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Purge basic_writer

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This commit is contained in:
Victor Zverovich 2020-05-06 18:29:04 -07:00
parent 8f511fc12f
commit 1c86a99e8f
1 changed files with 16 additions and 22 deletions
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38
include/fmt/format.h
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@ -1592,6 +1592,16 @@ OutputIt write_ptr(OutputIt out, UIntPtr value,
: base_iterator(out, write(reserve(out, size)));
}
template <typename Char, typename OutputIt>
OutputIt write_bytes(OutputIt out, string_view bytes,
const basic_format_specs<Char>& specs) {
using iterator = remove_reference_t<decltype(reserve(out, 0))>;
return write_padded(out, specs, bytes.size(), [bytes](iterator it) {
const char* data = bytes.data();
return copy_str<Char>(data, data + bytes.size(), it);
});
}
// This template provides operations for formatting and writing data into a
// character range.
template <typename Range> class basic_writer {
@ -1600,7 +1610,7 @@ template <typename Range> class basic_writer {
using iterator = typename Range::iterator;
using format_specs = basic_format_specs<char_type>;
private:
protected:
iterator out_; // Output iterator.
locale_ref locale_;
@ -1679,7 +1689,8 @@ template <typename Range> class basic_writer {
if (fspecs.format == float_format::hex) {
if (fspecs.sign) buffer.push_back(data::signs[fspecs.sign]);
snprintf_float(promote_float(value), specs.precision, fspecs, buffer);
return write_bytes({buffer.data(), buffer.size()}, specs);
out_ = write_bytes(out_, {buffer.data(), buffer.size()}, specs);
return;
}
int precision = specs.precision >= 0 || !specs.type ? specs.precision : 6;
if (fspecs.format == float_format::exp) {
@ -1738,19 +1749,6 @@ template <typename Range> class basic_writer {
size = code_point_index(s, to_unsigned(specs.precision));
write(data, size, specs);
}
void write_bytes(string_view bytes, const format_specs& specs) {
out_ =
write_padded(out_, specs, bytes.size(), [bytes](reserve_iterator it) {
const char* data = bytes.data();
return copy_str<char_type>(data, data + bytes.size(), it);
});
}
template <typename UIntPtr>
void write_pointer(UIntPtr value, const format_specs* specs) {
out_ = write_ptr<char_type>(out_, value, specs);
}
};
using writer = basic_writer<buffer_range<char>>;
@ -1768,11 +1766,11 @@ class arg_formatter_base : private basic_writer<Range> {
private:
using writer_type = basic_writer<Range>;
using writer_type::out_;
format_specs* specs_;
using writer_type::write;
using writer_type::write_int;
using writer_type::write_pointer;
struct char_writer {
char_type value;
@ -1793,7 +1791,7 @@ class arg_formatter_base : private basic_writer<Range> {
}
void write_pointer(const void* p) {
write_pointer(internal::to_uintptr(p), specs_);
out_ = write_ptr<char_type>(out_, internal::to_uintptr(p), specs_);
}
protected:
@ -3216,11 +3214,7 @@ template <> struct formatter<bytes> {
specs_.width, specs_.width_ref, ctx);
internal::handle_dynamic_spec<internal::precision_checker>(
specs_.precision, specs_.precision_ref, ctx);
using range_type =
internal::output_range<typename FormatContext::iterator, char>;
internal::basic_writer<range_type> w(range_type(ctx.out()));
w.write_bytes(b.data_, specs_);
return w.out();
return internal::write_bytes(ctx.out(), b.data_, specs_);
}
private: