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Results 1 - 10 of 1,157 for ONCE (0.04 sec)
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src/sync/once.go
// first time for this instance of [Once]. In other words, given // // var once Once // // if once.Do(f) is called multiple times, only the first call will invoke f, // even if f has a different value in each invocation. A new instance of // Once is required for each function to execute. // // Do is intended for initialization that must be run exactly once. Since f
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Jun 07 21:14:51 UTC 2024 - 2.5K bytes - Viewed (0) -
src/sync/once_test.go
t.Errorf("once failed outside run: %d is not 1", *o) } } func TestOncePanic(t *testing.T) { var once Once func() { defer func() { if r := recover(); r == nil { t.Fatalf("Once.Do did not panic") } }() once.Do(func() { panic("failed") }) }() once.Do(func() { t.Fatalf("Once.Do called twice") }) } func BenchmarkOnce(b *testing.B) { var once Once f := func() {}
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Sep 16 21:22:33 UTC 2014 - 1.1K bytes - Viewed (0) -
src/sync/oncefunc.go
package sync // OnceFunc returns a function that invokes f only once. The returned function // may be called concurrently. // // If f panics, the returned function will panic with the same value on every call. func OnceFunc(f func()) func() { var ( once Once valid bool p any ) // Construct the inner closure just once to reduce costs on the fast path. g := func() { defer func() { p = recover()
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Nov 21 17:31:33 UTC 2023 - 2K bytes - Viewed (0) -
src/sync/example_test.go
} func ExampleOnce() { var once sync.Once onceBody := func() { fmt.Println("Only once") } done := make(chan bool) for i := 0; i < 10; i++ { go func() { once.Do(onceBody) done <- true }() } for i := 0; i < 10; i++ { <-done } // Output: // Only once } // This example uses OnceValue to perform an "expensive" computation just once, // even when used concurrently.
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Apr 23 17:45:47 UTC 2024 - 2.2K bytes - Viewed (0) -
src/go/doc/comment/testdata/list2.txt
-- input -- Text. 1. Uno 2) Dos 3. Tres 5. Cinco 7. Siete 11. Once 12. Doce 13. Trece. -- gofmt -- Text. 1. Uno 2. Dos 3. Tres 5. Cinco 7. Siete 11. Once 12. Doce 13. Trece. -- text -- Text. 1. Uno 2. Dos 3. Tres 5. Cinco 7. Siete 11. Once 12. Doce 13. Trece. -- markdown -- Text. 1. Uno 2. Dos 3. Tres
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Mon Apr 11 16:31:48 UTC 2022 - 529 bytes - Viewed (0) -
pkg/util/interrupt/interrupt.go
// to a Run method), even in the presence of process termination. It guarantees exactly once // invocation of the provided notify functions. type Handler struct { notify []func() final func(os.Signal) once sync.Once } // New creates a new handler that guarantees all notify functions are run after the critical
Registered: Sat Jun 15 01:39:40 UTC 2024 - Last Modified: Mon Jan 16 09:22:35 UTC 2023 - 2.7K bytes - Viewed (0) -
test/inline_sync.go
// the Lock fast path should be inlined mutex.Lock() // ERROR "inlining call to sync\.\(\*Mutex\)\.Lock" } var once *sync.Once func small7() { // ERROR "can inline small7" // the Do fast path should be inlined once.Do(small5) // ERROR "inlining call to sync\.\(\*Once\)\.Do" "inlining call to atomic\.\(\*Uint32\)\.Load" } var rwmutex *sync.RWMutex func small8() { // ERROR "can inline small8"
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Fri Oct 06 21:01:50 UTC 2023 - 1.6K bytes - Viewed (0) -
test/fixedbugs/issue49143.dir/a.go
batch *LoaderBatch[K, R] } func (l *Loader[K, R]) Load() error { l.batch.f() return nil } type LoaderBatch[K comparable, R any] struct { once *sync.Once } func (b *LoaderBatch[K, R]) f() { b.once.Do(func() {})
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Wed Oct 27 05:33:58 UTC 2021 - 451 bytes - Viewed (0) -
test/atomicload.go
// Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // Check that we do loads exactly once. The SSA backend // once tried to do the load in f twice, once sign extended // and once zero extended. This can cause problems in // racy code, particularly sync/mutex. package main func f(p *byte) bool { x := *p a := int64(int8(x))
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Thu Mar 17 04:20:02 UTC 2016 - 798 bytes - Viewed (0) -
staging/src/k8s.io/apimachinery/pkg/util/strategicpatch/testing/openapi3.go
package testing import ( "os" "sync" "k8s.io/kube-openapi/pkg/spec3" ) type OpenAPIV3Getter struct { Path string once sync.Once bytes []byte openapiv3 spec3.OpenAPI } func (f *OpenAPIV3Getter) SchemaBytesOrDie() []byte { f.once.Do(func() { _, err := os.Stat(f.Path) if err != nil { panic(err) } spec, err := os.ReadFile(f.Path) if err != nil { panic(err)
Registered: Sat Jun 15 01:39:40 UTC 2024 - Last Modified: Tue Oct 31 16:45:45 UTC 2023 - 1.3K bytes - Viewed (0)