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spec -> specs

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This commit is contained in:
Victor Zverovich 2019-07-07 06:39:20 -07:00
parent e4f84ee1c6
commit 5488d0b53a
6 changed files with 138 additions and 150 deletions
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14
include/fmt/chrono.h
View File

@ -715,7 +715,7 @@ struct chrono_formatter {
template <typename Rep, typename Period, typename Char>
struct formatter<std::chrono::duration<Rep, Period>, Char> {
private:
basic_format_specs<Char> spec;
basic_format_specs<Char> specs;
int precision;
typedef internal::arg_ref<Char> arg_ref_type;
arg_ref_type width_ref;
@ -744,9 +744,9 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
}
void on_error(const char* msg) { FMT_THROW(format_error(msg)); }
void on_fill(Char fill) { f.spec.fill[0] = fill; }
void on_align(align_t align) { f.spec.align = align; }
void on_width(unsigned width) { f.spec.width = width; }
void on_fill(Char fill) { f.specs.fill[0] = fill; }
void on_align(align_t align) { f.specs.align = align; }
void on_width(unsigned width) { f.specs.width = width; }
void on_precision(unsigned precision) { f.precision = precision; }
void end_precision() {}
@ -784,7 +784,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
}
public:
formatter() : spec(), precision(-1) {}
formatter() : precision(-1) {}
FMT_CONSTEXPR auto parse(basic_parse_context<Char>& ctx)
-> decltype(ctx.begin()) {
@ -804,7 +804,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
using range = internal::output_range<decltype(ctx.out()), Char>;
internal::basic_writer<range> w(range(ctx.out()));
internal::handle_dynamic_spec<internal::width_checker>(
spec.width, width_ref, ctx, format_str.begin());
specs.width, width_ref, ctx, format_str.begin());
internal::handle_dynamic_spec<internal::precision_checker>(
precision, precision_ref, ctx, format_str.begin());
if (begin == end || *begin == '}') {
@ -816,7 +816,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
f.precision = precision;
parse_chrono_format(begin, end, f);
}
w.write(buf.data(), buf.size(), spec);
w.write(buf.data(), buf.size(), specs);
return w.out();
}
};

14
include/fmt/format-inl.h
View File

@ -754,7 +754,7 @@ FMT_API bool grisu_format(Double value, buffer<char>& buf, int precision,
template <typename Double>
char* sprintf_format(Double value, internal::buffer<char>& buf,
core_format_specs spec) {
core_format_specs specs) {
// Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail.
FMT_ASSERT(buf.capacity() != 0, "empty buffer");
@ -763,14 +763,14 @@ char* sprintf_format(Double value, internal::buffer<char>& buf,
char format[max_format_size];
char* format_ptr = format;
*format_ptr++ = '%';
if (spec.alt || !spec.type) *format_ptr++ = '#';
if (spec.precision >= 0) {
if (specs.alt || !specs.type) *format_ptr++ = '#';
if (specs.precision >= 0) {
*format_ptr++ = '.';
*format_ptr++ = '*';
}
if (std::is_same<Double, long double>::value) *format_ptr++ = 'L';
char type = spec.type;
char type = specs.type;
if (type == '%')
type = 'f';
@ -792,18 +792,18 @@ char* sprintf_format(Double value, internal::buffer<char>& buf,
std::size_t buffer_size = buf.capacity();
start = &buf[0];
int result =
format_float(start, buffer_size, format, spec.precision, value);
format_float(start, buffer_size, format, specs.precision, value);
if (result >= 0) {
unsigned n = internal::to_unsigned(result);
if (n < buf.capacity()) {
// Find the decimal point.
auto p = buf.data(), end = p + n;
if (*p == '+' || *p == '-') ++p;
if (spec.type != 'a' && spec.type != 'A') {
if (specs.type != 'a' && specs.type != 'A') {
while (p < end && *p >= '0' && *p <= '9') ++p;
if (p < end && *p != 'e' && *p != 'E') {
decimal_point_pos = p;
if (!spec.type) {
if (!specs.type) {
// Keep only one trailing zero after the decimal point.
++p;
if (*p == '0') ++p;

153
include/fmt/format.h
View File

@ -1280,24 +1280,23 @@ template <typename Range> class basic_writer {
// Writes an integer in the format
// <left-padding><prefix><numeric-padding><digits><right-padding>
// where <digits> are written by f(it).
template <typename Spec, typename F>
void write_int(int num_digits, string_view prefix, const Spec& spec, F f) {
template <typename F>
void write_int(int num_digits, string_view prefix, format_specs specs, F f) {
std::size_t size = prefix.size() + internal::to_unsigned(num_digits);
char_type fill = spec.fill[0];
char_type fill = specs.fill[0];
std::size_t padding = 0;
if (spec.align == align::numeric) {
if (internal::to_unsigned(spec.width) > size) {
padding = spec.width - size;
size = spec.width;
if (specs.align == align::numeric) {
if (internal::to_unsigned(specs.width) > size) {
padding = specs.width - size;
size = specs.width;
}
} else if (spec.precision > num_digits) {
size = prefix.size() + internal::to_unsigned(spec.precision);
padding = internal::to_unsigned(spec.precision - num_digits);
} else if (specs.precision > num_digits) {
size = prefix.size() + internal::to_unsigned(specs.precision);
padding = internal::to_unsigned(specs.precision - num_digits);
fill = static_cast<char_type>('0');
}
format_specs as = spec;
if (spec.align == align::none) as.align = align::right;
write_padded(as, padded_int_writer<F>{size, prefix, fill, padding, f});
if (specs.align == align::none) specs.align = align::right;
write_padded(specs, padded_int_writer<F>{size, prefix, fill, padding, f});
}
// Writes a decimal integer.
@ -1313,28 +1312,28 @@ template <typename Range> class basic_writer {
}
// The handle_int_type_spec handler that writes an integer.
template <typename Int, typename Spec> struct int_writer {
template <typename Int, typename Specs> struct int_writer {
using unsigned_type = uint32_or_64_t<Int>;
basic_writer<Range>& writer;
const Spec& spec;
const Specs& specs;
unsigned_type abs_value;
char prefix[4];
unsigned prefix_size;
string_view get_prefix() const { return string_view(prefix, prefix_size); }
int_writer(basic_writer<Range>& w, Int value, const Spec& s)
int_writer(basic_writer<Range>& w, Int value, const Specs& s)
: writer(w),
spec(s),
specs(s),
abs_value(static_cast<unsigned_type>(value)),
prefix_size(0) {
if (internal::is_negative(value)) {
prefix[0] = '-';
++prefix_size;
abs_value = 0 - abs_value;
} else if (spec.sign != sign::none && spec.sign != sign::minus) {
prefix[0] = spec.sign == sign::plus ? '+' : ' ';
} else if (specs.sign != sign::none && specs.sign != sign::minus) {
prefix[0] = specs.sign == sign::plus ? '+' : ' ';
++prefix_size;
}
}
@ -1350,7 +1349,7 @@ template <typename Range> class basic_writer {
void on_dec() {
int num_digits = internal::count_digits(abs_value);
writer.write_int(num_digits, get_prefix(), spec,
writer.write_int(num_digits, get_prefix(), specs,
dec_writer{abs_value, num_digits});
}
@ -1360,17 +1359,17 @@ template <typename Range> class basic_writer {
template <typename It> void operator()(It&& it) const {
it = internal::format_uint<4, char_type>(it, self.abs_value, num_digits,
self.spec.type != 'x');
self.specs.type != 'x');
}
};
void on_hex() {
if (spec.alt) {
if (specs.alt) {
prefix[prefix_size++] = '0';
prefix[prefix_size++] = spec.type;
prefix[prefix_size++] = specs.type;
}
int num_digits = internal::count_digits<4>(abs_value);
writer.write_int(num_digits, get_prefix(), spec,
writer.write_int(num_digits, get_prefix(), specs,
hex_writer{*this, num_digits});
}
@ -1384,23 +1383,23 @@ template <typename Range> class basic_writer {
};
void on_bin() {
if (spec.alt) {
if (specs.alt) {
prefix[prefix_size++] = '0';
prefix[prefix_size++] = static_cast<char>(spec.type);
prefix[prefix_size++] = static_cast<char>(specs.type);
}
int num_digits = internal::count_digits<1>(abs_value);
writer.write_int(num_digits, get_prefix(), spec,
writer.write_int(num_digits, get_prefix(), specs,
bin_writer<1>{abs_value, num_digits});
}
void on_oct() {
int num_digits = internal::count_digits<3>(abs_value);
if (spec.alt && spec.precision <= num_digits) {
if (specs.alt && specs.precision <= num_digits) {
// Octal prefix '0' is counted as a digit, so only add it if precision
// is not greater than the number of digits.
prefix[prefix_size++] = '0';
}
writer.write_int(num_digits, get_prefix(), spec,
writer.write_int(num_digits, get_prefix(), specs,
bin_writer<3>{abs_value, num_digits});
}
@ -1430,7 +1429,7 @@ template <typename Range> class basic_writer {
int num_digits = internal::count_digits(abs_value);
char_type sep = internal::thousands_sep<char_type>(writer.locale_);
int size = num_digits + SEP_SIZE * ((num_digits - 1) / 3);
writer.write_int(size, get_prefix(), spec,
writer.write_int(size, get_prefix(), specs,
num_writer{abs_value, size, sep});
}
@ -1559,18 +1558,18 @@ template <typename Range> class basic_writer {
// Writes a value in the format
// <left-padding><value><right-padding>
// where <value> is written by f(it).
template <typename F> void write_padded(const format_specs& spec, F&& f) {
unsigned width = spec.width; // User-perceived width (in code points).
size_t size = f.size(); // The number of code units.
template <typename F> void write_padded(const format_specs& specs, F&& f) {
unsigned width = specs.width; // User-perceived width (in code points).
size_t size = f.size(); // The number of code units.
size_t num_code_points = width != 0 ? f.width() : size;
if (width <= num_code_points) return f(reserve(size));
auto&& it = reserve(width + (size - num_code_points));
char_type fill = spec.fill[0];
char_type fill = specs.fill[0];
std::size_t padding = width - num_code_points;
if (spec.align == align::right) {
if (specs.align == align::right) {
it = std::fill_n(it, padding, fill);
f(it);
} else if (spec.align == align::center) {
} else if (specs.align == align::center) {
std::size_t left_padding = padding / 2;
it = std::fill_n(it, left_padding, fill);
f(it);
@ -1596,21 +1595,8 @@ template <typename Range> class basic_writer {
int_writer<T, Spec>(*this, value, spec));
}
/**
\rst
Formats *value* and writes it to the buffer.
\endrst
*/
template <typename T, typename FormatSpec, typename... FormatSpecs,
FMT_ENABLE_IF(std::is_integral<T>::value)>
void write(T value, FormatSpec spec, FormatSpecs... specs) {
format_specs s(spec, specs...);
s.align = align::right;
write_int(value, s);
}
void write(double value, const format_specs& spec = format_specs()) {
write_double(value, spec);
void write(double value, const format_specs& specs = format_specs()) {
write_double(value, specs);
}
/**
@ -1619,13 +1605,13 @@ template <typename Range> class basic_writer {
(``'g'``) and writes it to the buffer.
\endrst
*/
void write(long double value, const format_specs& spec = format_specs()) {
write_double(value, spec);
void write(long double value, const format_specs& specs = format_specs()) {
write_double(value, specs);
}
// Formats a floating-point number (double or long double).
template <typename T, bool USE_GRISU = fmt::internal::use_grisu<T>()>
void write_double(T value, const format_specs& spec);
void write_double(T value, const format_specs& specs);
/** Writes a character to the buffer. */
void write(char value) {
@ -1656,28 +1642,28 @@ template <typename Range> class basic_writer {
// Writes a formatted string.
template <typename Char>
void write(const Char* s, std::size_t size, const format_specs& spec) {
write_padded(spec, str_writer<Char>{s, size});
void write(const Char* s, std::size_t size, const format_specs& specs) {
write_padded(specs, str_writer<Char>{s, size});
}
template <typename Char>
void write(basic_string_view<Char> s,
const format_specs& spec = format_specs()) {
const format_specs& specs = format_specs()) {
const Char* data = s.data();
std::size_t size = s.size();
if (spec.precision >= 0 && internal::to_unsigned(spec.precision) < size)
size = internal::to_unsigned(spec.precision);
write(data, size, spec);
if (specs.precision >= 0 && internal::to_unsigned(specs.precision) < size)
size = internal::to_unsigned(specs.precision);
write(data, size, specs);
}
template <typename UIntPtr>
void write_pointer(UIntPtr value, const format_specs* spec) {
void write_pointer(UIntPtr value, const format_specs* specs) {
int num_digits = internal::count_digits<4>(value);
auto pw = pointer_writer<UIntPtr>{value, num_digits};
if (!spec) return pw(reserve(num_digits + 2));
format_specs as = *spec;
if (as.align == align::none) as.align = align::right;
write_padded(as, pw);
if (!specs) return pw(reserve(num_digits + 2));
format_specs specs_copy = *specs;
if (specs_copy.align == align::none) specs_copy.align = align::right;
write_padded(specs_copy, pw);
}
};
@ -1717,7 +1703,8 @@ class arg_formatter_base {
protected:
writer_type& writer() { return writer_; }
format_specs* spec() { return specs_; }
FMT_DEPRECATED format_specs* spec() { return specs_; }
format_specs* specs() { return specs_; }
iterator out() { return writer_.out(); }
void write(bool value) {
@ -2600,13 +2587,13 @@ class arg_formatter : public internal::arg_formatter_base<Range> {
\rst
Constructs an argument formatter object.
*ctx* is a reference to the formatting context,
*spec* contains format specifier information for standard argument types.
*specs* contains format specifier information for standard argument types.
\endrst
*/
explicit arg_formatter(context_type& ctx,
basic_parse_context<char_type>* parse_ctx = nullptr,
format_specs* spec = nullptr)
: base(Range(ctx.out()), spec, ctx.locale()),
format_specs* specs = nullptr)
: base(Range(ctx.out()), specs, ctx.locale()),
ctx_(ctx),
parse_ctx_(parse_ctx) {}
@ -2726,9 +2713,9 @@ struct float_spec_handler {
template <typename Range>
template <typename T, bool USE_GRISU>
void internal::basic_writer<Range>::write_double(T value,
const format_specs& spec) {
const format_specs& specs) {
// Check type.
float_spec_handler handler(static_cast<char>(spec.type));
float_spec_handler handler(static_cast<char>(specs.type));
internal::handle_float_type_spec(handler.type, handler);
char sign = 0;
@ -2736,10 +2723,10 @@ void internal::basic_writer<Range>::write_double(T value,
if (std::signbit(value)) {
sign = '-';
value = -value;
} else if (spec.sign != sign::none) {
if (spec.sign == sign::plus)
} else if (specs.sign != sign::none) {
if (specs.sign == sign::plus)
sign = '+';
else if (spec.sign == sign::space)
else if (specs.sign == sign::space)
sign = ' ';
}
@ -2748,7 +2735,7 @@ void internal::basic_writer<Range>::write_double(T value,
// consistent across platforms.
const char* str = std::isinf(value) ? (handler.upper ? "INF" : "inf")
: (handler.upper ? "NAN" : "nan");
return write_padded(spec,
return write_padded(specs,
inf_or_nan_writer{sign, handler.as_percentage, str});
}
@ -2756,23 +2743,23 @@ void internal::basic_writer<Range>::write_double(T value,
memory_buffer buffer;
int exp = 0;
int precision = spec.precision >= 0 || !spec.type ? spec.precision : 6;
int precision = specs.precision >= 0 || !specs.type ? specs.precision : 6;
unsigned options = handler.fixed ? internal::grisu_options::fixed : 0;
bool use_grisu = USE_GRISU &&
(spec.type != 'a' && spec.type != 'A' && spec.type != 'e' &&
spec.type != 'E') &&
(specs.type != 'a' && specs.type != 'A' &&
specs.type != 'e' && specs.type != 'E') &&
internal::grisu_format(static_cast<double>(value), buffer,
precision, options, exp);
char* decimal_point_pos = nullptr;
if (!use_grisu)
decimal_point_pos = internal::sprintf_format(value, buffer, spec);
decimal_point_pos = internal::sprintf_format(value, buffer, specs);
if (handler.as_percentage) {
buffer.push_back('%');
--exp; // Adjust decimal place position.
}
format_specs as = spec;
if (spec.align == align::numeric) {
format_specs as = specs;
if (specs.align == align::numeric) {
if (sign) {
auto&& it = reserve(1);
*it++ = static_cast<char_type>(sign);
@ -2780,7 +2767,7 @@ void internal::basic_writer<Range>::write_double(T value,
if (as.width) --as.width;
}
as.align = align::right;
} else if (spec.align == align::none) {
} else if (specs.align == align::none) {
as.align = align::right;
}
char_type decimal_point = handler.use_locale
@ -2791,7 +2778,7 @@ void internal::basic_writer<Range>::write_double(T value,
params.fixed = handler.fixed;
params.num_digits = precision;
params.trailing_zeros =
(precision != 0 && (handler.fixed || !spec.type)) || spec.alt;
(precision != 0 && (handler.fixed || !specs.type)) || specs.alt;
write_padded(as, grisu_writer(sign, buffer, exp, params, decimal_point));
} else {
write_padded(as,

99
include/fmt/printf.h
View File

@ -151,16 +151,16 @@ template <typename Char> class printf_width_handler {
private:
typedef basic_format_specs<Char> format_specs;
format_specs& spec_;
format_specs& specs_;
public:
explicit printf_width_handler(format_specs& spec) : spec_(spec) {}
explicit printf_width_handler(format_specs& specs) : specs_(specs) {}
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
unsigned operator()(T value) {
auto width = static_cast<uint32_or_64_t<T>>(value);
if (internal::is_negative(value)) {
spec_.align = align::left;
specs_.align = align::left;
width = 0 - width;
}
unsigned int_max = std::numeric_limits<int>::max();
@ -213,12 +213,12 @@ class printf_arg_formatter : public internal::arg_formatter_base<Range> {
context_type& context_;
void write_null_pointer(char) {
this->spec()->type = 0;
this->specs()->type = 0;
this->write("(nil)");
}
void write_null_pointer(wchar_t) {
this->spec()->type = 0;
this->specs()->type = 0;
this->write(L"(nil)");
}
@ -228,29 +228,29 @@ class printf_arg_formatter : public internal::arg_formatter_base<Range> {
/**
\rst
Constructs an argument formatter object.
*buffer* is a reference to the output buffer and *spec* contains format
*buffer* is a reference to the output buffer and *specs* contains format
specifier information for standard argument types.
\endrst
*/
printf_arg_formatter(iterator iter, format_specs& spec, context_type& ctx)
: base(Range(iter), &spec, internal::locale_ref()), context_(ctx) {}
printf_arg_formatter(iterator iter, format_specs& specs, context_type& ctx)
: base(Range(iter), &specs, internal::locale_ref()), context_(ctx) {}
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
iterator operator()(T value) {
// MSVC2013 fails to compile separate overloads for bool and char_type so
// use std::is_same instead.
if (std::is_same<T, bool>::value) {
format_specs& fmt_spec = *this->spec();
if (fmt_spec.type != 's') return base::operator()(value ? 1 : 0);
fmt_spec.type = 0;
format_specs& fmt_specs = *this->specs();
if (fmt_specs.type != 's') return base::operator()(value ? 1 : 0);
fmt_specs.type = 0;
this->write(value != 0);
} else if (std::is_same<T, char_type>::value) {
format_specs& fmt_spec = *this->spec();
if (fmt_spec.type && fmt_spec.type != 'c')
format_specs& fmt_specs = *this->specs();
if (fmt_specs.type && fmt_specs.type != 'c')
return (*this)(static_cast<int>(value));
fmt_spec.sign = sign::none;
fmt_spec.alt = false;
fmt_spec.align = align::right;
fmt_specs.sign = sign::none;
fmt_specs.alt = false;
fmt_specs.align = align::right;
return base::operator()(value);
} else {
return base::operator()(value);
@ -267,7 +267,7 @@ class printf_arg_formatter : public internal::arg_formatter_base<Range> {
iterator operator()(const char* value) {
if (value)
base::operator()(value);
else if (this->spec()->type == 'p')
else if (this->specs()->type == 'p')
write_null_pointer(char_type());
else
this->write("(null)");
@ -278,7 +278,7 @@ class printf_arg_formatter : public internal::arg_formatter_base<Range> {
iterator operator()(const wchar_t* value) {
if (value)
base::operator()(value);
else if (this->spec()->type == 'p')
else if (this->specs()->type == 'p')
write_null_pointer(char_type());
else
this->write(L"(null)");
@ -294,7 +294,7 @@ class printf_arg_formatter : public internal::arg_formatter_base<Range> {
/** Formats a pointer. */
iterator operator()(const void* value) {
if (value) return base::operator()(value);
this->spec()->type = 0;
this->specs()->type = 0;
write_null_pointer(char_type());
return this->out();
}
@ -334,14 +334,15 @@ template <typename OutputIt, typename Char> class basic_printf_context {
basic_format_args<basic_printf_context> args_;
basic_parse_context<Char> parse_ctx_;
static void parse_flags(format_specs& spec, const Char*& it, const Char* end);
static void parse_flags(format_specs& specs, const Char*& it,
const Char* end);
// Returns the argument with specified index or, if arg_index is equal
// to the maximum unsigned value, the next argument.
format_arg get_arg(unsigned arg_index = std::numeric_limits<unsigned>::max());
// Parses argument index, flags and width and returns the argument index.
unsigned parse_header(const Char*& it, const Char* end, format_specs& spec);
unsigned parse_header(const Char*& it, const Char* end, format_specs& specs);
public:
/**
@ -373,25 +374,25 @@ template <typename OutputIt, typename Char> class basic_printf_context {
};
template <typename OutputIt, typename Char>
void basic_printf_context<OutputIt, Char>::parse_flags(format_specs& spec,
void basic_printf_context<OutputIt, Char>::parse_flags(format_specs& specs,
const Char*& it,
const Char* end) {
for (; it != end; ++it) {
switch (*it) {
case '-':
spec.align = align::left;
specs.align = align::left;
break;
case '+':
spec.sign = sign::plus;
specs.sign = sign::plus;
break;
case '0':
spec.fill[0] = '0';
specs.fill[0] = '0';
break;
case ' ':
spec.sign = sign::space;
specs.sign = sign::space;
break;
case '#':
spec.alt = true;
specs.alt = true;
break;
default:
return;
@ -411,7 +412,7 @@ basic_printf_context<OutputIt, Char>::get_arg(unsigned arg_index) {
template <typename OutputIt, typename Char>
unsigned basic_printf_context<OutputIt, Char>::parse_header(
const Char*& it, const Char* end, format_specs& spec) {
const Char*& it, const Char* end, format_specs& specs) {
unsigned arg_index = std::numeric_limits<unsigned>::max();
char_type c = *it;
if (c >= '0' && c <= '9') {
@ -423,25 +424,25 @@ unsigned basic_printf_context<OutputIt, Char>::parse_header(
++it;
arg_index = value;
} else {
if (c == '0') spec.fill[0] = '0';
if (c == '0') specs.fill[0] = '0';
if (value != 0) {
// Nonzero value means that we parsed width and don't need to
// parse it or flags again, so return now.
spec.width = value;
specs.width = value;
return arg_index;
}
}
}
parse_flags(spec, it, end);
parse_flags(specs, it, end);
// Parse width.
if (it != end) {
if (*it >= '0' && *it <= '9') {
internal::error_handler eh;
spec.width = parse_nonnegative_int(it, end, eh);
specs.width = parse_nonnegative_int(it, end, eh);
} else if (*it == '*') {
++it;
spec.width = visit_format_arg(
internal::printf_width_handler<char_type>(spec), get_arg());
specs.width = visit_format_arg(
internal::printf_width_handler<char_type>(specs), get_arg());
}
}
return arg_index;
@ -464,11 +465,11 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
}
out = std::copy(start, it - 1, out);
format_specs spec;
spec.align = align::right;
format_specs specs;
specs.align = align::right;
// Parse argument index, flags and width.
unsigned arg_index = parse_header(it, end, spec);
unsigned arg_index = parse_header(it, end, specs);
// Parse precision.
if (it != end && *it == '.') {
@ -476,24 +477,24 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
c = it != end ? *it : 0;
if ('0' <= c && c <= '9') {
internal::error_handler eh;
spec.precision = static_cast<int>(parse_nonnegative_int(it, end, eh));
specs.precision = static_cast<int>(parse_nonnegative_int(it, end, eh));
} else if (c == '*') {
++it;
spec.precision =
specs.precision =
visit_format_arg(internal::printf_precision_handler(), get_arg());
} else {
spec.precision = 0;
specs.precision = 0;
}
}
format_arg arg = get_arg(arg_index);
if (spec.alt && visit_format_arg(internal::is_zero_int(), arg))
spec.alt = false;
if (spec.fill[0] == '0') {
if (specs.alt && visit_format_arg(internal::is_zero_int(), arg))
specs.alt = false;
if (specs.fill[0] == '0') {
if (arg.is_arithmetic())
spec.align = align::numeric;
specs.align = align::numeric;
else
spec.fill[0] = ' '; // Ignore '0' flag for non-numeric types.
specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types.
}
// Parse length and convert the argument to the required type.
@ -539,13 +540,13 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
// Parse type.
if (it == end) FMT_THROW(format_error("invalid format string"));
spec.type = static_cast<char>(*it++);
specs.type = static_cast<char>(*it++);
if (arg.is_integral()) {
// Normalize type.
switch (spec.type) {
switch (specs.type) {
case 'i':
case 'u':
spec.type = 'd';
specs.type = 'd';
break;
case 'c':
visit_format_arg(internal::char_converter<basic_printf_context>(arg),
@ -557,7 +558,7 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
start = it;
// Format argument.
visit_format_arg(ArgFormatter(out, spec, *this), arg);
visit_format_arg(ArgFormatter(out, specs, *this), arg);
}
return std::copy(start, it, out);
}

2
test/custom-formatter-test.cc
View File

@ -32,7 +32,7 @@ class custom_arg_formatter
iterator operator()(double value) {
// Comparing a float to 0.0 is safe.
if (round(value * pow(10, spec()->precision)) == 0.0) value = 0;
if (round(value * pow(10, specs()->precision)) == 0.0) value = 0;
return base::operator()(value);
}
};

6
test/printf-test.cc
View File

@ -572,8 +572,8 @@ class custom_printf_arg_formatter : public formatter_t {
using formatter_t::iterator;
custom_printf_arg_formatter(formatter_t::iterator iter,
formatter_t::format_specs& spec, context_t& ctx)
: formatter_t(iter, spec, ctx) {}
formatter_t::format_specs& specs, context_t& ctx)
: formatter_t(iter, specs, ctx) {}
using formatter_t::operator();
@ -584,7 +584,7 @@ class custom_printf_arg_formatter : public formatter_t {
iterator operator()(double value) {
#endif
// Comparing a float to 0.0 is safe.
if (round(value * pow(10, spec()->precision)) == 0.0) value = 0;
if (round(value * pow(10, specs()->precision)) == 0.0) value = 0;
return formatter_t::operator()(value);
}
}