xsync

Documentation

Overview

Package xsync contains the additions to std sync package.

Index

• type Once
  • func (o *Once[T]) Do(fn func() T) T

Types

type Once

type Once[T any] struct {
	// contains filtered or unexported fields
}

Once is small wrapper around sync.Once. It stores the result inside.

func (*Once[T]) Do

func (o *Once[T]) Do(fn func() T) T

Do runs the function only once.