breaker

package

v0.28.0 Latest Latest Go to latest Published: Apr 16, 2026 License: MIT Imports: 3 Imported by: 0

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var ErrCircuitOpen = errors.New("circuit breaker is open")

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type Breaker struct {
	// contains filtered or unexported fields
}

Breaker implements circuit breaker pattern

func New(threshold int, timeout time.Duration) *Breaker

New creates a circuit breaker

func (b *Breaker) Call(fn func() error) error

Call executes fn with circuit breaker protection

func (b *Breaker) Reset()

Reset resets the breaker

func (b *Breaker) State() State

State returns current state

type State int

const (
	StateClosed State = iota
	StateOpen
	StateHalfOpen
)