package backgroundtask

import "errors"

// Package errors that can be returned by the runner.
var (
	// ErrStopped is returned when operations are attempted on a stopped runner.
	ErrStopped = errors.New("runner is stopped")

	// ErrShutdownTimeout is returned when shutdown exceeds the timeout.
	ErrShutdownTimeout = errors.New("shutdown timeout exceeded")

	// ErrAlreadyRunning is returned when Run is called on an already running runner.
	ErrAlreadyRunning = errors.New("runner is already running")

	// ErrNilConfig is returned when Initialize is called with a nil config.
	ErrNilConfig = errors.New("config cannot be nil")

	// ErrNilWorkFunc is returned when Initialize is called with a nil work function.
	ErrNilWorkFunc = errors.New("work function cannot be nil")

	// ErrInvalidInterval is returned when an invalid interval is specified.
	ErrInvalidInterval = errors.New("interval must be between 1ms and 24h")
)