mirror of
https://github.com/gravitational/teleport.git
synced 2026-11-01 21:52:02 +08:00
Brian Joerger
488af75797
- Add a generalized client store made up of a key, profile, and trusted certs store. Each sub store can support different backends (~/.tsh, identity_file, in-memory). - Replace custom identity file handling with in-memory client store. - Fix issues with trusted certs handling.
84 lines
1.9 KiB
Go
84 lines
1.9 KiB
Go
/*
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Copyright 2021 Gravitational, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package utils
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import (
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"strings"
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)
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// JoinStrings returns a string that is all the elements in the slice `T[]` joined by `sep`
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// This being generic allows for the usage of custom string times, without having to convert
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// the elements to a string to be passed into `strings.Join`.
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func JoinStrings[T ~string](elems []T, sep string) T {
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switch len(elems) {
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case 0:
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return ""
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case 1:
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return elems[0]
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}
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n := len(sep) * (len(elems) - 1)
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for i := 0; i < len(elems); i++ {
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n += len(elems[i])
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}
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var b strings.Builder
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b.Grow(n)
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b.WriteString(string(elems[0]))
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for _, s := range elems[1:] {
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b.WriteString(sep)
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b.WriteString(string(s))
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}
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return T(b.String())
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}
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// Deduplicate deduplicates list of comparable values.
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func Deduplicate[T comparable](in []T) []T {
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if len(in) == 0 {
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return in
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}
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out := make([]T, 0, len(in))
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seen := make(map[T]struct{}, len(in))
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for _, val := range in {
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if _, ok := seen[val]; !ok {
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out = append(out, val)
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seen[val] = struct{}{}
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}
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}
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return out
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}
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// DeduplicateAny deduplicates list of any values with compare function.
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func DeduplicateAny[T any](in []T, compare func(T, T) bool) []T {
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if len(in) == 0 {
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return in
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}
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out := make([]T, 0, len(in))
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for _, val := range in {
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var seen bool
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for _, outVal := range out {
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if compare(val, outVal) {
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seen = true
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break
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}
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}
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if !seen {
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out = append(out, val)
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}
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}
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return out
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}
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