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Make formatter override implicit conversion to a C string

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This commit is contained in:
Victor Zverovich
2020-02-07 18:47:48 -08:00
parent 24924128e3
commit 1f1b50707c
3 changed files with 25 additions and 18 deletions
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18
test/ostream-test.cc
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@@ -264,17 +264,13 @@ struct explicitly_convertible_to_string_like {
}
};
TEST(FormatterTest, FormatExplicitlyConvertibleToStringLike) {
EXPECT_EQ("foo", fmt::format("{}", explicitly_convertible_to_string_like()));
}
std::ostream& operator<<(std::ostream& os,
explicitly_convertible_to_string_like) {
return os << "bar";
}
TEST(FormatterTest, FormatExplicitlyConvertibleToStringLikeIgnoreInserter) {
EXPECT_EQ("foo", fmt::format("{}", explicitly_convertible_to_string_like()));
TEST(FormatterTest, FormatExplicitlyConvertibleToStringLike) {
EXPECT_EQ("bar", fmt::format("{}", explicitly_convertible_to_string_like()));
}
#ifdef FMT_USE_STRING_VIEW
@@ -284,17 +280,13 @@ struct explicitly_convertible_to_std_string_view {
}
};
TEST(FormatterTest, FormatExplicitlyConvertibleToStdStringView) {
EXPECT_EQ("foo", fmt::format("{}", explicitly_convertible_to_string_like()));
}
std::ostream& operator<<(std::ostream& os,
explicitly_convertible_to_std_string_view) {
return os << "bar";
}
TEST(FormatterTest, FormatExplicitlyConvertibleToStdStringViewIgnoreInserter) {
EXPECT_EQ("foo",
fmt::format("{}", explicitly_convertible_to_std_string_view()));
TEST(FormatterTest, FormatExplicitlyConvertibleToStdStringView) {
EXPECT_EQ("bar", fmt::format("{}", explicitly_convertible_to_string_like()));
}
#endif // FMT_USE_STRING_VIEW