mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-04 05:22:17 +00:00
29 lines
702 B
C
29 lines
702 B
C
|
#pragma once
|
||
|
|
|
||
|
|
#include <src/double-conversion.h>
|
||
|
|
|
||
|
|
namespace DB
|
||
|
|
{
|
||
|
|
|
||
|
|
template <bool emit_decimal_point> struct DoubleToStringConverterFlags
|
||
|
|
{
|
||
|
|
static constexpr auto flags = double_conversion::DoubleToStringConverter::NO_FLAGS;
|
||
|
|
};
|
||
|
|
|
||
|
|
template <> struct DoubleToStringConverterFlags<true>
|
||
|
|
{
|
||
|
|
static constexpr auto flags = double_conversion::DoubleToStringConverter::EMIT_TRAILING_DECIMAL_POINT;
|
||
|
|
};
|
||
|
|
|
||
|
|
template <bool emit_decimal_point = true>
|
||
|
|
const double_conversion::DoubleToStringConverter & getDoubleToStringConverter()
|
||
|
|
{
|
||
|
|
static const double_conversion::DoubleToStringConverter instance{
|
||
|
|
DoubleToStringConverterFlags<emit_decimal_point>::flags, "inf", "nan", 'e', -6, 21, 6, 1
|
||
|
|
};
|
||
|
|
|
||
|
|
return instance;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|