GoCollections/exceptions/NPE.go
2022-03-28 18:19:05 +08:00

28 lines
475 B
Go

package exceptions
import (
"github.com/tursom/GoCollections/lang"
"reflect"
)
type NPE struct {
RuntimeException
}
func NewNPE(message any, config *ExceptionConfig) *NPE {
return &NPE{
NewRuntimeException(
message,
"exception caused NullPointerException:",
config.AddSkipStack(1),
),
}
}
func CheckNil[T any](p *T) {
t := reflect.TypeOf(lang.Nil[T]())
if p == nil {
panic(NewNPE(t.Name()+" is null", DefaultExceptionConfig().AddSkipStack(1)))
}
}