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refactor: validate_ascii_string refactored to is_basic_literal_character_set

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Mateusz Pusz
2024-02-17 08:40:54 +01:00
parent cb858f1e51
commit 9f08f4b170
1 changed files with 13 additions and 15 deletions
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28
src/core/include/mp-units/bits/symbol_text.h
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@@ -41,20 +41,18 @@ namespace mp_units {
namespace detail {
constexpr void validate_ascii_char([[maybe_unused]] char c) noexcept
constexpr bool is_basic_literal_character_set_char(char ch)
{
// check if character belongs to basic character literal set
// https://en.cppreference.com/w/cpp/language/charset
gsl_Expects(c == 0x00 || (0x07 <= c && c <= 0x0D) || (0x20 <= c && c <= 0x7E));
}
return ch == 0x00 || (0x07 <= ch && ch <= 0x0D) || (0x20 <= ch && ch <= 0x7E);
};
template<std::size_t N>
constexpr void validate_ascii_string([[maybe_unused]] const char (&s)[N + 1]) noexcept
constexpr bool is_basic_literal_character_set(const char (&txt)[N]) noexcept
{
#ifndef NDEBUG
if constexpr (N != 0)
for (size_t i = 0; i < N; ++i) validate_ascii_char(s[i]);
#endif
for (auto ch : txt)
if (!is_basic_literal_character_set_char(ch)) return false;
return true;
}
template<std::size_t N>
@@ -81,31 +79,31 @@ struct basic_symbol_text {
fixed_u8string<N> unicode_;
fixed_string<M> ascii_;
constexpr explicit(false) basic_symbol_text(char txt) : unicode_(static_cast<char8_t>(txt)), ascii_(txt)
constexpr explicit(false) basic_symbol_text(char ch) : unicode_(static_cast<char8_t>(ch)), ascii_(ch)
{
detail::validate_ascii_char(txt);
gsl_Expects(detail::is_basic_literal_character_set_char(ch));
}
constexpr explicit(false) basic_symbol_text(const char (&txt)[N + 1]) :
unicode_(detail::to_u8string(basic_fixed_string{txt})), ascii_(txt)
{
detail::validate_ascii_string<N>(txt);
gsl_Expects(detail::is_basic_literal_character_set(txt));
}
constexpr explicit(false) basic_symbol_text(const fixed_string<N>& txt) :
unicode_(detail::to_u8string(txt)), ascii_(txt)
{
detail::validate_ascii_string<N>(txt.data_);
gsl_Expects(detail::is_basic_literal_character_set(txt.data_));
}
constexpr basic_symbol_text(const char8_t (&u)[N + 1], const char (&a)[M + 1]) : unicode_(u), ascii_(a)
{
detail::validate_ascii_string<M>(a);
gsl_Expects(detail::is_basic_literal_character_set(a));
}
constexpr basic_symbol_text(const fixed_u8string<N>& u, const fixed_string<M>& a) : unicode_(u), ascii_(a)
{
detail::validate_ascii_string<M>(a.data_);
gsl_Expects(detail::is_basic_literal_character_set(a.data_));
}
[[nodiscard]] constexpr const auto& unicode() const { return unicode_; }