mirror of
https://github.com/gravitational/teleport.git
synced 2026-09-21 14:12:20 +08:00
Carlisia Campos
3a72422bc1
* Trim Azure matcher selectors before dedup * Avoid widening blank Azure selectors to wildcard * Improve godoc * Update copyright date
35 lines
1.3 KiB
Go
35 lines
1.3 KiB
Go
/*
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* Teleport
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* Copyright (C) 2026 Gravitational, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package utils
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import "strings"
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// TrimNonEmpty trims leading and trailing whitespace from s and reports whether
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// the trimmed value is non-empty. It is shaped to be a drop-in callback for
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// filter-and-transform helpers such as lib/utils/slices.FilterMapUnique, where
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// the boolean return decides whether the transformed value is kept.
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//
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// Typical use is normalizing user-edited string lists (matcher selectors,
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// config arrays) where stray whitespace and empty entries should both be
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// dropped before downstream processing.
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func TrimNonEmpty(s string) (string, bool) {
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s = strings.TrimSpace(s)
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return s, s != ""
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}
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