zeroError {
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x.Store(val)
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}
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return x
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}
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// Load atomically loads the wrapped error.
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func (x *Error) Load() error {
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return unpackError(x.v.Load())
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}
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// Store atomically stores the passed error.
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func (x *Error) Store(val error) {
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x.v.Store(packError(val))
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}
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// CompareAndSwap is an atomic compare-and-swap for error values.
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func (x *Error) CompareAndSwap(old, new error) (swapped bool) {
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return x.v.CompareAndSwap(packError(old), packError(new))
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}
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// Swap atomically stores the given error and returns the old
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// value.
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func (x *Error) Swap(val error) (old error) {
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return unpackError(x.v.Swap(packError(val)))
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}
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