Mercurial > gemma

annotate pkg/common/warn.go @ 5718:3d497077f888 uploadwg

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Implemented direct file upload as alternative import method for WG. For testing and data corrections it is useful to be able to import waterway gauges data directly by uploading a xml file.
author Sascha Wilde <wilde@sha-bang.de>
date Thu, 18 Apr 2024 19:23:19 +0200
parents 6270951dda28
children
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1 // This is Free Software under GNU Affero General Public License v >= 3.0
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2 // without warranty, see README.md and license for details.
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3 //
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4 // SPDX-License-Identifier: AGPL-3.0-or-later
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5 // License-Filename: LICENSES/AGPL-3.0.txt
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6 //
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7 // Copyright (C) 2019 by via donau
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8 // – Österreichische Wasserstraßen-Gesellschaft mbH
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9 // Software engineering by Intevation GmbH
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10 //
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11 // Author(s):
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12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
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13
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14 package common
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16 // WarningLimiter limits outputs with Log to a maximal number
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17 // of MaxWarnings outputs.
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18 type WarningLimiter struct {
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19 Log func(format string, args ...any)
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20 MaxWarnings int
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21 Warnings int
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22 }
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23
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24 // Warn is a wrapper around the Log function with the
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25 // same signature as the Log function so it can be used
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26 // instead.
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27 func (w *WarningLimiter) Warn(format string, args ...any) {
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28 if w.Warnings++; w.Warnings <= w.MaxWarnings {
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29 w.Log(format, args...)
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30 }
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31 }
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32
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33 // Close can be called to write a final message if the limit
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34 // was reached.
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35 func (w *WarningLimiter) Close() {
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36 if w.Warnings > w.MaxWarnings {
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37 w.Log("Too many warnings. %d ignored.", w.Warnings-w.MaxWarnings)
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38 }
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39 }