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Fix std::byte formatting with compile-time API (#2072)

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* add test for byte formatting with `FMT_COMPILE`

* fix byte formatting with `FMT_COMPILE`, use `__cpp_lib_byte` macro

* use is not custom mapped type check

* workaround MSVC bug
This commit is contained in:
Alexey Ochapov
2020-12-27 18:23:28 +03:00
committed by GitHub
parent bbd6ed5bc5
commit d09b5c1453
3 changed files with 13 additions and 5 deletions
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3
test/compile-test.cc
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@@ -130,6 +130,9 @@ TEST(CompileTest, FormatDefault) {
EXPECT_EQ("foo", fmt::format(FMT_COMPILE("{}"), "foo"));
EXPECT_EQ("foo", fmt::format(FMT_COMPILE("{}"), std::string("foo")));
EXPECT_EQ("foo", fmt::format(FMT_COMPILE("{}"), test_formattable()));
# ifdef __cpp_lib_byte
EXPECT_EQ("42", fmt::format(FMT_COMPILE("{}"), std::byte{42}));
# endif
}
TEST(CompileTest, FormatWideString) {

2
test/format-test.cc
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@@ -1762,7 +1762,7 @@ TEST(FormatTest, JoinArg) {
#endif
}
#if __cplusplus >= 201703L
#ifdef __cpp_lib_byte
TEST(FormatTest, JoinBytes) {
std::vector<std::byte> v = {std::byte(1), std::byte(2), std::byte(3)};
EXPECT_EQ("1, 2, 3", fmt::format("{}", fmt::join(v, ", ")));