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Deprecate convert_to_int

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This commit is contained in:
Victor Zverovich
2019-06-07 07:08:04 -07:00
parent 40779749ac
commit cb4c59495e
6 changed files with 60 additions and 54 deletions
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29
test/core-test.cc
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@@ -432,14 +432,29 @@ TEST(StringViewTest, Compare) {
check_op<std::greater_equal>();
}
enum basic_enum {};
enum enum_with_underlying_type : char {};
struct enabled_formatter {};
struct disabled_formatter {};
struct disabled_formatter_convertible {
operator int() const { return 42; }
};
TEST(CoreTest, ConvertToInt) {
EXPECT_FALSE((fmt::convert_to_int<char, char>::value));
EXPECT_FALSE((fmt::convert_to_int<const char*, char>::value));
EXPECT_TRUE((fmt::convert_to_int<basic_enum, char>::value));
EXPECT_TRUE((fmt::convert_to_int<enum_with_underlying_type, char>::value));
FMT_BEGIN_NAMESPACE
template <> struct formatter<enabled_formatter> {
auto parse(format_parse_context& ctx) -> decltype(ctx.begin()) {
return ctx.begin();
}
auto format(enabled_formatter, format_context& ctx) -> decltype(ctx.out()) {
return ctx.out();
}
};
FMT_END_NAMESPACE
TEST(CoreTest, HasFormatter) {
using fmt::internal::has_formatter;
using context = fmt::format_context;
EXPECT_TRUE((has_formatter<enabled_formatter, context>::value));
EXPECT_FALSE((has_formatter<disabled_formatter, context>::value));
EXPECT_FALSE((has_formatter<disabled_formatter_convertible, context>::value));
}
struct convertible_to_int {