75 lines
1.7 KiB
Go
75 lines
1.7 KiB
Go
/*
|
|
Copyright The containerd Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package metadata
|
|
|
|
import (
|
|
"bytes"
|
|
"reflect"
|
|
"time"
|
|
|
|
"github.com/containerd/typeurl/v2"
|
|
"github.com/google/go-cmp/cmp"
|
|
)
|
|
|
|
// isNil returns true if the given parameter is nil or typed nil.
|
|
func isNil(x interface{}) bool {
|
|
if x == nil {
|
|
return true
|
|
}
|
|
v := reflect.ValueOf(x)
|
|
return v.Kind() == reflect.Ptr && v.IsNil()
|
|
}
|
|
|
|
var compareNil = cmp.FilterValues(
|
|
func(x, y interface{}) bool {
|
|
return isNil(x) && isNil(y)
|
|
},
|
|
cmp.Comparer(func(_, _ interface{}) bool {
|
|
return true
|
|
}),
|
|
)
|
|
|
|
var ignoreTime = cmp.FilterValues(
|
|
func(x, y interface{}) bool {
|
|
_, xok := x.(time.Time)
|
|
_, yok := y.(time.Time)
|
|
return xok && yok
|
|
},
|
|
cmp.Comparer(func(_, _ interface{}) bool {
|
|
return true
|
|
}),
|
|
)
|
|
|
|
var compareAny = cmp.FilterValues(
|
|
func(x, y interface{}) bool {
|
|
_, xok := x.(typeurl.Any)
|
|
_, yok := y.(typeurl.Any)
|
|
return xok && yok
|
|
},
|
|
cmp.Comparer(func(x, y interface{}) bool {
|
|
vx, ok := x.(typeurl.Any)
|
|
if !ok {
|
|
return false
|
|
}
|
|
vy, ok := y.(typeurl.Any)
|
|
if !ok {
|
|
return false
|
|
}
|
|
return vx.GetTypeUrl() == vy.GetTypeUrl() && bytes.Equal(vx.GetValue(), vy.GetValue())
|
|
}),
|
|
)
|