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// run -gcflags=-G=3
// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"fmt"
"log"
)
func try[T any](v T, err error) T {
if err != nil {
panic(err)
}
return v
}
func handle(handle func(error)) {
if issue := recover(); issue != nil {
if e, ok := issue.(error); ok && e != nil {
handle(e)
} else {
handle(fmt.Errorf("%v", e))
}
}
}
func main() {
defer handle(func(e error) { log.Fatalln(e) })
_ = try(fmt.Print(""))
}
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