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/*
Copyright 2019 The Kubernetes 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 value
import (
"reflect"
)
type listReflect struct {
Value reflect.Value
}
func (r listReflect) Length() int {
val := r.Value
return val.Len()
}
func (r listReflect) At(i int) Value {
val := r.Value
return mustWrapValueReflect(val.Index(i), nil, nil)
}
func (r listReflect) AtUsing(a Allocator, i int) Value {
val := r.Value
return a.allocValueReflect().mustReuse(val.Index(i), nil, nil, nil)
}
func (r listReflect) Unstructured() interface{} {
l := r.Length()
result := make([]interface{}, l)
for i := 0; i < l; i++ {
result[i] = r.At(i).Unstructured()
}
return result
}
func (r listReflect) Range() ListRange {
return r.RangeUsing(HeapAllocator)
}
func (r listReflect) RangeUsing(a Allocator) ListRange {
length := r.Value.Len()
if length == 0 {
return EmptyRange
}
rr := a.allocListReflectRange()
rr.list = r.Value
rr.i = -1
rr.entry = TypeReflectEntryOf(r.Value.Type().Elem())
return rr
}
func (r listReflect) Equals(other List) bool {
return r.EqualsUsing(HeapAllocator, other)
}
func (r listReflect) EqualsUsing(a Allocator, other List) bool {
if otherReflectList, ok := other.(*listReflect); ok {
return reflect.DeepEqual(r.Value.Interface(), otherReflectList.Value.Interface())
}
return ListEqualsUsing(a, &r, other)
}
type listReflectRange struct {
list reflect.Value
vr *valueReflect
i int
entry *TypeReflectCacheEntry
}
func (r *listReflectRange) Next() bool {
r.i += 1
return r.i < r.list.Len()
}
func (r *listReflectRange) Item() (index int, value Value) {
if r.i < 0 {
panic("Item() called before first calling Next()")
}
if r.i >= r.list.Len() {
panic("Item() called on ListRange with no more items")
}
v := r.list.Index(r.i)
return r.i, r.vr.mustReuse(v, r.entry, nil, nil)
}
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