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Return iterator from format_to

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This commit is contained in:
Victor Zverovich 2018-01-27 07:03:26 -08:00
parent a93270fd60
commit bca9de9e68
1 changed files with 19 additions and 21 deletions
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40
include/fmt/format.h
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@ -2374,15 +2374,13 @@ class basic_writer {
/** Constructs a ``basic_writer`` object. */
explicit basic_writer(Range out): out_(out.begin()) {}
void write(int value) {
write_decimal(value);
}
void write(long value) {
write_decimal(value);
}
void write(long long value) {
write_decimal(value);
}
void write(int value) { write_decimal(value); }
void write(long value) { write_decimal(value); }
void write(long long value) { write_decimal(value); }
void write(unsigned value) { write_decimal(value); }
void write(unsigned long value) { write_decimal(value); }
void write(unsigned long long value) { write_decimal(value); }
/**
\rst
@ -2955,9 +2953,9 @@ typename basic_context<Range, Char>::format_arg
/** Formats arguments and writes the output to the buffer. */
template <typename ArgFormatter, typename Char, typename Context>
void do_vformat_to(typename ArgFormatter::range out,
basic_string_view<Char> format_str,
basic_format_args<Context> args) {
typename Context::iterator do_vformat_to(typename ArgFormatter::range out,
basic_string_view<Char> format_str,
basic_format_args<Context> args) {
using iterator = internal::null_terminating_iterator<Char>;
using range = typename ArgFormatter::range;
@ -3012,9 +3010,9 @@ void do_vformat_to(typename ArgFormatter::range out,
Context context;
basic_arg<Context> arg;
};
parse_format_string(iterator(format_str.begin(), format_str.end()),
handler(out, format_str, args));
} h(out, format_str, args);
parse_format_string(iterator(format_str.begin(), format_str.end()), h);
return h.context.begin();
}
// Casts ``p`` to ``const void*`` for pointer formatting.
@ -3102,16 +3100,16 @@ template <typename OutputIt, typename Char = char>
using format_args_t = basic_format_args<context_t<OutputIt, Char>>;
template <typename OutputIt, typename... Args>
inline void vformat_to(OutputIt out, string_view format_str,
format_args_t<OutputIt> args) {
inline OutputIt vformat_to(OutputIt out, string_view format_str,
format_args_t<OutputIt> args) {
using range = output_range<OutputIt, char>;
do_vformat_to<arg_formatter<range>>(range(out), format_str, args);
return do_vformat_to<arg_formatter<range>>(range(out), format_str, args);
}
template <typename OutputIt, typename... Args>
inline void format_to(OutputIt out, string_view format_str,
const Args & ... args) {
vformat_to(out, format_str, *make_args<context_t<OutputIt>>(args...));
inline OutputIt format_to(OutputIt out, string_view format_str,
const Args & ... args) {
return vformat_to(out, format_str, *make_args<context_t<OutputIt>>(args...));
}
template <typename Container, typename... Args>