util/StringBuffer: make capacity() static

This allows using it in constant expressions.
This commit is contained in:
Max Kellermann 2021-03-25 17:37:03 +01:00 committed by Max Kellermann
parent e01710cbd1
commit ca726a0110

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@ -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;
}