diff options
Diffstat (limited to 'vendor/go.uber.org')
29 files changed, 1230 insertions, 467 deletions
diff --git a/vendor/go.uber.org/atomic/.codecov.yml b/vendor/go.uber.org/atomic/.codecov.yml index 6d4d1be7b..571116cc3 100644 --- a/vendor/go.uber.org/atomic/.codecov.yml +++ b/vendor/go.uber.org/atomic/.codecov.yml @@ -13,3 +13,7 @@ coverage: 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 index 0a4504f11..c3fa25389 100644 --- a/vendor/go.uber.org/atomic/.gitignore +++ b/vendor/go.uber.org/atomic/.gitignore @@ -1,6 +1,7 @@ +/bin .DS_Store /vendor -/cover +cover.html cover.out lint.log diff --git a/vendor/go.uber.org/atomic/.travis.yml b/vendor/go.uber.org/atomic/.travis.yml index 0f3769e5f..13d0a4f25 100644 --- a/vendor/go.uber.org/atomic/.travis.yml +++ b/vendor/go.uber.org/atomic/.travis.yml @@ -2,26 +2,26 @@ sudo: false language: go go_import_path: go.uber.org/atomic -go: - - 1.11.x - - 1.12.x +env: + global: + - GO111MODULE=on matrix: include: - - go: 1.12.x - env: NO_TEST=yes LINT=yes + - go: oldstable + - go: stable + env: LINT=1 cache: directories: - vendor -install: - - make install_ci +before_install: + - go version script: - - test -n "$NO_TEST" || make test_ci - - test -n "$NO_TEST" || scripts/test-ubergo.sh - - test -z "$LINT" || make install_lint lint + - test -z "$LINT" || make lint + - make cover after_success: - bash <(curl -s https://codecov.io/bash) diff --git a/vendor/go.uber.org/atomic/CHANGELOG.md b/vendor/go.uber.org/atomic/CHANGELOG.md new file mode 100644 index 000000000..24c0274dc --- /dev/null +++ b/vendor/go.uber.org/atomic/CHANGELOG.md @@ -0,0 +1,76 @@ +# 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). + +## [1.7.0] - 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}`. + +## [1.6.0] - 2020-02-24 +### Changed +- Drop library dependency on `golang.org/x/{lint, tools}`. + +## [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. + +## [1.5.0] - 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`. + +## [1.4.0] - 2019-05-01 +### Added + - Add `atomic.Error` type for atomic operations on `error` values. + +## [1.3.2] - 2018-05-02 +### Added +- Add `atomic.Duration` type for atomic operations on `time.Duration` values. + +## [1.3.1] - 2017-11-14 +### Fixed +- Revert optimization for `atomic.String.Store("")` which caused data races. + +## [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. + +## [1.2.0] - 2017-04-12 +### Added +- Shadow `atomic.Value` from `sync/atomic`. + +## [1.1.0] - 2017-03-10 +### Added +- Add atomic `Float64` type. + +### Changed +- Support new `go.uber.org/atomic` import path. + +## [1.0.0] - 2016-07-18 + +- Initial release. + +[1.7.0]: https://github.com/uber-go/atomic/compare/v1.6.0...v1.7.0 +[1.6.0]: https://github.com/uber-go/atomic/compare/v1.5.1...v1.6.0 +[1.5.1]: https://github.com/uber-go/atomic/compare/v1.5.0...v1.5.1 +[1.5.0]: https://github.com/uber-go/atomic/compare/v1.4.0...v1.5.0 +[1.4.0]: https://github.com/uber-go/atomic/compare/v1.3.2...v1.4.0 +[1.3.2]: https://github.com/uber-go/atomic/compare/v1.3.1...v1.3.2 +[1.3.1]: https://github.com/uber-go/atomic/compare/v1.3.0...v1.3.1 +[1.3.0]: https://github.com/uber-go/atomic/compare/v1.2.0...v1.3.0 +[1.2.0]: https://github.com/uber-go/atomic/compare/v1.1.0...v1.2.0 +[1.1.0]: https://github.com/uber-go/atomic/compare/v1.0.0...v1.1.0 +[1.0.0]: https://github.com/uber-go/atomic/releases/tag/v1.0.0 diff --git a/vendor/go.uber.org/atomic/Makefile b/vendor/go.uber.org/atomic/Makefile index 1ef263075..1b1376d42 100644 --- a/vendor/go.uber.org/atomic/Makefile +++ b/vendor/go.uber.org/atomic/Makefile @@ -1,51 +1,78 @@ -# Many Go tools take file globs or directories as arguments instead of packages. -PACKAGE_FILES ?= *.go +# Directory to place `go install`ed binaries into. +export GOBIN ?= $(shell pwd)/bin -# For pre go1.6 -export GO15VENDOREXPERIMENT=1 +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 -i ./... + go build ./... +.PHONY: test +test: + go test -race ./... -.PHONY: install -install: - glide --version || go get github.com/Masterminds/glide - glide install +.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 -.PHONY: test -test: - go test -cover -race ./... +$(STATICCHECK): + cd tools && go install honnef.co/go/tools/cmd/staticcheck +$(GEN_ATOMICWRAPPER): $(wildcard ./internal/gen-atomicwrapper/*) + go build -o $@ ./internal/gen-atomicwrapper -.PHONY: install_ci -install_ci: install - go get github.com/wadey/gocovmerge - go get github.com/mattn/goveralls - go get golang.org/x/tools/cmd/cover +$(GEN_ATOMICINT): $(wildcard ./internal/gen-atomicint/*) + go build -o $@ ./internal/gen-atomicint -.PHONY: install_lint -install_lint: - go get golang.org/x/lint/golint +.PHONY: golint +golint: $(GOLINT) + $(GOLINT) ./... +.PHONY: staticcheck +staticcheck: $(STATICCHECK) + $(STATICCHECK) ./... .PHONY: lint -lint: - @rm -rf lint.log - @echo "Checking formatting..." - @gofmt -d -s $(PACKAGE_FILES) 2>&1 | tee lint.log - @echo "Checking vet..." - @go vet ./... 2>&1 | tee -a lint.log;) - @echo "Checking lint..." - @golint $$(go list ./...) 2>&1 | tee -a lint.log - @echo "Checking for unresolved FIXMEs..." - @git grep -i fixme | grep -v -e vendor -e Makefile | tee -a lint.log - @[ ! -s lint.log ] - - -.PHONY: test_ci -test_ci: install_ci build - ./scripts/cover.sh $(shell go list $(PACKAGES)) +lint: gofmt golint staticcheck generatenodirty + +# comma separated list of packages to consider for code coverage. +COVER_PKG = $(shell \ + go list -find ./... | \ + grep -v $(foreach pkg,$(COVER_IGNORE_PKGS),-e "^$(pkg)$$") | \ + 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 "$$(git status --porcelain)" ] || ( \ + echo "Working tree is dirty. Commit your changes first."; \ + exit 1 ) + @make generate + @status=$$(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 index 62eb8e576..ade0c20f1 100644 --- a/vendor/go.uber.org/atomic/README.md +++ b/vendor/go.uber.org/atomic/README.md @@ -3,9 +3,34 @@ Simple wrappers for primitive types to enforce atomic access. ## Installation -`go get -u go.uber.org/atomic` + +```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 @@ -21,9 +46,11 @@ 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 diff --git a/vendor/go.uber.org/atomic/atomic.go b/vendor/go.uber.org/atomic/atomic.go deleted file mode 100644 index 1db6849fc..000000000 --- a/vendor/go.uber.org/atomic/atomic.go +++ /dev/null @@ -1,351 +0,0 @@ -// 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. - -// Package atomic provides simple wrappers around numerics to enforce atomic -// access. -package atomic - -import ( - "math" - "sync/atomic" - "time" -) - -// Int32 is an atomic wrapper around an int32. -type Int32 struct{ v int32 } - -// NewInt32 creates an Int32. -func NewInt32(i int32) *Int32 { - return &Int32{i} -} - -// 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(n int32) int32 { - return atomic.AddInt32(&i.v, n) -} - -// Sub atomically subtracts from the wrapped int32 and returns the new value. -func (i *Int32) Sub(n int32) int32 { - return atomic.AddInt32(&i.v, -n) -} - -// 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. -func (i *Int32) CAS(old, new int32) bool { - return atomic.CompareAndSwapInt32(&i.v, old, new) -} - -// Store atomically stores the passed value. -func (i *Int32) Store(n int32) { - atomic.StoreInt32(&i.v, n) -} - -// Swap atomically swaps the wrapped int32 and returns the old value. -func (i *Int32) Swap(n int32) int32 { - return atomic.SwapInt32(&i.v, n) -} - -// Int64 is an atomic wrapper around an int64. -type Int64 struct{ v int64 } - -// NewInt64 creates an Int64. -func NewInt64(i int64) *Int64 { - return &Int64{i} -} - -// 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(n int64) int64 { - return atomic.AddInt64(&i.v, n) -} - -// Sub atomically subtracts from the wrapped int64 and returns the new value. -func (i *Int64) Sub(n int64) int64 { - return atomic.AddInt64(&i.v, -n) -} - -// 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. -func (i *Int64) CAS(old, new int64) bool { - return atomic.CompareAndSwapInt64(&i.v, old, new) -} - -// Store atomically stores the passed value. -func (i *Int64) Store(n int64) { - atomic.StoreInt64(&i.v, n) -} - -// Swap atomically swaps the wrapped int64 and returns the old value. -func (i *Int64) Swap(n int64) int64 { - return atomic.SwapInt64(&i.v, n) -} - -// Uint32 is an atomic wrapper around an uint32. -type Uint32 struct{ v uint32 } - -// NewUint32 creates a Uint32. -func NewUint32(i uint32) *Uint32 { - return &Uint32{i} -} - -// 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(n uint32) uint32 { - return atomic.AddUint32(&i.v, n) -} - -// Sub atomically subtracts from the wrapped uint32 and returns the new value. -func (i *Uint32) Sub(n uint32) uint32 { - return atomic.AddUint32(&i.v, ^(n - 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 int32 and returns the new value. -func (i *Uint32) Dec() uint32 { - return i.Sub(1) -} - -// CAS is an atomic compare-and-swap. -func (i *Uint32) CAS(old, new uint32) bool { - return atomic.CompareAndSwapUint32(&i.v, old, new) -} - -// Store atomically stores the passed value. -func (i *Uint32) Store(n uint32) { - atomic.StoreUint32(&i.v, n) -} - -// Swap atomically swaps the wrapped uint32 and returns the old value. -func (i *Uint32) Swap(n uint32) uint32 { - return atomic.SwapUint32(&i.v, n) -} - -// Uint64 is an atomic wrapper around a uint64. -type Uint64 struct{ v uint64 } - -// NewUint64 creates a Uint64. -func NewUint64(i uint64) *Uint64 { - return &Uint64{i} -} - -// 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(n uint64) uint64 { - return atomic.AddUint64(&i.v, n) -} - -// Sub atomically subtracts from the wrapped uint64 and returns the new value. -func (i *Uint64) Sub(n uint64) uint64 { - return atomic.AddUint64(&i.v, ^(n - 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. -func (i *Uint64) CAS(old, new uint64) bool { - return atomic.CompareAndSwapUint64(&i.v, old, new) -} - -// Store atomically stores the passed value. -func (i *Uint64) Store(n uint64) { - atomic.StoreUint64(&i.v, n) -} - -// Swap atomically swaps the wrapped uint64 and returns the old value. -func (i *Uint64) Swap(n uint64) uint64 { - return atomic.SwapUint64(&i.v, n) -} - -// Bool is an atomic Boolean. -type Bool struct{ v uint32 } - -// NewBool creates a Bool. -func NewBool(initial bool) *Bool { - return &Bool{boolToInt(initial)} -} - -// Load atomically loads the Boolean. -func (b *Bool) Load() bool { - return truthy(atomic.LoadUint32(&b.v)) -} - -// CAS is an atomic compare-and-swap. -func (b *Bool) CAS(old, new bool) bool { - return atomic.CompareAndSwapUint32(&b.v, boolToInt(old), boolToInt(new)) -} - -// Store atomically stores the passed value. -func (b *Bool) Store(new bool) { - atomic.StoreUint32(&b.v, boolToInt(new)) -} - -// Swap sets the given value and returns the previous value. -func (b *Bool) Swap(new bool) bool { - return truthy(atomic.SwapUint32(&b.v, boolToInt(new))) -} - -// Toggle atomically negates the Boolean and returns the previous value. -func (b *Bool) Toggle() bool { - return truthy(atomic.AddUint32(&b.v, 1) - 1) -} - -func truthy(n uint32) bool { - return n&1 == 1 -} - -func boolToInt(b bool) uint32 { - if b { - return 1 - } - return 0 -} - -// Float64 is an atomic wrapper around float64. -type Float64 struct { - v uint64 -} - -// NewFloat64 creates a Float64. -func NewFloat64(f float64) *Float64 { - return &Float64{math.Float64bits(f)} -} - -// Load atomically loads the wrapped value. -func (f *Float64) Load() float64 { - return math.Float64frombits(atomic.LoadUint64(&f.v)) -} - -// Store atomically stores the passed value. -func (f *Float64) Store(s float64) { - atomic.StoreUint64(&f.v, math.Float64bits(s)) -} - -// Add atomically adds to the wrapped float64 and returns the new value. -func (f *Float64) Add(s float64) float64 { - for { - old := f.Load() - new := old + s - if f.CAS(old, new) { - return new - } - } -} - -// Sub atomically subtracts from the wrapped float64 and returns the new value. -func (f *Float64) Sub(s float64) float64 { - return f.Add(-s) -} - -// CAS is an atomic compare-and-swap. -func (f *Float64) CAS(old, new float64) bool { - return atomic.CompareAndSwapUint64(&f.v, math.Float64bits(old), math.Float64bits(new)) -} - -// Duration is an atomic wrapper around time.Duration -// https://godoc.org/time#Duration -type Duration struct { - v Int64 -} - -// NewDuration creates a Duration. -func NewDuration(d time.Duration) *Duration { - return &Duration{v: *NewInt64(int64(d))} -} - -// Load atomically loads the wrapped value. -func (d *Duration) Load() time.Duration { - return time.Duration(d.v.Load()) -} - -// Store atomically stores the passed value. -func (d *Duration) Store(n time.Duration) { - d.v.Store(int64(n)) -} - -// Add atomically adds to the wrapped time.Duration and returns the new value. -func (d *Duration) Add(n time.Duration) time.Duration { - return time.Duration(d.v.Add(int64(n))) -} - -// Sub atomically subtracts from the wrapped time.Duration and returns the new value. -func (d *Duration) Sub(n time.Duration) time.Duration { - return time.Duration(d.v.Sub(int64(n))) -} - -// Swap atomically swaps the wrapped time.Duration and returns the old value. -func (d *Duration) Swap(n time.Duration) time.Duration { - return time.Duration(d.v.Swap(int64(n))) -} - -// CAS is an atomic compare-and-swap. -func (d *Duration) CAS(old, new time.Duration) bool { - return d.v.CAS(int64(old), int64(new)) -} - -// Value shadows the type of the same name from sync/atomic -// https://godoc.org/sync/atomic#Value -type Value struct{ atomic.Value } diff --git a/vendor/go.uber.org/atomic/bool.go b/vendor/go.uber.org/atomic/bool.go new file mode 100644 index 000000000..9cf1914b1 --- /dev/null +++ b/vendor/go.uber.org/atomic/bool.go @@ -0,0 +1,81 @@ +// @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" +) + +// 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(v bool) *Bool { + x := &Bool{} + if v != _zeroBool { + x.Store(v) + } + 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(v bool) { + x.v.Store(boolToInt(v)) +} + +// CAS is an atomic compare-and-swap for bool values. +func (x *Bool) CAS(o, n bool) bool { + return x.v.CAS(boolToInt(o), boolToInt(n)) +} + +// Swap atomically stores the given bool and returns the old +// value. +func (x *Bool) Swap(o bool) bool { + return truthy(x.v.Swap(boolToInt(o))) +} + +// 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 000000000..c7bf7a827 --- /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() 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 000000000..ae7390ee6 --- /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 000000000..027cfcb20 --- /dev/null +++ b/vendor/go.uber.org/atomic/duration.go @@ -0,0 +1,82 @@ +// @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" + "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(v time.Duration) *Duration { + x := &Duration{} + if v != _zeroDuration { + x.Store(v) + } + 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(v time.Duration) { + x.v.Store(int64(v)) +} + +// CAS is an atomic compare-and-swap for time.Duration values. +func (x *Duration) CAS(o, n time.Duration) bool { + return x.v.CAS(int64(o), int64(n)) +} + +// Swap atomically stores the given time.Duration and returns the old +// value. +func (x *Duration) Swap(o time.Duration) time.Duration { + return time.Duration(x.v.Swap(int64(o))) +} + +// 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 000000000..6273b66bd --- /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(n time.Duration) time.Duration { + return time.Duration(d.v.Add(int64(n))) +} + +// Sub atomically subtracts from the wrapped time.Duration and returns the new value. +func (d *Duration) Sub(n time.Duration) time.Duration { + return time.Duration(d.v.Sub(int64(n))) +} + +// 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 index 0489d19ba..a6166fbea 100644 --- a/vendor/go.uber.org/atomic/error.go +++ b/vendor/go.uber.org/atomic/error.go @@ -1,4 +1,6 @@ -// Copyright (c) 2016 Uber Technologies, Inc. +// @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 @@ -20,36 +22,30 @@ package atomic -// Error is an atomic type-safe wrapper around Value for errors -type Error struct{ v Value } - -// errorHolder is non-nil holder for error object. -// atomic.Value panics on saving nil object, so err object needs to be -// wrapped with valid object first. -type errorHolder struct{ err error } +// Error is an atomic type-safe wrapper for error values. +type Error struct { + _ nocmp // disallow non-atomic comparison -// NewError creates new atomic error object -func NewError(err error) *Error { - e := &Error{} - if err != nil { - e.Store(err) - } - return e + v Value } -// Load atomically loads the wrapped error -func (e *Error) Load() error { - v := e.v.Load() - if v == nil { - return nil +var _zeroError error + +// NewError creates a new Error. +func NewError(v error) *Error { + x := &Error{} + if v != _zeroError { + x.Store(v) } + return x +} - eh := v.(errorHolder) - return eh.err +// Load atomically loads the wrapped error. +func (x *Error) Load() error { + return unpackError(x.v.Load()) } -// Store atomically stores error. -// NOTE: a holder object is allocated on each Store call. -func (e *Error) Store(err error) { - e.v.Store(errorHolder{err: err}) +// Store atomically stores the passed error. +func (x *Error) Store(v error) { + x.v.Store(packError(v)) } 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 000000000..ffe0be21c --- /dev/null +++ b/vendor/go.uber.org/atomic/error_ext.go @@ -0,0 +1,39 @@ +// 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 + +// 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 -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/float64.go b/vendor/go.uber.org/atomic/float64.go new file mode 100644 index 000000000..071906020 --- /dev/null +++ b/vendor/go.uber.org/atomic/float64.go @@ -0,0 +1,76 @@ +// @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 +} 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 000000000..927b1add7 --- /dev/null +++ b/vendor/go.uber.org/atomic/float64_ext.go @@ -0,0 +1,47 @@ +// 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=Float64 -type=float64 -wrapped=Uint64 -pack=math.Float64bits -unpack=math.Float64frombits -cas -json -imports math -file=float64.go + +// Add atomically adds to the wrapped float64 and returns the new value. +func (f *Float64) Add(s float64) float64 { + for { + old := f.Load() + new := old + s + if f.CAS(old, new) { + return new + } + } +} + +// Sub atomically subtracts from the wrapped float64 and returns the new value. +func (f *Float64) Sub(s float64) float64 { + return f.Add(-s) +} + +// 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 000000000..50d6b2485 --- /dev/null +++ b/vendor/go.uber.org/atomic/gen.go @@ -0,0 +1,26 @@ +// 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 diff --git a/vendor/go.uber.org/atomic/glide.lock b/vendor/go.uber.org/atomic/glide.lock deleted file mode 100644 index 3c72c5997..000000000 --- a/vendor/go.uber.org/atomic/glide.lock +++ /dev/null @@ -1,17 +0,0 @@ -hash: f14d51408e3e0e4f73b34e4039484c78059cd7fc5f4996fdd73db20dc8d24f53 -updated: 2016-10-27T00:10:51.16960137-07:00 -imports: [] -testImports: -- name: github.com/davecgh/go-spew - version: 5215b55f46b2b919f50a1df0eaa5886afe4e3b3d - subpackages: - - spew -- name: github.com/pmezard/go-difflib - version: d8ed2627bdf02c080bf22230dbb337003b7aba2d - subpackages: - - difflib -- name: github.com/stretchr/testify - version: d77da356e56a7428ad25149ca77381849a6a5232 - subpackages: - - assert - - require diff --git a/vendor/go.uber.org/atomic/glide.yaml b/vendor/go.uber.org/atomic/glide.yaml deleted file mode 100644 index 4cf608ec0..000000000 --- a/vendor/go.uber.org/atomic/glide.yaml +++ /dev/null @@ -1,6 +0,0 @@ -package: go.uber.org/atomic -testImport: -- package: github.com/stretchr/testify - subpackages: - - assert - - require diff --git a/vendor/go.uber.org/atomic/go.mod b/vendor/go.uber.org/atomic/go.mod new file mode 100644 index 000000000..daa7599fe --- /dev/null +++ b/vendor/go.uber.org/atomic/go.mod @@ -0,0 +1,8 @@ +module go.uber.org/atomic + +require ( + github.com/davecgh/go-spew v1.1.1 // indirect + github.com/stretchr/testify v1.3.0 +) + +go 1.13 diff --git a/vendor/go.uber.org/atomic/go.sum b/vendor/go.uber.org/atomic/go.sum new file mode 100644 index 000000000..4f76e62c1 --- /dev/null +++ b/vendor/go.uber.org/atomic/go.sum @@ -0,0 +1,9 @@ +github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= +github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q= +github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= diff --git a/vendor/go.uber.org/atomic/int32.go b/vendor/go.uber.org/atomic/int32.go new file mode 100644 index 000000000..18ae56493 --- /dev/null +++ b/vendor/go.uber.org/atomic/int32.go @@ -0,0 +1,102 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "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(i int32) *Int32 { + return &Int32{v: i} +} + +// 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(n int32) int32 { + return atomic.AddInt32(&i.v, n) +} + +// Sub atomically subtracts from the wrapped int32 and returns the new value. +func (i *Int32) Sub(n int32) int32 { + return atomic.AddInt32(&i.v, -n) +} + +// 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. +func (i *Int32) CAS(old, new int32) bool { + return atomic.CompareAndSwapInt32(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Int32) Store(n int32) { + atomic.StoreInt32(&i.v, n) +} + +// Swap atomically swaps the wrapped int32 and returns the old value. +func (i *Int32) Swap(n int32) int32 { + return atomic.SwapInt32(&i.v, n) +} + +// 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 000000000..2bcbbfaa9 --- /dev/null +++ b/vendor/go.uber.org/atomic/int64.go @@ -0,0 +1,102 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "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(i int64) *Int64 { + return &Int64{v: i} +} + +// 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(n int64) int64 { + return atomic.AddInt64(&i.v, n) +} + +// Sub atomically subtracts from the wrapped int64 and returns the new value. +func (i *Int64) Sub(n int64) int64 { + return atomic.AddInt64(&i.v, -n) +} + +// 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. +func (i *Int64) CAS(old, new int64) bool { + return atomic.CompareAndSwapInt64(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Int64) Store(n int64) { + atomic.StoreInt64(&i.v, n) +} + +// Swap atomically swaps the wrapped int64 and returns the old value. +func (i *Int64) Swap(n int64) int64 { + return atomic.SwapInt64(&i.v, n) +} + +// 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 000000000..a8201cb4a --- /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/string.go b/vendor/go.uber.org/atomic/string.go index ede8136fa..225b7a2be 100644 --- a/vendor/go.uber.org/atomic/string.go +++ b/vendor/go.uber.org/atomic/string.go @@ -1,4 +1,6 @@ -// Copyright (c) 2016 Uber Technologies, Inc. +// @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 @@ -20,30 +22,33 @@ package atomic -// String is an atomic type-safe wrapper around Value for strings. -type String struct{ v Value } +// 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 String. -func NewString(str string) *String { - s := &String{} - if str != "" { - s.Store(str) +// NewString creates a new String. +func NewString(v string) *String { + x := &String{} + if v != _zeroString { + x.Store(v) } - return s + return x } // Load atomically loads the wrapped string. -func (s *String) Load() string { - v := s.v.Load() - if v == nil { - return "" +func (x *String) Load() string { + if v := x.v.Load(); v != nil { + return v.(string) } - return v.(string) + return _zeroString } // Store atomically stores the passed string. -// Note: Converting the string to an interface{} to store in the Value -// requires an allocation. -func (s *String) Store(str string) { - s.v.Store(str) +func (x *String) Store(v string) { + x.v.Store(v) } 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 000000000..3a9558213 --- /dev/null +++ b/vendor/go.uber.org/atomic/string_ext.go @@ -0,0 +1,43 @@ +// 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-atomicwrapper -name=String -type=string -wrapped=Value -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/uint32.go b/vendor/go.uber.org/atomic/uint32.go new file mode 100644 index 000000000..a973aba1a --- /dev/null +++ b/vendor/go.uber.org/atomic/uint32.go @@ -0,0 +1,102 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "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(i uint32) *Uint32 { + return &Uint32{v: i} +} + +// 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(n uint32) uint32 { + return atomic.AddUint32(&i.v, n) +} + +// Sub atomically subtracts from the wrapped uint32 and returns the new value. +func (i *Uint32) Sub(n uint32) uint32 { + return atomic.AddUint32(&i.v, ^(n - 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. +func (i *Uint32) CAS(old, new uint32) bool { + return atomic.CompareAndSwapUint32(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Uint32) Store(n uint32) { + atomic.StoreUint32(&i.v, n) +} + +// Swap atomically swaps the wrapped uint32 and returns the old value. +func (i *Uint32) Swap(n uint32) uint32 { + return atomic.SwapUint32(&i.v, n) +} + +// 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 000000000..3b6c71fd5 --- /dev/null +++ b/vendor/go.uber.org/atomic/uint64.go @@ -0,0 +1,102 @@ +// @generated Code generated by gen-atomicint. + +// 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" + "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(i uint64) *Uint64 { + return &Uint64{v: i} +} + +// 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(n uint64) uint64 { + return atomic.AddUint64(&i.v, n) +} + +// Sub atomically subtracts from the wrapped uint64 and returns the new value. +func (i *Uint64) Sub(n uint64) uint64 { + return atomic.AddUint64(&i.v, ^(n - 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. +func (i *Uint64) CAS(old, new uint64) bool { + return atomic.CompareAndSwapUint64(&i.v, old, new) +} + +// Store atomically stores the passed value. +func (i *Uint64) Store(n uint64) { + atomic.StoreUint64(&i.v, n) +} + +// Swap atomically swaps the wrapped uint64 and returns the old value. +func (i *Uint64) Swap(n uint64) uint64 { + return atomic.SwapUint64(&i.v, n) +} + +// 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/value.go b/vendor/go.uber.org/atomic/value.go new file mode 100644 index 000000000..671f3a382 --- /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 { + atomic.Value + + _ nocmp // disallow non-atomic comparison +} |