File size: 807 Bytes
fea99b3
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
package equal

import (
	"github.com/openmeterio/openmeter/pkg/hasher"
)

// Equaler is an interface that can be used to compare two objects.
// This is already present in models, but we need it here so that we can avoid a circular dependency.
type Equaler[T any] interface {
	Equal(other T) bool
}

func PtrEqual[T Equaler[T]](a, b *T) bool {
	if a == nil && b == nil {
		return true
	}

	if a == nil || b == nil {
		return false
	}

	return (*a).Equal(*b)
}

func HasherPtrEqual[T hasher.Hasher](a, b *T) bool {
	if a == nil && b == nil {
		return true
	}

	if a == nil || b == nil {
		return false
	}

	return (*a).Hash() == (*b).Hash()
}

func ComparablePtrEqual[T comparable](a, b *T) bool {
	if a == nil && b == nil {
		return true
	}

	if a == nil || b == nil {
		return false
	}

	return *a == *b
}