SongFilter: make ParseExpression() static

8786b616 · Max Kellermann · 1b5faf5c · 8786b616
Commit 8786b616 authored Jul 30, 2018 by Max Kellermann
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SongFilter.hxx src/SongFilter.hxx +1 -1

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--- a/src/SongFilter.hxx
+++ b/src/SongFilter.hxx
@@ -248,7 +248,7 @@ public:
 	std::string ToExpression() const noexcept;

 private:
-	ISongFilterPtr ParseExpression(const char *&s, bool fold_case=false);
+	static ISongFilterPtr ParseExpression(const char *&s, bool fold_case=false);

 	gcc_nonnull(2,3)
 	void Parse(const char *tag, const char *value, bool fold_case=false);