internal/common: add helper functions to get pointer to a basic type value

Add two new helper functions `IntToPtr()` and `BoolToPtr()` to the
`internal/common` package, which can be used to conveniently set
basic type literals in a struct literal, in which pointer to the basic
type is expected.

Signed-off-by: Tomas Hozza <thozza@redhat.com>

internal/common/pointers.go

@@ -0,0 +1,9 @@
+package common
+
+func IntToPtr(x int) *int {
+	return &x
+}
+
+func BoolToPtr(x bool) *bool {
+	return &x
+}

internal/common/pointers_test.go

@@ -0,0 +1,19 @@
+package common
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestIntToPtr(t *testing.T) {
+	var value int = 42
+	got := IntToPtr(value)
+	assert.Equal(t, value, *got)
+}
+
+func TestBoolToPtr(t *testing.T) {
+	var value bool = true
+	got := BoolToPtr(value)
+	assert.Equal(t, value, *got)
+}