External/fmt
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Use precision from FormatSpec.

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This commit is contained in:
Victor Zverovich 2014-06-21 08:32:00 -07:00
parent f8c058e99c
commit b1bbc90919
2 changed files with 14 additions and 17 deletions
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24
format.cc
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@ -111,7 +111,7 @@ void ReportError(FormatFunc func,
int error_code, fmt::StringRef message) FMT_NOEXCEPT(true) {
try {
fmt::Writer full_message;
func(full_message, error_code, message); // TODO: this may throw?
func(full_message, error_code, message); // TODO: make sure this doesn't throw
std::fwrite(full_message.c_str(), full_message.size(), 1, stderr);
std::fputc('\n', stderr);
} catch (...) {}
@ -352,8 +352,7 @@ typename fmt::BasicWriter<Char>::CharPtr
template <typename Char>
template <typename T>
void fmt::BasicWriter<Char>::FormatDouble(
T value, const FormatSpec &spec, int precision) {
void fmt::BasicWriter<Char>::FormatDouble(T value, const FormatSpec &spec) {
// Check type.
char type = spec.type();
bool upper = false;
@ -442,7 +441,7 @@ void fmt::BasicWriter<Char>::FormatDouble(
if (width != 0)
*format_ptr++ = '*';
}
if (precision >= 0) {
if (spec.precision() >= 0) {
*format_ptr++ = '.';
*format_ptr++ = '*';
}
@ -466,7 +465,7 @@ void fmt::BasicWriter<Char>::FormatDouble(
#endif
Char *start = &buffer_[offset];
int n = internal::CharTraits<Char>::FormatFloat(
start, size, format, width_for_sprintf, precision, value);
start, size, format, width_for_sprintf, spec.precision(), value);
if (n >= 0 && offset + n < buffer_.capacity()) {
if (sign) {
if ((spec.align() != ALIGN_RIGHT && spec.align() != ALIGN_DEFAULT) ||
@ -781,10 +780,10 @@ void fmt::BasicWriter<Char>::PrintfParser::Format(
writer.FormatInt(arg.ulong_long_value, spec);
break;
case DOUBLE:
writer.FormatDouble(arg.double_value, spec, spec.precision_);
writer.FormatDouble(arg.double_value, spec);
break;
case LONG_DOUBLE:
writer.FormatDouble(arg.long_double_value, spec, spec.precision_);
writer.FormatDouble(arg.long_double_value, spec);
break;
case CHAR: {
if (spec.type_ && spec.type_ != 'c')
@ -868,7 +867,6 @@ void fmt::BasicWriter<Char>::FormatParser::Format(
const ArgInfo &arg = ParseArgIndex(s);
FormatSpec spec;
int precision = -1;
if (*s == ':') {
++s;
@ -946,9 +944,9 @@ void fmt::BasicWriter<Char>::FormatParser::Format(
// Parse precision.
if (*s == '.') {
++s;
precision = 0;
spec.precision_ = 0;
if ('0' <= *s && *s <= '9') {
precision = internal::ParseNonnegativeInt(s, error);
spec.precision_ = internal::ParseNonnegativeInt(s, error);
if (error)
report_error_(s, error);
} else if (*s == '{') {
@ -986,7 +984,7 @@ void fmt::BasicWriter<Char>::FormatParser::Format(
}
if (value > INT_MAX)
report_error_(s, "number is too big in format");
precision = static_cast<int>(value);
spec.precision_ = static_cast<int>(value);
if (*s++ != '}')
throw FormatError("unmatched '{' in format");
--report_error_.num_open_braces;
@ -1029,10 +1027,10 @@ void fmt::BasicWriter<Char>::FormatParser::Format(
writer.FormatInt(arg.ulong_long_value, spec);
break;
case DOUBLE:
writer.FormatDouble(arg.double_value, spec, precision);
writer.FormatDouble(arg.double_value, spec);
break;
case LONG_DOUBLE:
writer.FormatDouble(arg.long_double_value, spec, precision);
writer.FormatDouble(arg.long_double_value, spec);
break;
case CHAR: {
if (spec.type_ && spec.type_ != 'c')

7
format.h
View File

@ -876,9 +876,8 @@ class BasicWriter {
void FormatInt(T value, const Spec &spec);
// Formats a floating-point number (double or long double).
// TODO: use precision from spec
template <typename T>
void FormatDouble(T value, const FormatSpec &spec, int precision);
void FormatDouble(T value, const FormatSpec &spec);
// Formats a string.
template <typename StringChar>
@ -1221,7 +1220,7 @@ class BasicWriter {
}
BasicWriter &operator<<(double value) {
FormatDouble(value, FormatSpec(), -1);
FormatDouble(value, FormatSpec());
return *this;
}
@ -1230,7 +1229,7 @@ class BasicWriter {
(``'g'``) and writes it to the stream.
*/
BasicWriter &operator<<(long double value) {
FormatDouble(value, FormatSpec(), -1);
FormatDouble(value, FormatSpec());
return *this;
}