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AK: Add Formatter<FormatString> as helper class.

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asynts 2021-01-09 01:00:22 +01:00 • committed by Andreas Kling
parent 9a842ec419
commit 1160817a9e
13 changed files with 64 additions and 94 deletions
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16
AK/Tests/TestFormat.cpp
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@ -274,4 +274,20 @@ TEST_CASE(format_nullptr)
EXPECT_EQ(String::formatted("{}", nullptr), String::formatted("{:p}", static_cast<FlatPtr>(0)));
}
struct C {
int i;
};
template<>
struct AK::Formatter<C> : AK::Formatter<FormatString> {
void format(FormatBuilder& builder, C c)
{
return AK::Formatter<FormatString>::format(builder, "C(i={})", c.i);
}
};
TEST_CASE(use_format_string_formatter)
{
EXPECT_EQ(String::formatted("{:*<10}", C { 42 }), "C(i=42)***");
}
TEST_MAIN(Format)