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https://github.com/kubernetes-sigs/prometheus-adapter.git
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Check in the vendor directory
Travis seems to be having issues pulling deps, so we'll have to check in the vendor directory and prevent the makefile from trying to regenerate it normally.
This commit is contained in:
parent
98e16bc315
commit
a293b2bf94
2526 changed files with 930931 additions and 4 deletions
198
vendor/k8s.io/apimachinery/pkg/conversion/queryparams/convert.go
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vendored
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198
vendor/k8s.io/apimachinery/pkg/conversion/queryparams/convert.go
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/*
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Copyright 2014 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 queryparams
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import (
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"fmt"
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"net/url"
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"reflect"
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"strings"
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)
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// Marshaler converts an object to a query parameter string representation
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type Marshaler interface {
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MarshalQueryParameter() (string, error)
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}
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// Unmarshaler converts a string representation to an object
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type Unmarshaler interface {
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UnmarshalQueryParameter(string) error
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}
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func jsonTag(field reflect.StructField) (string, bool) {
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structTag := field.Tag.Get("json")
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if len(structTag) == 0 {
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return "", false
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}
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parts := strings.Split(structTag, ",")
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tag := parts[0]
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if tag == "-" {
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tag = ""
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}
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omitempty := false
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parts = parts[1:]
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for _, part := range parts {
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if part == "omitempty" {
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omitempty = true
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break
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}
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}
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return tag, omitempty
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}
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func formatValue(value interface{}) string {
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return fmt.Sprintf("%v", value)
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}
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func isPointerKind(kind reflect.Kind) bool {
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return kind == reflect.Ptr
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}
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func isStructKind(kind reflect.Kind) bool {
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return kind == reflect.Struct
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}
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func isValueKind(kind reflect.Kind) bool {
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switch kind {
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case reflect.String, reflect.Bool, reflect.Int, reflect.Int8, reflect.Int16,
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reflect.Int32, reflect.Int64, reflect.Uint, reflect.Uint8,
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reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Float32,
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reflect.Float64, reflect.Complex64, reflect.Complex128:
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return true
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default:
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return false
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}
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}
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func zeroValue(value reflect.Value) bool {
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return reflect.DeepEqual(reflect.Zero(value.Type()).Interface(), value.Interface())
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}
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func customMarshalValue(value reflect.Value) (reflect.Value, bool) {
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// Return unless we implement a custom query marshaler
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if !value.CanInterface() {
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return reflect.Value{}, false
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}
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marshaler, ok := value.Interface().(Marshaler)
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if !ok {
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if !isPointerKind(value.Kind()) && value.CanAddr() {
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marshaler, ok = value.Addr().Interface().(Marshaler)
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if !ok {
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return reflect.Value{}, false
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}
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} else {
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return reflect.Value{}, false
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}
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}
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// Don't invoke functions on nil pointers
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// If the type implements MarshalQueryParameter, AND the tag is not omitempty, AND the value is a nil pointer, "" seems like a reasonable response
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if isPointerKind(value.Kind()) && zeroValue(value) {
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return reflect.ValueOf(""), true
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}
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// Get the custom marshalled value
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v, err := marshaler.MarshalQueryParameter()
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if err != nil {
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return reflect.Value{}, false
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}
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return reflect.ValueOf(v), true
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}
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func addParam(values url.Values, tag string, omitempty bool, value reflect.Value) {
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if omitempty && zeroValue(value) {
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return
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}
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val := ""
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iValue := fmt.Sprintf("%v", value.Interface())
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if iValue != "<nil>" {
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val = iValue
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}
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values.Add(tag, val)
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}
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func addListOfParams(values url.Values, tag string, omitempty bool, list reflect.Value) {
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for i := 0; i < list.Len(); i++ {
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addParam(values, tag, omitempty, list.Index(i))
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}
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}
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// Convert takes an object and converts it to a url.Values object using JSON tags as
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// parameter names. Only top-level simple values, arrays, and slices are serialized.
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// Embedded structs, maps, etc. will not be serialized.
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func Convert(obj interface{}) (url.Values, error) {
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result := url.Values{}
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if obj == nil {
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return result, nil
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}
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var sv reflect.Value
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switch reflect.TypeOf(obj).Kind() {
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case reflect.Ptr, reflect.Interface:
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sv = reflect.ValueOf(obj).Elem()
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default:
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return nil, fmt.Errorf("expecting a pointer or interface")
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}
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st := sv.Type()
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if !isStructKind(st.Kind()) {
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return nil, fmt.Errorf("expecting a pointer to a struct")
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}
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// Check all object fields
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convertStruct(result, st, sv)
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return result, nil
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}
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func convertStruct(result url.Values, st reflect.Type, sv reflect.Value) {
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for i := 0; i < st.NumField(); i++ {
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field := sv.Field(i)
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tag, omitempty := jsonTag(st.Field(i))
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if len(tag) == 0 {
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continue
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}
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ft := field.Type()
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kind := ft.Kind()
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if isPointerKind(kind) {
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ft = ft.Elem()
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kind = ft.Kind()
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if !field.IsNil() {
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field = reflect.Indirect(field)
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// If the field is non-nil, it should be added to params
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// and the omitempty should be overwite to false
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omitempty = false
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}
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}
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switch {
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case isValueKind(kind):
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addParam(result, tag, omitempty, field)
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case kind == reflect.Array || kind == reflect.Slice:
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if isValueKind(ft.Elem().Kind()) {
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addListOfParams(result, tag, omitempty, field)
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}
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case isStructKind(kind) && !(zeroValue(field) && omitempty):
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if marshalValue, ok := customMarshalValue(field); ok {
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addParam(result, tag, omitempty, marshalValue)
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} else {
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convertStruct(result, ft, field)
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}
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}
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}
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}
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19
vendor/k8s.io/apimachinery/pkg/conversion/queryparams/doc.go
generated
vendored
Normal file
19
vendor/k8s.io/apimachinery/pkg/conversion/queryparams/doc.go
generated
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Normal file
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@ -0,0 +1,19 @@
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/*
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Copyright 2014 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 queryparams provides conversion from versioned
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// runtime objects to URL query values
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package queryparams // import "k8s.io/apimachinery/pkg/conversion/queryparams"
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