format_impl() [2/2]

template<typename T, typename... Args>

void fl::printf_detail::format_impl	(	sstream &	stream,
		const char *	format,
		const T &	first,
		const Args &...	rest )

Definition at line 884 of file stdio.h.

                                                                                                        {
    while (*format) {
        if (*format == '%') {
            FormatSpec spec = parse_format_spec(format);
            if (spec.type == '%') {
                stream << "%";
                continue;
            } else {
                // Format the first argument and continue with the rest
                format_arg(stream, spec, first);
                format_impl(stream, format, rest...);
                return;
            }
        } else if (*format == '{' || *format == '}') {
            if (parse_brace(stream, format)) {
                // Generic placeholder: format the first argument by
                // picking the natural specifier for its type (NOT through
                // sstream::operator<<, which is what this design avoids) and
                // continue with the rest.
                format_arg_generic(stream, first);
                format_impl(stream, format, rest...);
                return;
            }
            continue;
        } else {
            // Create a single-character string since sstream treats char as number
            char temp_str[2] = {*format, '\0'};
            stream << temp_str;
            ++format;
        }
    }
 
    // If we get here, there are unused arguments
    // This is not an error in printf, so we just ignore them
}

References fl::FL_NO_EXCEPT, fl::format(), format_arg(), format_arg_generic(), format_impl(), parse_brace(), parse_format_spec(), and fl::printf_detail::FormatSpec::type.

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