mirror of https://github.com/k3s-io/k3s
45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
// Copyright 2020 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package utils
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// StringSliceIndex returns the index of the str, else -1.
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func StringSliceIndex(slice []string, str string) int {
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for i := range slice {
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if slice[i] == str {
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return i
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}
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}
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return -1
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}
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// StringSliceContains returns true if the slice has the string.
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func StringSliceContains(slice []string, str string) bool {
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for _, s := range slice {
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if s == str {
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return true
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}
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}
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return false
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}
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// SameEndingSubSlice returns true if the slices end the same way, e.g.
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// {"a", "b", "c"}, {"b", "c"} => true
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// {"a", "b", "c"}, {"a", "b"} => false
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// If one slice is empty and the other is not, return false.
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func SameEndingSubSlice(shortest, longest []string) bool {
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if len(shortest) > len(longest) {
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longest, shortest = shortest, longest
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}
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diff := len(longest) - len(shortest)
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if len(shortest) == 0 {
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return diff == 0
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}
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for i := len(shortest) - 1; i >= 0; i-- {
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if longest[i+diff] != shortest[i] {
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return false
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}
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}
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return true
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}
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