1 // Copyright 2019 Chaos Mesh Authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 14 package label 15 16 import ( 17 "fmt" 18 "strings" 19 ) 20 21 // Label is the label field in metadata 22 type Label map[string]string 23 24 // String converts label to a string 25 func (l Label) String() string { 26 var arr []string 27 28 for k, v := range l { 29 if len(k) == 0 { 30 continue 31 } 32 33 arr = append(arr, fmt.Sprintf("%s=%s", k, v)) 34 } 35 36 return strings.Join(arr, ",") 37 } 38