70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 util
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import (
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"fmt"
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"strings"
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)
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type ExtraOption struct {
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Component string
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Key string
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Value string
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}
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func (e *ExtraOption) String() string {
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return fmt.Sprintf("%s.%s=%s", e.Component, e.Key, e.Value)
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}
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type ExtraOptionSlice []ExtraOption
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func (es *ExtraOptionSlice) Set(value string) error {
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// The component is the value before the first dot.
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componentSplit := strings.SplitN(value, ".", 2)
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if len(componentSplit) < 2 {
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return fmt.Errorf("Invalid value for ExtraOption flag. Value must contain at least one period: %s", value)
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}
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remainder := strings.Join(componentSplit[1:], "")
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keySplit := strings.SplitN(remainder, "=", 2)
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if len(keySplit) != 2 {
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return fmt.Errorf("Invalid value for ExtraOption flag. Value must contain one equal sign: %s", value)
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}
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e := ExtraOption{
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Component: componentSplit[0],
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Key: keySplit[0],
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Value: keySplit[1],
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}
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*es = append(*es, e)
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return nil
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}
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func (es *ExtraOptionSlice) String() string {
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s := []string{}
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for _, e := range *es {
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s = append(s, e.String())
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}
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return strings.Join(s, " ")
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}
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func (es *ExtraOptionSlice) Type() string {
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return "ExtraOption"
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}
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