diff options
Diffstat (limited to 'vendor/go.uber.org/atomic')
32 files changed, 2035 insertions, 0 deletions
diff --git a/vendor/go.uber.org/atomic/.codecov.yml b/vendor/go.uber.org/atomic/.codecov.yml new file mode 100644 index 0000000..571116c --- /dev/null +++ b/vendor/go.uber.org/atomic/.codecov.yml @@ -0,0 +1,19 @@ +coverage: + range: 80..100 + round: down + precision: 2 + + status: + project: # measuring the overall project coverage + default: # context, you can create multiple ones with custom titles + enabled: yes # must be yes|true to enable this status + target: 100 # specify the target coverage for each commit status + # option: "auto" (must increase from parent commit or pull request base) + # option: "X%" a static target percentage to hit + if_not_found: success # if parent is not found report status as success, error, or failure + if_ci_failed: error # if ci fails report status as success, error, or failure + +# Also update COVER_IGNORE_PKGS in the Makefile. +ignore: + - /internal/gen-atomicint/ + - /internal/gen-valuewrapper/ diff --git a/vendor/go.uber.org/atomic/.gitignore b/vendor/go.uber.org/atomic/.gitignore new file mode 100644 index 0000000..2e337a0 --- /dev/null +++ b/vendor/go.uber.org/atomic/.gitignore @@ -0,0 +1,15 @@ +/bin +.DS_Store +/vendor +cover.html +cover.out +lint.log + +# Binaries +*.test + +# Profiling output +*.prof + +# Output of fossa analyzer +/fossa diff --git a/vendor/go.uber.org/atomic/CHANGELOG.md b/vendor/go.uber.org/atomic/CHANGELOG.md new file mode 100644 index 0000000..5fe03f2 --- /dev/null +++ b/vendor/go.uber.org/atomic/CHANGELOG.md @@ -0,0 +1,117 @@ +# Changelog +All notable changes to this project will be documented in this file. + +The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), +and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). + +## [1.10.0] - 2022-08-11 +### Added +- Add `atomic.Float32` type for atomic operations on `float32`. +- Add `CompareAndSwap` and `Swap` methods to `atomic.String`, `atomic.Error`, + and `atomic.Value`. +- Add generic `atomic.Pointer[T]` type for atomic operations on pointers of any + type. This is present only for Go 1.18 or higher, and is a drop-in for + replacement for the standard library's `sync/atomic.Pointer` type. + +### Changed +- Deprecate `CAS` methods on all types in favor of corresponding + `CompareAndSwap` methods. + +Thanks to @eNV25 and @icpd for their contributions to this release. + +[1.10.0]: https://github.com/uber-go/atomic/compare/v1.9.0...v1.10.0 + +## [1.9.0] - 2021-07-15 +### Added +- Add `Float64.Swap` to match int atomic operations. +- Add `atomic.Time` type for atomic operations on `time.Time` values. + +[1.9.0]: https://github.com/uber-go/atomic/compare/v1.8.0...v1.9.0 + +## [1.8.0] - 2021-06-09 +### Added +- Add `atomic.Uintptr` type for atomic operations on `uintptr` values. +- Add `atomic.UnsafePointer` type for atomic operations on `unsafe.Pointer` values. + +[1.8.0]: https://github.com/uber-go/atomic/compare/v1.7.0...v1.8.0 + +## [1.7.0] - 2020-09-14 +### Added +- Support JSON serialization and deserialization of primitive atomic types. +- Support Text marshalling and unmarshalling for string atomics. + +### Changed +- Disallow incorrect comparison of atomic values in a non-atomic way. + +### Removed +- Remove dependency on `golang.org/x/{lint, tools}`. + +[1.7.0]: https://github.com/uber-go/atomic/compare/v1.6.0...v1.7.0 + +## [1.6.0] - 2020-02-24 +### Changed +- Drop library dependency on `golang.org/x/{lint, tools}`. + +[1.6.0]: https://github.com/uber-go/atomic/compare/v1.5.1...v1.6.0 + +## [1.5.1] - 2019-11-19 +- Fix bug where `Bool.CAS` and `Bool.Toggle` do work correctly together + causing `CAS` to fail even though the old value matches. + +[1.5.1]: https://github.com/uber-go/atomic/compare/v1.5.0...v1.5.1 + +## [1.5.0] - 2019-10-29 +### Changed +- With Go modules, only the `go.uber.org/atomic` import path is supported now. + If you need to use the old import path, please add a `replace` directive to + your `go.mod`. + +[1.5.0]: https://github.com/uber-go/atomic/compare/v1.4.0...v1.5.0 + +## [1.4.0] - 2019-05-01 +### Added + - Add `atomic.Error` type for atomic operations on `error` values. + +[1.4.0]: https://github.com/uber-go/atomic/compare/v1.3.2...v1.4.0 + +## [1.3.2] - 2018-05-02 +### Added +- Add `atomic.Duration` type for atomic operations on `time.Duration` values. + +[1.3.2]: https://github.com/uber-go/atomic/compare/v1.3.1...v1.3.2 + +## [1.3.1] - 2017-11-14 +### Fixed +- Revert optimization for `atomic.String.Store("")` which caused data races. + +[1.3.1]: https://github.com/uber-go/atomic/compare/v1.3.0...v1.3.1 + +## [1.3.0] - 2017-11-13 +### Added +- Add `atomic.Bool.CAS` for compare-and-swap semantics on bools. + +### Changed +- Optimize `atomic.String.Store("")` by avoiding an allocation. + +[1.3.0]: https://github.com/uber-go/atomic/compare/v1.2.0...v1.3.0 + +## [1.2.0] - 2017-04-12 +### Added +- Shadow `atomic.Value` from `sync/atomic`. + +[1.2.0]: https://github.com/uber-go/atomic/compare/v1.1.0...v1.2.0 + +## [1.1.0] - 2017-03-10 +### Added +- Add atomic `Float64` type. + +### Changed +- Support new `go.uber.org/atomic` import path. + +[1.1.0]: https://github.com/uber-go/atomic/compare/v1.0.0...v1.1.0 + +## [1.0.0] - 2016-07-18 + +- Initial release. + +[1.0.0]: https://github.com/uber-go/atomic/releases/tag/v1.0.0 diff --git a/vendor/go.uber.org/atomic/LICENSE.txt b/vendor/go.uber.org/atomic/LICENSE.txt new file mode 100644 index 0000000..8765c9f --- /dev/null +++ b/vendor/go.uber.org/atomic/LICENSE.txt @@ -0,0 +1,19 @@ +Copyright (c) 2016 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. diff --git a/vendor/go.uber.org/atomic/Makefile b/vendor/go.uber.org/atomic/Makefile new file mode 100644 index 0000000..46c945b --- /dev/null +++ b/vendor/go.uber.org/atomic/Makefile @@ -0,0 +1,79 @@ +# Directory to place `go install`ed binaries into. +export GOBIN ?= $(shell pwd)/bin + +GOLINT = $(GOBIN)/golint +GEN_ATOMICINT = $(GOBIN)/gen-atomicint +GEN_ATOMICWRAPPER = $(GOBIN)/gen-atomicwrapper +STATICCHECK = $(GOBIN)/staticcheck + +GO_FILES ?= $(shell find . '(' -path .git -o -path vendor ')' -prune -o -name '*.go' -print) + +# Also update ignore section in .codecov.yml. +COVER_IGNORE_PKGS = \ + go.uber.org/atomic/internal/gen-atomicint \ + go.uber.org/atomic/internal/gen-atomicwrapper + +.PHONY: build +build: + go build ./... + +.PHONY: test +test: + go test -race ./... + +.PHONY: gofmt +gofmt: + $(eval FMT_LOG := $(shell mktemp -t gofmt.XXXXX)) + gofmt -e -s -l $(GO_FILES) > $(FMT_LOG) || true + @[ ! -s "$(FMT_LOG)" ] || (echo "gofmt failed:" && cat $(FMT_LOG) && false) + +$(GOLINT): + cd tools && go install golang.org/x/lint/golint + +$(STATICCHECK): + cd tools && go install honnef.co/go/tools/cmd/staticcheck + +$(GEN_ATOMICWRAPPER): $(wildcard ./internal/gen-atomicwrapper/*) + go build -o $@ ./internal/gen-atomicwrapper + +$(GEN_ATOMICINT): $(wildcard ./internal/gen-atomicint/*) + go build -o $@ ./internal/gen-atomicint + +.PHONY: golint +golint: $(GOLINT) + $(GOLINT) ./... + +.PHONY: staticcheck +staticcheck: $(STATICCHECK) + $(STATICCHECK) ./... + +.PHONY: lint +lint: gofmt golint staticcheck generatenodirty + +# comma separated list of packages to consider for code coverage. +COVER_PKG = $(shell \ + go list -find ./... | \ + grep -v $(foreach pkg,$(COVER_IGNORE_PKGS),-e "^$(pkg)$$") | \ + paste -sd, -) + +.PHONY: cover +cover: + go test -coverprofile=cover.out -coverpkg $(COVER_PKG) -v ./... + go tool cover -html=cover.out -o cover.html + +.PHONY: generate +generate: $(GEN_ATOMICINT) $(GEN_ATOMICWRAPPER) + go generate ./... + +.PHONY: generatenodirty +generatenodirty: + @[ -z "$$(git status --porcelain)" ] || ( \ + echo "Working tree is dirty. Commit your changes first."; \ + git status; \ + exit 1 ) + @make generate + @status=$$(git status --porcelain); \ + [ -z "$$status" ] || ( \ + echo "Working tree is dirty after `make generate`:"; \ + echo "$$status"; \ + echo "Please ensure that the generated code is up-to-date." ) diff --git a/vendor/go.uber.org/atomic/README.md b/vendor/go.uber.org/atomic/README.md new file mode 100644 index 0000000..96b47a1 --- /dev/null +++ b/vendor/go.uber.org/atomic/README.md @@ -0,0 +1,63 @@ +# atomic [![GoDoc][doc-img]][doc] [![Build Status][ci-img]][ci] [![Coverage Status][cov-img]][cov] [![Go Report Card][reportcard-img]][reportcard] + +Simple wrappers for primitive types to enforce atomic access. + +## Installation + +```shell +$ go get -u go.uber.org/atomic@v1 +``` + +### Legacy Import Path + +As of v1.5.0, the import path `go.uber.org/atomic` is the only supported way +of using this package. If you are using Go modules, this package will fail to +compile with the legacy import path path `github.com/uber-go/atomic`. + +We recommend migrating your code to the new import path but if you're unable +to do so, or if your dependencies are still using the old import path, you +will have to add a `replace` directive to your `go.mod` file downgrading the +legacy import path to an older version. + +``` +replace github.com/uber-go/atomic => github.com/uber-go/atomic v1.4.0 +``` + +You can do so automatically by running the following command. + +```shell +$ go mod edit -replace github.com/uber-go/atomic=github.com/uber-go/atomic@v1.4.0 +``` + +## Usage + +The standard library's `sync/atomic` is powerful, but it's easy to forget which +variables must be accessed atomically. `go.uber.org/atomic` preserves all the +functionality of the standard library, but wraps the primitive types to +provide a safer, more convenient API. + +```go +var atom atomic.Uint32 +atom.Store(42) +atom.Sub(2) +atom.CAS(40, 11) +``` + +See the [documentation][doc] for a complete API specification. + +## Development Status + +Stable. + +--- + +Released under the [MIT License](LICENSE.txt). + +[doc-img]: https://godoc.org/github.com/uber-go/atomic?status.svg +[doc]: https://godoc.org/go.uber.org/atomic +[ci-img]: https://github.com/uber-go/atomic/actions/workflows/go.yml/badge.svg +[ci]: https://github.com/uber-go/atomic/actions/workflows/go.yml +[cov-img]: https://codecov.io/gh/uber-go/atomic/branch/master/graph/badge.svg +[cov]: https://codecov.io/gh/uber-go/atomic +[reportcard-img]: https://goreportcard.com/badge/go.uber.org/atomic +[reportcard]: https://goreportcard.com/report/go.uber.org/atomic diff --git a/vendor/go.uber.org/atomic/bool.go b/vendor/go.uber.org/atomic/bool.go new file mode 100644 index 0000000..dfa2085 --- /dev/null +++ b/vendor/go.uber.org/atomic/bool.go @@ -0,0 +1,88 @@ +// @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" +) + +// Bool is an atomic type-safe wrapper for bool values. +type Bool struct { + _ nocmp // disallow non-atomic comparison + + v Uint32 +} + +var _zeroBool bool + +// NewBool creates a new Bool. +func NewBool(val bool) *Bool { + x := &Bool{} + if val != _zeroBool { + x.Store(val) + } + return x +} + +// Load atomically loads the wrapped bool. +func (x *Bool) Load() bool { + return truthy(x.v.Load()) +} + +// Store atomically stores the passed bool. +func (x *Bool) Store(val bool) { + x.v.Store(boolToInt(val)) +} + +// CAS is an atomic compare-and-swap for bool values. +// +// Deprecated: Use CompareAndSwap. +func (x *Bool) CAS(old, new bool) (swapped bool) { + return x.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap for bool values. +func (x *Bool) CompareAndSwap(old, new bool) (swapped bool) { + return x.v.CompareAndSwap(boolToInt(old), boolToInt(new)) +} + +// Swap atomically stores the given bool and returns the old +// value. +func (x *Bool) Swap(val bool) (old bool) { + return truthy(x.v.Swap(boolToInt(val))) +} + +// MarshalJSON encodes the wrapped bool into JSON. +func (x *Bool) MarshalJSON() ([]byte, error) { + return json.Marshal(x.Load()) +} + +// UnmarshalJSON decodes a bool from JSON. +func (x *Bool) UnmarshalJSON(b []byte) error { + var v bool + if err := json.Unmarshal(b, &v); err != nil { + return err + } + x.Store(v) + return nil +} diff --git a/vendor/go.uber.org/atomic/bool_ext.go b/vendor/go.uber.org/atomic/bool_ext.go new file mode 100644 index 0000000..a2e60e9 --- /dev/null +++ b/vendor/go.uber.org/atomic/bool_ext.go @@ -0,0 +1,53 @@ +// 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 ( + "strconv" +) + +//go:generate bin/gen-atomicwrapper -name=Bool -type=bool -wrapped=Uint32 -pack=boolToInt -unpack=truthy -cas -swap -json -file=bool.go + +func truthy(n uint32) bool { + return n == 1 +} + +func boolToInt(b bool) uint32 { + if b { + return 1 + } + return 0 +} + +// Toggle atomically negates the Boolean and returns the previous value. +func (b *Bool) Toggle() (old bool) { + for { + old := b.Load() + if b.CAS(old, !old) { + return old + } + } +} + +// String encodes the wrapped value as a string. +func (b *Bool) String() string { + return strconv.FormatBool(b.Load()) +} diff --git a/vendor/go.uber.org/atomic/doc.go b/vendor/go.uber.org/atomic/doc.go new file mode 100644 index 0000000..ae7390e --- /dev/null +++ b/vendor/go.uber.org/atomic/doc.go @@ -0,0 +1,23 @@ +// 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 provides simple wrappers around numerics to enforce atomic +// access. +package atomic diff --git a/vendor/go.uber.org/atomic/duration.go b/vendor/go.uber.org/atomic/duration.go new file mode 100644 index 0000000..6f41574 --- /dev/null +++ b/vendor/go.uber.org/atomic/duration.go @@ -0,0 +1,89 @@ +// @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" + "time" +) + +// Duration is an atomic type-safe wrapper for time.Duration values. +type Duration struct { + _ nocmp // disallow non-atomic comparison + + v Int64 +} + +var _zeroDuration time.Duration + +// NewDuration creates a new Duration. +func NewDuration(val time.Duration) *Duration { + x := &Duration{} + if val != _zeroDuration { + x.Store(val) + } + return x +} + +// Load atomically loads the wrapped time.Duration. +func (x *Duration) Load() time.Duration { + return time.Duration(x.v.Load()) +} + +// Store atomically stores the passed time.Duration. +func (x *Duration) Store(val time.Duration) { + x.v.Store(int64(val)) +} + +// CAS is an atomic compare-and-swap for time.Duration values. +// +// Deprecated: Use CompareAndSwap. +func (x *Duration) CAS(old, new time.Duration) (swapped bool) { + return x.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap for time.Duration values. +func (x *Duration) CompareAndSwap(old, new time.Duration) (swapped bool) { + return x.v.CompareAndSwap(int64(old), int64(new)) +} + +// Swap atomically stores the given time.Duration and returns the old +// value. +func (x *Duration) Swap(val time.Duration) (old time.Duration) { + return time.Duration(x.v.Swap(int64(val))) +} + +// MarshalJSON encodes the wrapped time.Duration into JSON. +func (x *Duration) MarshalJSON() ([]byte, error) { + return json.Marshal(x.Load()) +} + +// UnmarshalJSON decodes a time.Duration from JSON. +func (x *Duration) UnmarshalJSON(b []byte) error { + var v time.Duration + if err := json.Unmarshal(b, &v); err != nil { + return err + } + x.Store(v) + return nil +} diff --git a/vendor/go.uber.org/atomic/duration_ext.go b/vendor/go.uber.org/atomic/duration_ext.go new file mode 100644 index 0000000..4c18b0a --- /dev/null +++ b/vendor/go.uber.org/atomic/duration_ext.go @@ -0,0 +1,40 @@ +// 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 "time" + +//go:generate bin/gen-atomicwrapper -name=Duration -type=time.Duration -wrapped=Int64 -pack=int64 -unpack=time.Duration -cas -swap -json -imports time -file=duration.go + +// Add atomically adds to the wrapped time.Duration and returns the new value. +func (d *Duration) Add(delta time.Duration) time.Duration { + return time.Duration(d.v.Add(int64(delta))) +} + +// Sub atomically subtracts from the wrapped time.Duration and returns the new value. +func (d *Duration) Sub(delta time.Duration) time.Duration { + return time.Duration(d.v.Sub(int64(delta))) +} + +// String encodes the wrapped value as a string. +func (d *Duration) String() string { + return d.Load().String() +} diff --git a/vendor/go.uber.org/atomic/error.go b/vendor/go.uber.org/atomic/error.go new file mode 100644 index 0000000..27b23ea --- /dev/null +++ b/vendor/go.uber.org/atomic/error.go @@ -0,0 +1,62 @@ +// @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 + +// Error is an atomic type-safe wrapper for error values. +type Error struct { + _ nocmp // disallow non-atomic comparison + + v Value +} + +var _zeroError error + +// NewError creates a new Error. +func NewError(val error) *Error { + x := &Error{} + if val != _zeroError { + x.Store(val) + } + return x +} + +// Load atomically loads the wrapped error. +func (x *Error) Load() error { + return unpackError(x.v.Load()) +} + +// Store atomically stores the passed error. +func (x *Error) Store(val error) { + x.v.Store(packError(val)) +} + +// CompareAndSwap is an atomic compare-and-swap for error values. +func (x *Error) CompareAndSwap(old, new error) (swapped bool) { + return x.v.CompareAndSwap(packError(old), packError(new)) +} + +// Swap atomically stores the given error and returns the old +// value. +func (x *Error) Swap(val error) (old error) { + return unpackError(x.v.Swap(packError(val))) +} diff --git a/vendor/go.uber.org/atomic/error_ext.go b/vendor/go.uber.org/atomic/error_ext.go new file mode 100644 index 0000000..d31fb63 --- /dev/null +++ b/vendor/go.uber.org/atomic/error_ext.go @@ -0,0 +1,39 @@ +// 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 + +// atomic.Value panics on nil inputs, or if the underlying type changes. +// Stabilize by always storing a custom struct that we control. + +//go:generate bin/gen-atomicwrapper -name=Error -type=error -wrapped=Value -pack=packError -unpack=unpackError -compareandswap -swap -file=error.go + +type packedError struct{ Value error } + +func packError(v error) interface{} { + return packedError{v} +} + +func unpackError(v interface{}) error { + if err, ok := v.(packedError); ok { + return err.Value + } + return nil +} diff --git a/vendor/go.uber.org/atomic/float32.go b/vendor/go.uber.org/atomic/float32.go new file mode 100644 index 0000000..5d535a6 --- /dev/null +++ b/vendor/go.uber.org/atomic/float32.go @@ -0,0 +1,77 @@ +// @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 +} diff --git a/vendor/go.uber.org/atomic/float32_ext.go b/vendor/go.uber.org/atomic/float32_ext.go new file mode 100644 index 0000000..b0cd8d9 --- /dev/null +++ b/vendor/go.uber.org/atomic/float32_ext.go @@ -0,0 +1,76 @@ +// 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 ( + "math" + "strconv" +) + +//go:generate bin/gen-atomicwrapper -name=Float32 -type=float32 -wrapped=Uint32 -pack=math.Float32bits -unpack=math.Float32frombits -swap -json -imports math -file=float32.go + +// Add atomically adds to the wrapped float32 and returns the new value. +func (f *Float32) Add(delta float32) float32 { + for { + old := f.Load() + new := old + delta + if f.CAS(old, new) { + return new + } + } +} + +// Sub atomically subtracts from the wrapped float32 and returns the new value. +func (f *Float32) Sub(delta float32) float32 { + return f.Add(-delta) +} + +// CAS is an atomic compare-and-swap for float32 values. +// +// Deprecated: Use CompareAndSwap +func (f *Float32) CAS(old, new float32) (swapped bool) { + return f.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap for float32 values. +// +// Note: CompareAndSwap handles NaN incorrectly. NaN != NaN using Go's inbuilt operators +// but CompareAndSwap allows a stored NaN to compare equal to a passed in NaN. +// This avoids typical CompareAndSwap loops from blocking forever, e.g., +// +// for { +// old := atom.Load() +// new = f(old) +// if atom.CompareAndSwap(old, new) { +// break +// } +// } +// +// If CompareAndSwap did not match NaN to match, then the above would loop forever. +func (f *Float32) CompareAndSwap(old, new float32) (swapped bool) { + return f.v.CompareAndSwap(math.Float32bits(old), math.Float32bits(new)) +} + +// String encodes the wrapped value as a string. +func (f *Float32) String() string { + // 'g' is the behavior for floats with %v. + return strconv.FormatFloat(float64(f.Load()), 'g', -1, 32) +} diff --git a/vendor/go.uber.org/atomic/float64.go b/vendor/go.uber.org/atomic/float64.go new file mode 100644 index 0000000..11d5189 --- /dev/null +++ b/vendor/go.uber.org/atomic/float64.go @@ -0,0 +1,77 @@ +// @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" +) + +// 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(val float64) *Float64 { + x := &Float64{} + if val != _zeroFloat64 { + x.Store(val) + } + 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(val float64) { + x.v.Store(math.Float64bits(val)) +} + +// Swap atomically stores the given float64 and returns the old +// value. +func (x *Float64) Swap(val float64) (old float64) { + return math.Float64frombits(x.v.Swap(math.Float64bits(val))) +} + +// 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 +} diff --git a/vendor/go.uber.org/atomic/float64_ext.go b/vendor/go.uber.org/atomic/float64_ext.go new file mode 100644 index 0000000..48c52b0 --- /dev/null +++ b/vendor/go.uber.org/atomic/float64_ext.go @@ -0,0 +1,76 @@ +// 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 ( + "math" + "strconv" +) + +//go:generate bin/gen-atomicwrapper -name=Float64 -type=float64 -wrapped=Uint64 -pack=math.Float64bits -unpack=math.Float64frombits -swap -json -imports math -file=float64.go + +// Add atomically adds to the wrapped float64 and returns the new value. +func (f *Float64) Add(delta float64) float64 { + for { + old := f.Load() + new := old + delta + if f.CAS(old, new) { + return new + } + } +} + +// Sub atomically subtracts from the wrapped float64 and returns the new value. +func (f *Float64) Sub(delta float64) float64 { + return f.Add(-delta) +} + +// CAS is an atomic compare-and-swap for float64 values. +// +// Deprecated: Use CompareAndSwap +func (f *Float64) CAS(old, new float64) (swapped bool) { + return f.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap for float64 values. +// +// Note: CompareAndSwap handles NaN incorrectly. NaN != NaN using Go's inbuilt operators +// but CompareAndSwap allows a stored NaN to compare equal to a passed in NaN. +// This avoids typical CompareAndSwap loops from blocking forever, e.g., +// +// for { +// old := atom.Load() +// new = f(old) +// if atom.CompareAndSwap(old, new) { +// break +// } +// } +// +// If CompareAndSwap did not match NaN to match, then the above would loop forever. +func (f *Float64) CompareAndSwap(old, new float64) (swapped bool) { + return f.v.CompareAndSwap(math.Float64bits(old), math.Float64bits(new)) +} + +// String encodes the wrapped value as a string. +func (f *Float64) String() string { + // 'g' is the behavior for floats with %v. + return strconv.FormatFloat(f.Load(), 'g', -1, 64) +} diff --git a/vendor/go.uber.org/atomic/gen.go b/vendor/go.uber.org/atomic/gen.go new file mode 100644 index 0000000..1e9ef4f --- /dev/null +++ b/vendor/go.uber.org/atomic/gen.go @@ -0,0 +1,27 @@ +// 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 + +//go:generate bin/gen-atomicint -name=Int32 -wrapped=int32 -file=int32.go +//go:generate bin/gen-atomicint -name=Int64 -wrapped=int64 -file=int64.go +//go:generate bin/gen-atomicint -name=Uint32 -wrapped=uint32 -unsigned -file=uint32.go +//go:generate bin/gen-atomicint -name=Uint64 -wrapped=uint64 -unsigned -file=uint64.go +//go:generate bin/gen-atomicint -name=Uintptr -wrapped=uintptr -unsigned -file=uintptr.go diff --git a/vendor/go.uber.org/atomic/int32.go b/vendor/go.uber.org/atomic/int32.go new file mode 100644 index 0000000..b9a68f4 --- /dev/null +++ b/vendor/go.uber.org/atomic/int32.go @@ -0,0 +1,109 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "strconv" + "sync/atomic" +) + +// Int32 is an atomic wrapper around int32. +type Int32 struct { + _ nocmp // disallow non-atomic comparison + + v int32 +} + +// NewInt32 creates a new Int32. +func NewInt32(val int32) *Int32 { + return &Int32{v: val} +} + +// Load atomically loads the wrapped value. +func (i *Int32) Load() int32 { + return atomic.LoadInt32(&i.v) +} + +// Add atomically adds to the wrapped int32 and returns the new value. +func (i *Int32) Add(delta int32) int32 { + return atomic.AddInt32(&i.v, delta) +} + +// Sub atomically subtracts from the wrapped int32 and returns the new value. +func (i *Int32) Sub(delta int32) int32 { + return atomic.AddInt32(&i.v, -delta) +} + +// Inc atomically increments the wrapped int32 and returns the new value. +func (i *Int32) Inc() int32 { + return i.Add(1) +} + +// Dec atomically decrements the wrapped int32 and returns the new value. +func (i *Int32) Dec() int32 { + return i.Sub(1) +} + +// CAS is an atomic compare-and-swap. +// +// Deprecated: Use CompareAndSwap. +func (i *Int32) CAS(old, new int32) (swapped bool) { + return i.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (i *Int32) CompareAndSwap(old, new int32) (swapped bool) { + return atomic.CompareAndSwapInt32(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Int32) Store(val int32) { + atomic.StoreInt32(&i.v, val) +} + +// Swap atomically swaps the wrapped int32 and returns the old value. +func (i *Int32) Swap(val int32) (old int32) { + return atomic.SwapInt32(&i.v, val) +} + +// MarshalJSON encodes the wrapped int32 into JSON. +func (i *Int32) MarshalJSON() ([]byte, error) { + return json.Marshal(i.Load()) +} + +// UnmarshalJSON decodes JSON into the wrapped int32. +func (i *Int32) UnmarshalJSON(b []byte) error { + var v int32 + if err := json.Unmarshal(b, &v); err != nil { + return err + } + i.Store(v) + return nil +} + +// String encodes the wrapped value as a string. +func (i *Int32) String() string { + v := i.Load() + return strconv.FormatInt(int64(v), 10) +} diff --git a/vendor/go.uber.org/atomic/int64.go b/vendor/go.uber.org/atomic/int64.go new file mode 100644 index 0000000..78d2609 --- /dev/null +++ b/vendor/go.uber.org/atomic/int64.go @@ -0,0 +1,109 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "strconv" + "sync/atomic" +) + +// Int64 is an atomic wrapper around int64. +type Int64 struct { + _ nocmp // disallow non-atomic comparison + + v int64 +} + +// NewInt64 creates a new Int64. +func NewInt64(val int64) *Int64 { + return &Int64{v: val} +} + +// Load atomically loads the wrapped value. +func (i *Int64) Load() int64 { + return atomic.LoadInt64(&i.v) +} + +// Add atomically adds to the wrapped int64 and returns the new value. +func (i *Int64) Add(delta int64) int64 { + return atomic.AddInt64(&i.v, delta) +} + +// Sub atomically subtracts from the wrapped int64 and returns the new value. +func (i *Int64) Sub(delta int64) int64 { + return atomic.AddInt64(&i.v, -delta) +} + +// Inc atomically increments the wrapped int64 and returns the new value. +func (i *Int64) Inc() int64 { + return i.Add(1) +} + +// Dec atomically decrements the wrapped int64 and returns the new value. +func (i *Int64) Dec() int64 { + return i.Sub(1) +} + +// CAS is an atomic compare-and-swap. +// +// Deprecated: Use CompareAndSwap. +func (i *Int64) CAS(old, new int64) (swapped bool) { + return i.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (i *Int64) CompareAndSwap(old, new int64) (swapped bool) { + return atomic.CompareAndSwapInt64(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Int64) Store(val int64) { + atomic.StoreInt64(&i.v, val) +} + +// Swap atomically swaps the wrapped int64 and returns the old value. +func (i *Int64) Swap(val int64) (old int64) { + return atomic.SwapInt64(&i.v, val) +} + +// MarshalJSON encodes the wrapped int64 into JSON. +func (i *Int64) MarshalJSON() ([]byte, error) { + return json.Marshal(i.Load()) +} + +// UnmarshalJSON decodes JSON into the wrapped int64. +func (i *Int64) UnmarshalJSON(b []byte) error { + var v int64 + if err := json.Unmarshal(b, &v); err != nil { + return err + } + i.Store(v) + return nil +} + +// String encodes the wrapped value as a string. +func (i *Int64) String() string { + v := i.Load() + return strconv.FormatInt(int64(v), 10) +} diff --git a/vendor/go.uber.org/atomic/nocmp.go b/vendor/go.uber.org/atomic/nocmp.go new file mode 100644 index 0000000..54b7417 --- /dev/null +++ b/vendor/go.uber.org/atomic/nocmp.go @@ -0,0 +1,35 @@ +// 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 + +// nocmp is an uncomparable struct. Embed this inside another struct to make +// it uncomparable. +// +// type Foo struct { +// nocmp +// // ... +// } +// +// This DOES NOT: +// +// - Disallow shallow copies of structs +// - Disallow comparison of pointers to uncomparable structs +type nocmp [0]func() diff --git a/vendor/go.uber.org/atomic/pointer_go118.go b/vendor/go.uber.org/atomic/pointer_go118.go new file mode 100644 index 0000000..e0f47db --- /dev/null +++ b/vendor/go.uber.org/atomic/pointer_go118.go @@ -0,0 +1,60 @@ +// Copyright (c) 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. + +//go:build go1.18 && !go1.19 +// +build go1.18,!go1.19 + +package atomic + +import "unsafe" + +type Pointer[T any] struct { + _ nocmp // disallow non-atomic comparison + p UnsafePointer +} + +// NewPointer creates a new Pointer. +func NewPointer[T any](v *T) *Pointer[T] { + var p Pointer[T] + if v != nil { + p.p.Store(unsafe.Pointer(v)) + } + return &p +} + +// Load atomically loads the wrapped value. +func (p *Pointer[T]) Load() *T { + return (*T)(p.p.Load()) +} + +// Store atomically stores the passed value. +func (p *Pointer[T]) Store(val *T) { + p.p.Store(unsafe.Pointer(val)) +} + +// Swap atomically swaps the wrapped pointer and returns the old value. +func (p *Pointer[T]) Swap(val *T) (old *T) { + return (*T)(p.p.Swap(unsafe.Pointer(val))) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (p *Pointer[T]) CompareAndSwap(old, new *T) (swapped bool) { + return p.p.CompareAndSwap(unsafe.Pointer(old), unsafe.Pointer(new)) +} diff --git a/vendor/go.uber.org/atomic/pointer_go119.go b/vendor/go.uber.org/atomic/pointer_go119.go new file mode 100644 index 0000000..6726f17 --- /dev/null +++ b/vendor/go.uber.org/atomic/pointer_go119.go @@ -0,0 +1,61 @@ +// Copyright (c) 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. + +//go:build go1.19 +// +build go1.19 + +package atomic + +import "sync/atomic" + +// Pointer is an atomic pointer of type *T. +type Pointer[T any] struct { + _ nocmp // disallow non-atomic comparison + p atomic.Pointer[T] +} + +// NewPointer creates a new Pointer. +func NewPointer[T any](v *T) *Pointer[T] { + var p Pointer[T] + if v != nil { + p.p.Store(v) + } + return &p +} + +// Load atomically loads the wrapped value. +func (p *Pointer[T]) Load() *T { + return p.p.Load() +} + +// Store atomically stores the passed value. +func (p *Pointer[T]) Store(val *T) { + p.p.Store(val) +} + +// Swap atomically swaps the wrapped pointer and returns the old value. +func (p *Pointer[T]) Swap(val *T) (old *T) { + return p.p.Swap(val) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (p *Pointer[T]) CompareAndSwap(old, new *T) (swapped bool) { + return p.p.CompareAndSwap(old, new) +} diff --git a/vendor/go.uber.org/atomic/string.go b/vendor/go.uber.org/atomic/string.go new file mode 100644 index 0000000..c4bea70 --- /dev/null +++ b/vendor/go.uber.org/atomic/string.go @@ -0,0 +1,65 @@ +// @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 + +// String is an atomic type-safe wrapper for string values. +type String struct { + _ nocmp // disallow non-atomic comparison + + v Value +} + +var _zeroString string + +// NewString creates a new String. +func NewString(val string) *String { + x := &String{} + if val != _zeroString { + x.Store(val) + } + return x +} + +// Load atomically loads the wrapped string. +func (x *String) Load() string { + if v := x.v.Load(); v != nil { + return v.(string) + } + return _zeroString +} + +// Store atomically stores the passed string. +func (x *String) Store(val string) { + x.v.Store(val) +} + +// CompareAndSwap is an atomic compare-and-swap for string values. +func (x *String) CompareAndSwap(old, new string) (swapped bool) { + return x.v.CompareAndSwap(old, new) +} + +// Swap atomically stores the given string and returns the old +// value. +func (x *String) Swap(val string) (old string) { + return x.v.Swap(val).(string) +} diff --git a/vendor/go.uber.org/atomic/string_ext.go b/vendor/go.uber.org/atomic/string_ext.go new file mode 100644 index 0000000..1f63dfd --- /dev/null +++ b/vendor/go.uber.org/atomic/string_ext.go @@ -0,0 +1,43 @@ +// 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 + +//go:generate bin/gen-atomicwrapper -name=String -type=string -wrapped=Value -compareandswap -swap -file=string.go + +// String returns the wrapped value. +func (s *String) String() string { + return s.Load() +} + +// MarshalText encodes the wrapped string into a textual form. +// +// This makes it encodable as JSON, YAML, XML, and more. +func (s *String) MarshalText() ([]byte, error) { + return []byte(s.Load()), nil +} + +// UnmarshalText decodes text and replaces the wrapped string with it. +// +// This makes it decodable from JSON, YAML, XML, and more. +func (s *String) UnmarshalText(b []byte) error { + s.Store(string(b)) + return nil +} diff --git a/vendor/go.uber.org/atomic/time.go b/vendor/go.uber.org/atomic/time.go new file mode 100644 index 0000000..1660feb --- /dev/null +++ b/vendor/go.uber.org/atomic/time.go @@ -0,0 +1,55 @@ +// @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 ( + "time" +) + +// Time is an atomic type-safe wrapper for time.Time values. +type Time struct { + _ nocmp // disallow non-atomic comparison + + v Value +} + +var _zeroTime time.Time + +// NewTime creates a new Time. +func NewTime(val time.Time) *Time { + x := &Time{} + if val != _zeroTime { + x.Store(val) + } + return x +} + +// Load atomically loads the wrapped time.Time. +func (x *Time) Load() time.Time { + return unpackTime(x.v.Load()) +} + +// Store atomically stores the passed time.Time. +func (x *Time) Store(val time.Time) { + x.v.Store(packTime(val)) +} diff --git a/vendor/go.uber.org/atomic/time_ext.go b/vendor/go.uber.org/atomic/time_ext.go new file mode 100644 index 0000000..1e3dc97 --- /dev/null +++ b/vendor/go.uber.org/atomic/time_ext.go @@ -0,0 +1,36 @@ +// Copyright (c) 2021 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 "time" + +//go:generate bin/gen-atomicwrapper -name=Time -type=time.Time -wrapped=Value -pack=packTime -unpack=unpackTime -imports time -file=time.go + +func packTime(t time.Time) interface{} { + return t +} + +func unpackTime(v interface{}) time.Time { + if t, ok := v.(time.Time); ok { + return t + } + return time.Time{} +} diff --git a/vendor/go.uber.org/atomic/uint32.go b/vendor/go.uber.org/atomic/uint32.go new file mode 100644 index 0000000..d6f04a9 --- /dev/null +++ b/vendor/go.uber.org/atomic/uint32.go @@ -0,0 +1,109 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "strconv" + "sync/atomic" +) + +// Uint32 is an atomic wrapper around uint32. +type Uint32 struct { + _ nocmp // disallow non-atomic comparison + + v uint32 +} + +// NewUint32 creates a new Uint32. +func NewUint32(val uint32) *Uint32 { + return &Uint32{v: val} +} + +// Load atomically loads the wrapped value. +func (i *Uint32) Load() uint32 { + return atomic.LoadUint32(&i.v) +} + +// Add atomically adds to the wrapped uint32 and returns the new value. +func (i *Uint32) Add(delta uint32) uint32 { + return atomic.AddUint32(&i.v, delta) +} + +// Sub atomically subtracts from the wrapped uint32 and returns the new value. +func (i *Uint32) Sub(delta uint32) uint32 { + return atomic.AddUint32(&i.v, ^(delta - 1)) +} + +// Inc atomically increments the wrapped uint32 and returns the new value. +func (i *Uint32) Inc() uint32 { + return i.Add(1) +} + +// Dec atomically decrements the wrapped uint32 and returns the new value. +func (i *Uint32) Dec() uint32 { + return i.Sub(1) +} + +// CAS is an atomic compare-and-swap. +// +// Deprecated: Use CompareAndSwap. +func (i *Uint32) CAS(old, new uint32) (swapped bool) { + return i.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (i *Uint32) CompareAndSwap(old, new uint32) (swapped bool) { + return atomic.CompareAndSwapUint32(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Uint32) Store(val uint32) { + atomic.StoreUint32(&i.v, val) +} + +// Swap atomically swaps the wrapped uint32 and returns the old value. +func (i *Uint32) Swap(val uint32) (old uint32) { + return atomic.SwapUint32(&i.v, val) +} + +// MarshalJSON encodes the wrapped uint32 into JSON. +func (i *Uint32) MarshalJSON() ([]byte, error) { + return json.Marshal(i.Load()) +} + +// UnmarshalJSON decodes JSON into the wrapped uint32. +func (i *Uint32) UnmarshalJSON(b []byte) error { + var v uint32 + if err := json.Unmarshal(b, &v); err != nil { + return err + } + i.Store(v) + return nil +} + +// String encodes the wrapped value as a string. +func (i *Uint32) String() string { + v := i.Load() + return strconv.FormatUint(uint64(v), 10) +} diff --git a/vendor/go.uber.org/atomic/uint64.go b/vendor/go.uber.org/atomic/uint64.go new file mode 100644 index 0000000..2574bdd --- /dev/null +++ b/vendor/go.uber.org/atomic/uint64.go @@ -0,0 +1,109 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "strconv" + "sync/atomic" +) + +// Uint64 is an atomic wrapper around uint64. +type Uint64 struct { + _ nocmp // disallow non-atomic comparison + + v uint64 +} + +// NewUint64 creates a new Uint64. +func NewUint64(val uint64) *Uint64 { + return &Uint64{v: val} +} + +// Load atomically loads the wrapped value. +func (i *Uint64) Load() uint64 { + return atomic.LoadUint64(&i.v) +} + +// Add atomically adds to the wrapped uint64 and returns the new value. +func (i *Uint64) Add(delta uint64) uint64 { + return atomic.AddUint64(&i.v, delta) +} + +// Sub atomically subtracts from the wrapped uint64 and returns the new value. +func (i *Uint64) Sub(delta uint64) uint64 { + return atomic.AddUint64(&i.v, ^(delta - 1)) +} + +// Inc atomically increments the wrapped uint64 and returns the new value. +func (i *Uint64) Inc() uint64 { + return i.Add(1) +} + +// Dec atomically decrements the wrapped uint64 and returns the new value. +func (i *Uint64) Dec() uint64 { + return i.Sub(1) +} + +// CAS is an atomic compare-and-swap. +// +// Deprecated: Use CompareAndSwap. +func (i *Uint64) CAS(old, new uint64) (swapped bool) { + return i.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (i *Uint64) CompareAndSwap(old, new uint64) (swapped bool) { + return atomic.CompareAndSwapUint64(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Uint64) Store(val uint64) { + atomic.StoreUint64(&i.v, val) +} + +// Swap atomically swaps the wrapped uint64 and returns the old value. +func (i *Uint64) Swap(val uint64) (old uint64) { + return atomic.SwapUint64(&i.v, val) +} + +// MarshalJSON encodes the wrapped uint64 into JSON. +func (i *Uint64) MarshalJSON() ([]byte, error) { + return json.Marshal(i.Load()) +} + +// UnmarshalJSON decodes JSON into the wrapped uint64. +func (i *Uint64) UnmarshalJSON(b []byte) error { + var v uint64 + if err := json.Unmarshal(b, &v); err != nil { + return err + } + i.Store(v) + return nil +} + +// String encodes the wrapped value as a string. +func (i *Uint64) String() string { + v := i.Load() + return strconv.FormatUint(uint64(v), 10) +} diff --git a/vendor/go.uber.org/atomic/uintptr.go b/vendor/go.uber.org/atomic/uintptr.go new file mode 100644 index 0000000..81b275a --- /dev/null +++ b/vendor/go.uber.org/atomic/uintptr.go @@ -0,0 +1,109 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "strconv" + "sync/atomic" +) + +// Uintptr is an atomic wrapper around uintptr. +type Uintptr struct { + _ nocmp // disallow non-atomic comparison + + v uintptr +} + +// NewUintptr creates a new Uintptr. +func NewUintptr(val uintptr) *Uintptr { + return &Uintptr{v: val} +} + +// Load atomically loads the wrapped value. +func (i *Uintptr) Load() uintptr { + return atomic.LoadUintptr(&i.v) +} + +// Add atomically adds to the wrapped uintptr and returns the new value. +func (i *Uintptr) Add(delta uintptr) uintptr { + return atomic.AddUintptr(&i.v, delta) +} + +// Sub atomically subtracts from the wrapped uintptr and returns the new value. +func (i *Uintptr) Sub(delta uintptr) uintptr { + return atomic.AddUintptr(&i.v, ^(delta - 1)) +} + +// Inc atomically increments the wrapped uintptr and returns the new value. +func (i *Uintptr) Inc() uintptr { + return i.Add(1) +} + +// Dec atomically decrements the wrapped uintptr and returns the new value. +func (i *Uintptr) Dec() uintptr { + return i.Sub(1) +} + +// CAS is an atomic compare-and-swap. +// +// Deprecated: Use CompareAndSwap. +func (i *Uintptr) CAS(old, new uintptr) (swapped bool) { + return i.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (i *Uintptr) CompareAndSwap(old, new uintptr) (swapped bool) { + return atomic.CompareAndSwapUintptr(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Uintptr) Store(val uintptr) { + atomic.StoreUintptr(&i.v, val) +} + +// Swap atomically swaps the wrapped uintptr and returns the old value. +func (i *Uintptr) Swap(val uintptr) (old uintptr) { + return atomic.SwapUintptr(&i.v, val) +} + +// MarshalJSON encodes the wrapped uintptr into JSON. +func (i *Uintptr) MarshalJSON() ([]byte, error) { + return json.Marshal(i.Load()) +} + +// UnmarshalJSON decodes JSON into the wrapped uintptr. +func (i *Uintptr) UnmarshalJSON(b []byte) error { + var v uintptr + if err := json.Unmarshal(b, &v); err != nil { + return err + } + i.Store(v) + return nil +} + +// String encodes the wrapped value as a string. +func (i *Uintptr) String() string { + v := i.Load() + return strconv.FormatUint(uint64(v), 10) +} diff --git a/vendor/go.uber.org/atomic/unsafe_pointer.go b/vendor/go.uber.org/atomic/unsafe_pointer.go new file mode 100644 index 0000000..34868ba --- /dev/null +++ b/vendor/go.uber.org/atomic/unsafe_pointer.go @@ -0,0 +1,65 @@ +// Copyright (c) 2021-2022 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 ( + "sync/atomic" + "unsafe" +) + +// UnsafePointer is an atomic wrapper around unsafe.Pointer. +type UnsafePointer struct { + _ nocmp // disallow non-atomic comparison + + v unsafe.Pointer +} + +// NewUnsafePointer creates a new UnsafePointer. +func NewUnsafePointer(val unsafe.Pointer) *UnsafePointer { + return &UnsafePointer{v: val} +} + +// Load atomically loads the wrapped value. +func (p *UnsafePointer) Load() unsafe.Pointer { + return atomic.LoadPointer(&p.v) +} + +// Store atomically stores the passed value. +func (p *UnsafePointer) Store(val unsafe.Pointer) { + atomic.StorePointer(&p.v, val) +} + +// Swap atomically swaps the wrapped unsafe.Pointer and returns the old value. +func (p *UnsafePointer) Swap(val unsafe.Pointer) (old unsafe.Pointer) { + return atomic.SwapPointer(&p.v, val) +} + +// CAS is an atomic compare-and-swap. +// +// Deprecated: Use CompareAndSwap +func (p *UnsafePointer) CAS(old, new unsafe.Pointer) (swapped bool) { + return p.CompareAndSwap(old, new) +} + +// CompareAndSwap is an atomic compare-and-swap. +func (p *UnsafePointer) CompareAndSwap(old, new unsafe.Pointer) (swapped bool) { + return atomic.CompareAndSwapPointer(&p.v, old, new) +} diff --git a/vendor/go.uber.org/atomic/value.go b/vendor/go.uber.org/atomic/value.go new file mode 100644 index 0000000..52caedb --- /dev/null +++ b/vendor/go.uber.org/atomic/value.go @@ -0,0 +1,31 @@ +// 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 "sync/atomic" + +// Value shadows the type of the same name from sync/atomic +// https://godoc.org/sync/atomic#Value +type Value struct { + _ nocmp // disallow non-atomic comparison + + atomic.Value +} |