uncatsep: deserialize the separated arguments from a string

Functions
template<class Arg , class... Args>
size_t	c4::uncatsep (csubstr buf, csubstr sep, Arg &a, Args &...more)
	deserialize the arguments from the given buffer, using a separator. More...

Detailed Description

Function Documentation

template<class Arg , class... Args>

size_t c4::uncatsep	(	csubstr	buf,
		csubstr	sep,
		Arg &	a,
		Args &...	more
	)

deserialize the arguments from the given buffer, using a separator.

Returns

the number of characters read from the buffer, or csubstr::npos if a conversion was not successful

See also

c4::catsep(). c4::uncatsep() is the inverse of c4::catsep().

Definition at line 819 of file format.hpp.

Referenced by sample_formatting().

{
    if C4_LIKELY(sep.len > 0)
    {
        size_t pos = buf.find(sep);
        if C4_LIKELY(pos != csubstr::npos)
        {
            if C4_LIKELY(from_chars(buf.first(pos), &a))
            {
                pos += sep.len;
                size_t num = uncatsep(buf.sub(pos), sep, more...);
                if C4_LIKELY(num != csubstr::npos)
                    return pos + num;
            }
        }
    }
    return csubstr::npos;
}