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// Copyright 2020 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package utils
// StringSliceIndex returns the index of the str, else -1.
func StringSliceIndex(slice []string, str string) int {
for i := range slice {
if slice[i] == str {
return i
}
}
return -1
}
// StringSliceContains returns true if the slice has the string.
func StringSliceContains(slice []string, str string) bool {
for _, s := range slice {
if s == str {
return true
}
}
return false
}
// SameEndingSubSlice returns true if the slices end the same way, e.g.
// {"a", "b", "c"}, {"b", "c"} => true
// {"a", "b", "c"}, {"a", "b"} => false
// If one slice is empty and the other is not, return false.
func SameEndingSubSlice(shortest, longest []string) bool {
if len(shortest) > len(longest) {
longest, shortest = shortest, longest
}
diff := len(longest) - len(shortest)
if len(shortest) == 0 {
return diff == 0
}
for i := len(shortest) - 1; i >= 0; i-- {
if longest[i+diff] != shortest[i] {
return false
}
}
return true
}
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