/*
	Copyright 2022-2023 Gabriel Jensen.
	This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
	If a copy of the MPL was not distributed with this file, You can obtain one at <https://mozilla.org/MPL/2.0>.
*/

#ifndef zap_priv_cxxhdr_str
#define zap_priv_cxxhdr_str

#include <zap/bs.hh>
#include <zap/str.h>

namespace zap {
	template<typename typ> constexpr auto streq(typ const * lstr,typ const * rstr) noexcept -> bool {
		static_assert(::zap::ischrtyp<typ>,"Input type must be a character type.");
		for (;;++lstr,++rstr) {
			typ const lchr = *lstr;
			typ const rchr = *rstr;
			if (lchr != rchr) return false;
			if (lchr == typ {0x0}) break;
		}
		return true;
	}
	
	template<typename typ> constexpr auto strlen(typ const * str) noexcept -> ::zap::sz {
		static_assert(::zap::ischrtyp<typ>,"Input type must be a character type.");
		typ const * const start = str;
		while (*str++ != typ {0x0});
		return static_cast<::zap::sz>(str - start) - 0x1u;
	}
}

#endif