Move has_formatter into the public fmt namespace. (#1407)

* Move has_formatter into the public fmt namespace.

This will allow users to do SFINAE-friendly checks for
the formattability of a type.

Fixes #1369
This commit is contained in:
David P. Sicilia
2019-11-14 10:08:24 -05:00
committed by Victor Zverovich
parent 52ae134f84
commit 2145a7bdcc
3 changed files with 8 additions and 8 deletions

View File

@@ -1974,8 +1974,8 @@ enum TestEnum { A };
TEST(FormatTest, Enum) { EXPECT_EQ("0", fmt::format("{}", A)); }
TEST(FormatTest, FormatterNotSpecialized) {
EXPECT_FALSE((fmt::internal::has_formatter<fmt::formatter<TestEnum>,
fmt::format_context>::value));
static_assert(!fmt::has_formatter<fmt::formatter<TestEnum>,
fmt::format_context>::value, "");
}
#if FMT_HAS_FEATURE(cxx_strong_enums)