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Add float/int literal for Approx

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Henry Schreiner
2018-05-21 15:42:40 +02:00
committed by Henry Fredrick Schreiner
parent df0b0e64e1
commit 77230e69ad
7 changed files with 156 additions and 8 deletions
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20
include/internal/catch_approx.h
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@@ -25,6 +25,14 @@ namespace Detail {
static Approx custom();
Approx operator-() const {
Approx approx( -static_cast<double>(m_value) );
approx.epsilon( m_epsilon );
approx.margin( m_margin );
approx.scale( m_scale );
return approx;
}
template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
Approx operator()( T const& value ) {
Approx approx( static_cast<double>(value) );
@@ -121,7 +129,17 @@ namespace Detail {
double m_scale;
double m_value;
};
}
} // end namespace Detail
namespace literals {
inline Detail::Approx operator "" _a(long double val) {
return Detail::Approx(val);
}
inline Detail::Approx operator "" _a(unsigned long long val) {
return Detail::Approx(val);
}
} // end namespace literals
template<>
struct StringMaker<Catch::Detail::Approx> {