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Added 'scientific' flag to basic_format_spec to allow forcing of scientific format for all floating point values.

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This commit is contained in:
John Wellbelove 2026-06-06 13:35:01 +01:00
parent 4a88884b39
commit 9d6e8dd92e
1 changed files with 33 additions and 2 deletions
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35
include/etl/basic_format_spec.h
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@ -215,6 +215,7 @@ namespace etl
, boolalpha_(false)
, show_base_(false)
, fill_(typename TString::value_type(' '))
, scientific_(false)
{
}
@ -222,7 +223,7 @@ namespace etl
/// Constructor.
//***************************************************************************
ETL_CONSTEXPR basic_format_spec(uint_least8_t base__, uint_least8_t width__, uint_least8_t precision__, bool upper_case__, bool left_justified__,
bool boolalpha__, bool show_base__, typename TString::value_type fill__) ETL_NOEXCEPT
bool boolalpha__, bool show_base__, typename TString::value_type fill__, bool scientific__ = false) ETL_NOEXCEPT
: base_(base__)
, width_(width__)
, precision_(precision__)
@ -231,6 +232,7 @@ namespace etl
, boolalpha_(boolalpha__)
, show_base_(show_base__)
, fill_(fill__)
, scientific_(scientific__)
{
}
@ -246,7 +248,8 @@ namespace etl
left_justified_ = false;
boolalpha_ = false;
show_base_ = false;
fill_ = typename TString::value_type(' ');
scientific = false;
fill_ = typename TString::value_type(' ');
}
//***************************************************************************
@ -560,6 +563,33 @@ namespace etl
return boolalpha_;
}
//***************************************************************************
/// Sets the scientific flag.
/// \return A reference to the basic_format_spec.
//***************************************************************************
ETL_CONSTEXPR14 basic_format_spec& scientific(bool b) ETL_LVALUE_REF_QUALIFIER ETL_NOEXCEPT
{
scientific_ = b;
return *this;
}
#if ETL_USING_CPP11
/// @overload
ETL_CONSTEXPR14 basic_format_spec&& scientific(bool b) ETL_RVALUE_REF_QUALIFIER ETL_NOEXCEPT
{
scientific_ = b;
return etl::move(*this);
}
#endif
//***************************************************************************
/// Gets the scientific flag.
//***************************************************************************
ETL_CONSTEXPR bool is_scientific() const ETL_NOEXCEPT
{
return scientific_;
}
//***************************************************************************
/// Equality operator.
//***************************************************************************
@ -588,6 +618,7 @@ namespace etl
bool boolalpha_;
bool show_base_;
typename TString::value_type fill_;
bool scientific_;
};
} // namespace etl