fix: protect against non-existent directories while finding
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53aacbf862
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@ -21,7 +21,7 @@ namespace MfGames.IO.Extensions
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// Ignore blanks.
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// Ignore blanks.
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if (directory == null)
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if (directory == null)
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{
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{
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return directory;
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return null;
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}
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}
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// Check the parent first. We don't have to worry about null because
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// Check the parent first. We don't have to worry about null because
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@ -83,14 +83,18 @@ namespace MfGames.IO.Extensions
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throw new ArgumentNullException(nameof(match));
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throw new ArgumentNullException(nameof(match));
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}
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}
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// If the directory is null, just return null.
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// If the directory is null, just return null. Same with
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if (directory == null)
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// non-existing directories.
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if (directory is not { Exists: true })
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{
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{
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return null;
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return null;
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}
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}
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// Check this directory for a match, otherwise move up.
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// Check this directory for a match, otherwise move up.
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if (match(directory)) return directory;
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if (match(directory))
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{
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return directory;
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}
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directory = directory.Parent;
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directory = directory.Parent;
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}
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}
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