goext/langext/panic.go
2023-04-26 11:35:28 +02:00

72 lines
1.2 KiB
Go

package langext
type PanicWrappedErr struct {
panic any
}
func (p PanicWrappedErr) Error() string {
return "A panic occured"
}
func (p PanicWrappedErr) ReoveredObj() any {
return p.panic
}
func RunPanicSafe(fn func()) (err error) {
defer func() {
if rec := recover(); rec != nil {
err = PanicWrappedErr{panic: rec}
}
}()
fn()
return nil
}
func RunPanicSafeR1(fn func() error) (err error) {
defer func() {
if rec := recover(); rec != nil {
err = PanicWrappedErr{panic: rec}
}
}()
return fn()
}
func RunPanicSafeR2[T1 any](fn func() (T1, error)) (r1 T1, err error) {
defer func() {
if rec := recover(); rec != nil {
r1 = *new(T1)
err = PanicWrappedErr{panic: rec}
}
}()
return fn()
}
func RunPanicSafeR3[T1 any, T2 any](fn func() (T1, T2, error)) (r1 T1, r2 T2, err error) {
defer func() {
if rec := recover(); rec != nil {
r1 = *new(T1)
r2 = *new(T2)
err = PanicWrappedErr{panic: rec}
}
}()
return fn()
}
func RunPanicSafeR4[T1 any, T2 any, T3 any](fn func() (T1, T2, T3, error)) (r1 T1, r2 T2, r3 T3, err error) {
defer func() {
if rec := recover(); rec != nil {
r1 = *new(T1)
r2 = *new(T2)
r3 = *new(T3)
err = PanicWrappedErr{panic: rec}
}
}()
return fn()
}