1 // Copyright 2022 Google LLC 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 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package pathslice 16 17 import "strings" 18 19 // Base returns the last element of the path. 20 // Returns empty string if path is empty. 21 func Base(path []string) string { 22 if len(path) == 0 { 23 return "" 24 } 25 return path[len(path)-1] 26 } 27 28 // ToString returns the path as a string with elements delimited by periods. 29 func ToString(path []string) string { 30 return strings.Join(path, ".") 31 } 32