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Namespace qualify calls to get

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This commit is contained in:
Victor Zverovich 2021-10-09 06:43:48 -07:00
parent 9c14474d30
commit dcd282bb26
2 changed files with 24 additions and 4 deletions
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11
include/fmt/compile.h
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@ -190,7 +190,7 @@ constexpr const auto& get([[maybe_unused]] const T& first,
if constexpr (N == 0) if constexpr (N == 0)
return first; return first;
else else
return get<N - 1>(rest...); return detail::get<N - 1>(rest...);
} }
template <typename Char, typename... Args> template <typename Char, typename... Args>
@ -202,7 +202,8 @@ constexpr int get_arg_index_by_name(basic_string_view<Char> name,
template <int N, typename> struct get_type_impl; template <int N, typename> struct get_type_impl;
template <int N, typename... Args> struct get_type_impl<N, type_list<Args...>> { template <int N, typename... Args> struct get_type_impl<N, type_list<Args...>> {
using type = remove_cvref_t<decltype(get<N>(std::declval<Args>()...))>; using type =
remove_cvref_t<decltype(detail::get<N>(std::declval<Args>()...))>;
}; };
template <int N, typename T> template <int N, typename T>
@ -242,7 +243,7 @@ template <typename Char> struct code_unit {
// This ensures that the argument type is convertible to `const T&`. // This ensures that the argument type is convertible to `const T&`.
template <typename T, int N, typename... Args> template <typename T, int N, typename... Args>
constexpr const T& get_arg_checked(const Args&... args) { constexpr const T& get_arg_checked(const Args&... args) {
const auto& arg = get<N>(args...); const auto& arg = detail::get<N>(args...);
if constexpr (detail::is_named_arg<remove_cvref_t<decltype(arg)>>()) { if constexpr (detail::is_named_arg<remove_cvref_t<decltype(arg)>>()) {
return arg.value; return arg.value;
} else { } else {
@ -399,7 +400,9 @@ template <typename Char> struct arg_id_handler {
return 0; return 0;
} }
constexpr void on_error(const char* message) { FMT_THROW(format_error(message)); } constexpr void on_error(const char* message) {
FMT_THROW(format_error(message));
}
}; };
template <typename Char> struct parse_arg_id_result { template <typename Char> struct parse_arg_id_result {

17
test/compile-test.cc
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@ -59,6 +59,23 @@ TEST(compile_test, compile_fallback) {
EXPECT_EQ("42", fmt::format(FMT_COMPILE("{}"), 42)); EXPECT_EQ("42", fmt::format(FMT_COMPILE("{}"), 42));
} }
struct type_with_get {
template <int> friend void get(type_with_get);
};
FMT_BEGIN_NAMESPACE
template <> struct formatter<type_with_get> : formatter<int> {
template <typename FormatContext>
auto format(type_with_get, FormatContext& ctx) -> decltype(ctx.out()) {
return formatter<int>::format(42, ctx);
}
};
FMT_END_NAMESPACE
TEST(compile_test, compile_type_with_get) {
EXPECT_EQ("42", fmt::format(FMT_COMPILE("{}"), type_with_get()));
}
#ifdef __cpp_if_constexpr #ifdef __cpp_if_constexpr
struct test_formattable {}; struct test_formattable {};