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value
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jsontagutil.go
list.go
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listunstructured.go
map.go
mapreflect.go
mapunstructured.go
reflectcache.go
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valuereflect.go
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main.go
98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
/*
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Copyright 2019 The Kubernetes 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 value
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import (
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"sort"
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"strings"
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)
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// Field is an individual key-value pair.
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type Field struct {
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Name string
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Value Value
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}
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// FieldList is a list of key-value pairs. Each field is expected to
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// have a different name.
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type FieldList []Field
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// Sort sorts the field list by Name.
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func (f FieldList) Sort() {
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if len(f) < 2 {
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return
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}
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if len(f) == 2 {
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if f[1].Name < f[0].Name {
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f[0], f[1] = f[1], f[0]
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}
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return
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}
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sort.SliceStable(f, func(i, j int) bool {
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return f[i].Name < f[j].Name
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})
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}
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// Less compares two lists lexically.
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func (f FieldList) Less(rhs FieldList) bool {
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return f.Compare(rhs) == -1
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}
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// Compare compares two lists lexically. The result will be 0 if f==rhs, -1
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// if f < rhs, and +1 if f > rhs.
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func (f FieldList) Compare(rhs FieldList) int {
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i := 0
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for {
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if i >= len(f) && i >= len(rhs) {
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// Maps are the same length and all items are equal.
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return 0
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}
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if i >= len(f) {
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// F is shorter.
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return -1
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}
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if i >= len(rhs) {
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// RHS is shorter.
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return 1
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}
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if c := strings.Compare(f[i].Name, rhs[i].Name); c != 0 {
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return c
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}
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if c := Compare(f[i].Value, rhs[i].Value); c != 0 {
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return c
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}
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// The items are equal; continue.
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i++
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}
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}
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// Equals returns true if the two fieldslist are equals, false otherwise.
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func (f FieldList) Equals(rhs FieldList) bool {
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if len(f) != len(rhs) {
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return false
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}
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for i := range f {
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if f[i].Name != rhs[i].Name {
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return false
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}
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if !Equals(f[i].Value, rhs[i].Value) {
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return false
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}
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}
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return true
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}
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