mirror of
https://github.com/Rain-kl/OpenFlare.git
synced 2026-09-29 22:06:38 +08:00
ryan
32 lines
664 B
Go
32 lines
664 B
Go
// Copyright 2026 Arctel.net
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// SPDX-License-Identifier: Apache-2.0
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package ofutil
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import "strings"
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// UniqueAndCleanStringSlice trims spaces, drops empties, and de-duplicates
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// while preserving order. An empty result is nil.
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func UniqueAndCleanStringSlice(slice []string) []string {
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if slice == nil {
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return nil
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}
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seen := make(map[string]struct{})
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result := make([]string, 0)
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for _, item := range slice {
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trimmed := strings.TrimSpace(item)
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if trimmed == "" {
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continue
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}
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if _, ok := seen[trimmed]; ok {
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continue
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}
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seen[trimmed] = struct{}{}
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result = append(result, trimmed)
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}
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if len(result) == 0 {
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return nil
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}
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return result
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}
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