mirror of https://github.com/knative/caching.git
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
/*
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Copyright 2019 The Knative Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package resourcetree
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import (
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"reflect"
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"k8s.io/apimachinery/pkg/util/sets"
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)
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const (
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ptrNodeNameSuffix = "-ptr"
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)
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// PtrKindNode represents nodes in the resource tree of type reflect.Kind.Ptr, reflect.Kind.UnsafePointer, etc.
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type PtrKindNode struct {
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NodeData
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objKind reflect.Kind // Type of the object being pointed to. Eg: *int will store reflect.Kind.Int. This is required for type-expansion and value-evaluation decisions.
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}
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// GetData returns node data
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func (p *PtrKindNode) GetData() NodeData {
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return p.NodeData
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}
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func (p *PtrKindNode) initialize(field string, parent NodeInterface, t reflect.Type, rt *ResourceTree) {
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p.NodeData.initialize(field, parent, t, rt)
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p.objKind = t.Elem().Kind()
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}
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func (p *PtrKindNode) buildChildNodes(t reflect.Type) {
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childName := p.Field + ptrNodeNameSuffix
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childNode := p.Tree.createNode(childName, p, t.Elem())
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p.Children[childName] = childNode
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childNode.buildChildNodes(t.Elem())
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}
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func (p *PtrKindNode) updateCoverage(v reflect.Value) {
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if !v.IsNil() {
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p.Covered = true
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p.Children[p.Field+ptrNodeNameSuffix].updateCoverage(v.Elem())
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}
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}
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func (p *PtrKindNode) buildCoverageData(coverageHelper coverageDataHelper) {
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if p.objKind == reflect.Struct {
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p.Children[p.Field+ptrNodeNameSuffix].buildCoverageData(coverageHelper)
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}
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}
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func (p *PtrKindNode) getValues() sets.String {
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return nil
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}
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