slice, ok := v.Interface().([]%[1]s)
	if !ok {
		// It is kind %[1]s but not type %[1]s. TODO: We can handle this unsafely.
		return false
	}
	for _, x := range slice {
		if x != %[3]s || state.sendZero {
			%[4]s
		}
	}
	return true
}

func Ranger[T any]() (*Sender[T], *Receiver[T]) {
	c := make(chan T)
	d := make(chan bool)
	s := &Sender[T]{values: c, done: d}
	r := &Receiver[T]{values: c, done: d}
	runtime.SetFinalizer(r, r.finalize)
	return s, r
}

// A sender is used to send values to a Receiver.
type Sender[T any] struct {
	values chan<- T
	done <-chan bool
}

// Send sends a value to the receiver. It returns whether any more

func Ranger[T any]() (*Sender[T], *Receiver[T]) {
	c := make(chan T)
	d := make(chan bool)
	s := &Sender[T]{values: c, done: d}
	r := &Receiver[T]{values: c, done: d}
	runtime.SetFinalizer(r, r.finalize)
	return s, r
}

// A sender is used to send values to a Receiver.
type Sender[T any] struct {
	values chan<- T
	done <-chan bool
}

// Send sends a value to the receiver. It returns whether any more

// the receiver stops reading them.
func Ranger[T any]() (*Sender[T], *Receiver[T]) {
	c := make(chan T)
	d := make(chan bool)
	s := &Sender[T]{values: c, done: d}
	r := &Receiver[T]{values: c, done: d}
	runtime.SetFinalizer(r, r.finalize)
	return s, r
}

// A sender is used to send values to a Receiver.
type Sender[T any] struct {
	values chan<- T
	done   <-chan bool
}

func Ranger[Elem any]() (*Sender[Elem], *Receiver[Elem]) {
	c := make(chan Elem)
	d := make(chan struct{})
	s := &Sender[Elem]{
		values: c,
		done:   d,
	}
	r := &Receiver[Elem]{
		values: c,
		done:   d,
	}
	runtime.SetFinalizer(r, (*Receiver[Elem]).finalize)
	return s, r
}

// A Sender is used to send values to a Receiver.
type Sender[Elem any] struct {
	values chan<- Elem

func Ranger[Elem any]() (*Sender[Elem], *Receiver[Elem]) {
	c := make(chan Elem)
	d := make(chan struct{})
	s := &Sender[Elem]{
		values: c,
		done:   d,
	}
	r := &Receiver[Elem]{
		values: c,
		done:   d,
	}
	runtime.SetFinalizer(r, (*Receiver[Elem]).finalize)
	return s, r
}

// A Sender is used to send values to a Receiver.
type Sender[Elem any] struct {
	values chan<- Elem

	"log"
	"net/smtp"
)

func Example() {
	// Connect to the remote SMTP server.
	c, err := smtp.Dial("mail.example.com:25")
	if err != nil {
		log.Fatal(err)
	}

	// Set the sender and recipient first
	if err := c.Mail("sender@example.org"); err != nil {
		log.Fatal(err)
	}
	if err := c.Rcpt("******@****.***"); err != nil {
		log.Fatal(err)
	}

	// Send the email body.
	wc, err := c.Data()

    public void execute(WorkerProcessContext workerProcessContext) {
        TestListenerInterface sender = workerProcessContext.getServerConnection().addOutgoing(TestListenerInterface.class);
        workerProcessContext.getServerConnection().connect();
        sender.send("message 1", 1);
        sender.send("message 2", 2);
        // crash
        Runtime.getRuntime().halt(1234);
    }

package main

import (
	"flag"
	"runtime"
)

var iterations *int = flag.Int("n", 100000, "number of iterations")

// sender sends a counter to one of four different channels. If two
// cases both end up running in the same iteration, the same value will be sent
// to two different channels.
func sender(n int, c1, c2, c3, c4 chan<- int) {
	defer close(c1)
	defer close(c2)
	defer close(c3)
	defer close(c4)

    public void execute(WorkerProcessContext workerProcessContext) {
        TestListenerInterface sender = workerProcessContext.getServerConnection().addOutgoing(TestListenerInterface.class);
        workerProcessContext.getServerConnection().connect();
        sender.send("other 1", 1);
        sender.send("other 2", 2);
    }