format_args.h

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#pragma once
 
#include "di/format/concepts/format_arg.h"
#include "di/vocab/span/prelude.h"
 
namespace di::fmt {
template<concepts::FormatArg Arg>
class FormatArgs {
public:
    constexpr FormatArgs(Span<Arg> args) : m_args(args) {}
 
    constexpr auto size() const -> size_t { return m_args.size(); }
 
    constexpr auto operator[](size_t index) const -> Arg { return m_args[index]; }
 
    constexpr void set_args(Span<Arg> args) { m_args = args; }
 
private:
    Span<Arg> m_args;
};
}