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-rw-r--r--vendor/golang.org/x/sync/errgroup/errgroup.go135
-rw-r--r--vendor/golang.org/x/sync/errgroup/go120.go13
-rw-r--r--vendor/golang.org/x/sync/errgroup/pre_go120.go14
3 files changed, 0 insertions, 162 deletions
diff --git a/vendor/golang.org/x/sync/errgroup/errgroup.go b/vendor/golang.org/x/sync/errgroup/errgroup.go
deleted file mode 100644
index 948a3ee..0000000
--- a/vendor/golang.org/x/sync/errgroup/errgroup.go
+++ /dev/null
@@ -1,135 +0,0 @@
-// Copyright 2016 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Package errgroup provides synchronization, error propagation, and Context
-// cancelation for groups of goroutines working on subtasks of a common task.
-//
-// [errgroup.Group] is related to [sync.WaitGroup] but adds handling of tasks
-// returning errors.
-package errgroup
-
-import (
- "context"
- "fmt"
- "sync"
-)
-
-type token struct{}
-
-// A Group is a collection of goroutines working on subtasks that are part of
-// the same overall task.
-//
-// A zero Group is valid, has no limit on the number of active goroutines,
-// and does not cancel on error.
-type Group struct {
- cancel func(error)
-
- wg sync.WaitGroup
-
- sem chan token
-
- errOnce sync.Once
- err error
-}
-
-func (g *Group) done() {
- if g.sem != nil {
- <-g.sem
- }
- g.wg.Done()
-}
-
-// WithContext returns a new Group and an associated Context derived from ctx.
-//
-// The derived Context is canceled the first time a function passed to Go
-// returns a non-nil error or the first time Wait returns, whichever occurs
-// first.
-func WithContext(ctx context.Context) (*Group, context.Context) {
- ctx, cancel := withCancelCause(ctx)
- return &Group{cancel: cancel}, ctx
-}
-
-// Wait blocks until all function calls from the Go method have returned, then
-// returns the first non-nil error (if any) from them.
-func (g *Group) Wait() error {
- g.wg.Wait()
- if g.cancel != nil {
- g.cancel(g.err)
- }
- return g.err
-}
-
-// Go calls the given function in a new goroutine.
-// It blocks until the new goroutine can be added without the number of
-// active goroutines in the group exceeding the configured limit.
-//
-// The first call to return a non-nil error cancels the group's context, if the
-// group was created by calling WithContext. The error will be returned by Wait.
-func (g *Group) Go(f func() error) {
- if g.sem != nil {
- g.sem <- token{}
- }
-
- g.wg.Add(1)
- go func() {
- defer g.done()
-
- if err := f(); err != nil {
- g.errOnce.Do(func() {
- g.err = err
- if g.cancel != nil {
- g.cancel(g.err)
- }
- })
- }
- }()
-}
-
-// TryGo calls the given function in a new goroutine only if the number of
-// active goroutines in the group is currently below the configured limit.
-//
-// The return value reports whether the goroutine was started.
-func (g *Group) TryGo(f func() error) bool {
- if g.sem != nil {
- select {
- case g.sem <- token{}:
- // Note: this allows barging iff channels in general allow barging.
- default:
- return false
- }
- }
-
- g.wg.Add(1)
- go func() {
- defer g.done()
-
- if err := f(); err != nil {
- g.errOnce.Do(func() {
- g.err = err
- if g.cancel != nil {
- g.cancel(g.err)
- }
- })
- }
- }()
- return true
-}
-
-// SetLimit limits the number of active goroutines in this group to at most n.
-// A negative value indicates no limit.
-//
-// Any subsequent call to the Go method will block until it can add an active
-// goroutine without exceeding the configured limit.
-//
-// The limit must not be modified while any goroutines in the group are active.
-func (g *Group) SetLimit(n int) {
- if n < 0 {
- g.sem = nil
- return
- }
- if len(g.sem) != 0 {
- panic(fmt.Errorf("errgroup: modify limit while %v goroutines in the group are still active", len(g.sem)))
- }
- g.sem = make(chan token, n)
-}
diff --git a/vendor/golang.org/x/sync/errgroup/go120.go b/vendor/golang.org/x/sync/errgroup/go120.go
deleted file mode 100644
index f93c740..0000000
--- a/vendor/golang.org/x/sync/errgroup/go120.go
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright 2023 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build go1.20
-
-package errgroup
-
-import "context"
-
-func withCancelCause(parent context.Context) (context.Context, func(error)) {
- return context.WithCancelCause(parent)
-}
diff --git a/vendor/golang.org/x/sync/errgroup/pre_go120.go b/vendor/golang.org/x/sync/errgroup/pre_go120.go
deleted file mode 100644
index 88ce334..0000000
--- a/vendor/golang.org/x/sync/errgroup/pre_go120.go
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright 2023 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:build !go1.20
-
-package errgroup
-
-import "context"
-
-func withCancelCause(parent context.Context) (context.Context, func(error)) {
- ctx, cancel := context.WithCancel(parent)
- return ctx, func(error) { cancel() }
-}