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Fix MSVC 2013 build

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This commit is contained in:
Victor Zverovich
2018-07-04 11:36:38 -07:00
parent ec218a3ad1
commit e928b6724c
3 changed files with 59 additions and 73 deletions
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38
include/fmt/printf.h
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@@ -252,23 +252,33 @@ class printf_arg_formatter:
using base::operator();
/** Formats an argument of type ``bool``. */
iterator operator()(bool value) {
format_specs &fmt_spec = this->spec();
if (fmt_spec.type_ != 's')
return (*this)(value ? 1 : 0);
fmt_spec.type_ = 0;
this->write(value);
template <typename T>
typename std::enable_if<std::is_integral<T>::value, iterator>::type
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;
this->write(value);
} else if (std::is_same<T, char_type>::value) {
format_specs &fmt_spec = this->spec();
if (fmt_spec.type_ && fmt_spec.type_ != 'c')
return (*this)(static_cast<int>(value));
fmt_spec.flags_ = 0;
fmt_spec.align_ = ALIGN_RIGHT;
return base::operator()(value);
} else {
return base::operator()(value);
}
return this->out();
}
/** Formats a character. */
iterator operator()(char_type value) {
format_specs &fmt_spec = this->spec();
if (fmt_spec.type_ && fmt_spec.type_ != 'c')
return (*this)(static_cast<int>(value));
fmt_spec.flags_ = 0;
fmt_spec.align_ = ALIGN_RIGHT;
template <typename T>
typename std::enable_if<std::is_floating_point<T>::value, iterator>::type
operator()(T value) {
return base::operator()(value);
}