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Assert/nil.go

41 lines
746 B
Go

package assert
import "reflect"
// Nil asserts that the given value equals nil
func Nil(t test, value any) {
if isNil(value) {
return
}
t.Errorf(formatSingleValueMessage("Nil", value))
t.FailNow()
}
// NotNil asserts that the given value does not equal nil
func NotNil(t test, value any) {
if !isNil(value) {
return
}
t.Errorf(formatSingleValueMessage("NotNil", value))
t.FailNow()
}
// isNil returns true if the object is nil.
func isNil(object any) bool {
if object == nil {
return true
}
value := reflect.ValueOf(object)
kind := value.Kind()
switch kind {
case reflect.Chan, reflect.Func, reflect.Map, reflect.Ptr, reflect.UnsafePointer, reflect.Interface, reflect.Slice:
return value.IsNil()
}
return false
}