mirror of
https://github.com/VCMP-SqMod/SqMod.git
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Update fmt library.
This commit is contained in:
103
vendor/Fmt/include/fmt/printf.h
vendored
103
vendor/Fmt/include/fmt/printf.h
vendored
@ -207,50 +207,32 @@ template <typename OutputIt, typename Char> class basic_printf_context;
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*/
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template <typename OutputIt, typename Char>
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class printf_arg_formatter : public detail::arg_formatter_base<OutputIt, Char> {
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public:
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using iterator = OutputIt;
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private:
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using char_type = Char;
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using base = detail::arg_formatter_base<OutputIt, Char>;
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using context_type = basic_printf_context<OutputIt, Char>;
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using format_specs = typename base::format_specs;
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context_type& context_;
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void write_null_pointer(char) {
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this->specs()->type = 0;
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this->write("(nil)");
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}
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void write_null_pointer(wchar_t) {
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this->specs()->type = 0;
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this->write(L"(nil)");
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OutputIt write_null_pointer(bool is_string = false) {
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auto s = this->specs();
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s.type = 0;
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return detail::write(this->out(),
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string_view(is_string ? "(null)" : "(nil)"), s);
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}
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public:
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using format_specs = typename base::format_specs;
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printf_arg_formatter(OutputIt iter, format_specs& specs, context_type& ctx)
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: base(iter, specs, detail::locale_ref()), context_(ctx) {}
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/**
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\rst
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Constructs an argument formatter object.
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*buffer* is a reference to the output buffer and *specs* contains format
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specifier information for standard argument types.
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\endrst
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*/
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printf_arg_formatter(iterator iter, format_specs& specs, context_type& ctx)
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: base(iter, &specs, detail::locale_ref()), context_(ctx) {}
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OutputIt operator()(monostate value) { return base::operator()(value); }
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template <typename T, FMT_ENABLE_IF(fmt::detail::is_integral<T>::value)>
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iterator operator()(T value) {
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// MSVC2013 fails to compile separate overloads for bool and char_type so
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// use std::is_same instead.
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if (std::is_same<T, bool>::value) {
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format_specs& fmt_specs = *this->specs();
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if (fmt_specs.type != 's') return base::operator()(value ? 1 : 0);
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fmt_specs.type = 0;
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this->write(value != 0);
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} else if (std::is_same<T, char_type>::value) {
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format_specs& fmt_specs = *this->specs();
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OutputIt operator()(T value) {
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// MSVC2013 fails to compile separate overloads for bool and Char so use
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// std::is_same instead.
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if (std::is_same<T, Char>::value) {
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format_specs fmt_specs = this->specs();
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if (fmt_specs.type && fmt_specs.type != 'c')
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return (*this)(static_cast<int>(value));
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fmt_specs.sign = sign::none;
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@ -260,56 +242,39 @@ class printf_arg_formatter : public detail::arg_formatter_base<OutputIt, Char> {
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// ignored for non-numeric types
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if (fmt_specs.align == align::none || fmt_specs.align == align::numeric)
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fmt_specs.align = align::right;
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return base::operator()(value);
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} else {
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return base::operator()(value);
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return write_char(this->out(), static_cast<Char>(value), fmt_specs);
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}
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return this->out();
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return base::operator()(value);
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}
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template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)>
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iterator operator()(T value) {
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OutputIt operator()(T value) {
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return base::operator()(value);
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}
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/** Formats a null-terminated C string. */
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iterator operator()(const char* value) {
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if (value)
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base::operator()(value);
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else if (this->specs()->type == 'p')
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write_null_pointer(char_type());
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else
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this->write("(null)");
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return this->out();
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OutputIt operator()(const char* value) {
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if (value) return base::operator()(value);
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return write_null_pointer(this->specs().type != 'p');
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}
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/** Formats a null-terminated wide C string. */
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iterator operator()(const wchar_t* value) {
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if (value)
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base::operator()(value);
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else if (this->specs()->type == 'p')
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write_null_pointer(char_type());
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else
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this->write(L"(null)");
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return this->out();
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OutputIt operator()(const wchar_t* value) {
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if (value) return base::operator()(value);
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return write_null_pointer(this->specs().type != 'p');
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}
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iterator operator()(basic_string_view<char_type> value) {
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OutputIt operator()(basic_string_view<Char> value) {
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return base::operator()(value);
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}
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iterator operator()(monostate value) { return base::operator()(value); }
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/** Formats a pointer. */
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iterator operator()(const void* value) {
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if (value) return base::operator()(value);
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this->specs()->type = 0;
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write_null_pointer(char_type());
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return this->out();
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OutputIt operator()(const void* value) {
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return value ? base::operator()(value) : write_null_pointer();
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}
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/** Formats an argument of a custom (user-defined) type. */
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iterator operator()(typename basic_format_arg<context_type>::handle handle) {
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OutputIt operator()(typename basic_format_arg<context_type>::handle handle) {
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handle.format(context_.parse_context(), context_);
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return this->out();
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}
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@ -474,14 +439,19 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
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const Char* end = parse_ctx_.end();
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auto it = start;
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while (it != end) {
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if (!detail::find<false, Char>(it, end, '%', it)) {
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it = end; // detail::find leaves it == nullptr if it doesn't find '%'
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break;
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}
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char_type c = *it++;
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if (c != '%') continue;
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if (it != end && *it == c) {
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out = std::copy(start, it, out);
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out = detail::write(
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out, basic_string_view<Char>(start, detail::to_unsigned(it - start)));
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start = ++it;
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continue;
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}
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out = std::copy(start, it - 1, out);
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out = detail::write(out, basic_string_view<Char>(
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start, detail::to_unsigned(it - 1 - start)));
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format_specs specs;
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specs.align = align::right;
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@ -593,7 +563,8 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
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// Format argument.
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out = visit_format_arg(ArgFormatter(out, specs, *this), arg);
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}
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return std::copy(start, it, out);
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return detail::write(
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out, basic_string_view<Char>(start, detail::to_unsigned(it - start)));
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}
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template <typename Char>
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