Source file src/sigs.k8s.io/kustomize/api/internal/utils/stringslice.go

Documentation: sigs.k8s.io/kustomize/api/internal/utils

     1  // Copyright 2020 The Kubernetes Authors.
     2  // SPDX-License-Identifier: Apache-2.0
     3  
     4  package utils
     5  
     6  // StringSliceIndex returns the index of the str, else -1.
     7  func StringSliceIndex(slice []string, str string) int {
     8  	for i := range slice {
     9  		if slice[i] == str {
    10  			return i
    11  		}
    12  	}
    13  	return -1
    14  }
    15  
    16  // StringSliceContains returns true if the slice has the string.
    17  func StringSliceContains(slice []string, str string) bool {
    18  	for _, s := range slice {
    19  		if s == str {
    20  			return true
    21  		}
    22  	}
    23  	return false
    24  }
    25  
    26  // SameEndingSubSlice returns true if the slices end the same way, e.g.
    27  // {"a", "b", "c"}, {"b", "c"} => true
    28  // {"a", "b", "c"}, {"a", "b"} => false
    29  // If one slice is empty and the other is not, return false.
    30  func SameEndingSubSlice(shortest, longest []string) bool {
    31  	if len(shortest) > len(longest) {
    32  		longest, shortest = shortest, longest
    33  	}
    34  	diff := len(longest) - len(shortest)
    35  	if len(shortest) == 0 {
    36  		return diff == 0
    37  	}
    38  	for i := len(shortest) - 1; i >= 0; i-- {
    39  		if longest[i+diff] != shortest[i] {
    40  			return false
    41  		}
    42  	}
    43  	return true
    44  }
    45  

View as plain text