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Implement grouping

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This commit is contained in:
Victor Zverovich
2022-09-04 09:01:26 -07:00
parent 1b94271ff6
commit 58a5563a9f
3 changed files with 24 additions and 13 deletions
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21
include/fmt/format.h
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@@ -33,13 +33,14 @@
#ifndef FMT_FORMAT_H_
#define FMT_FORMAT_H_
#include <cmath> // std::signbit
#include <cstdint> // uint32_t
#include <cstring> // std::memcpy
#include <limits> // std::numeric_limits
#include <memory> // std::uninitialized_copy
#include <stdexcept> // std::runtime_error
#include <system_error> // std::system_error
#include <cmath> // std::signbit
#include <cstdint> // uint32_t
#include <cstring> // std::memcpy
#include <initializer_list> // std::initializer_list
#include <limits> // std::numeric_limits
#include <memory> // std::uninitialized_copy
#include <stdexcept> // std::runtime_error
#include <system_error> // std::system_error
#ifdef __cpp_lib_bit_cast
# include <bit> // std::bitcast
@@ -990,6 +991,7 @@ constexpr auto compile_string_to_view(detail::std_string_view<Char> s)
template <typename Locale> class format_facet : public Locale::facet {
private:
std::string separator_;
std::string grouping_;
protected:
virtual void do_put(appender out, basic_format_arg<format_context> val,
@@ -998,8 +1000,9 @@ template <typename Locale> class format_facet : public Locale::facet {
public:
static FMT_API typename Locale::id id;
explicit format_facet(string_view sep = ",")
: separator_(sep.data(), sep.size()) {}
explicit format_facet(string_view sep = ",",
std::initializer_list<unsigned char> g = {3})
: separator_(sep.data(), sep.size()), grouping_(g.begin(), g.end()) {}
void put(appender out, basic_format_arg<format_context> val,
const format_specs& specs) const {