util/StringBuffer: make capacity() static

This allows using it in constant expressions.

util/StringBuffer: make capacity() static
ca726a01 · Max Kellermann · Max Kellermann · e01710cb · ca726a01
Commit ca726a01 authored Mar 25, 2021 by Max Kellermann Committed by Max Kellermann Apr 06, 2021
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StringBuffer.hxx src/util/StringBuffer.hxx +1 -1

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--- a/src/util/StringBuffer.hxx
+++ b/src/util/StringBuffer.hxx
@@ -53,7 +53,7 @@ protected:
 public:
 	using const_iterator = typename Array::const_iterator;

-	constexpr size_type capacity() const noexcept {
+	static constexpr size_type capacity() noexcept {
 		return CAPACITY;
 	}