diff options
Diffstat (limited to 'odb/odb/semantics/relational/name.cxx')
-rw-r--r-- | odb/odb/semantics/relational/name.cxx | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/odb/odb/semantics/relational/name.cxx b/odb/odb/semantics/relational/name.cxx new file mode 100644 index 0000000..6eb2e16 --- /dev/null +++ b/odb/odb/semantics/relational/name.cxx @@ -0,0 +1,89 @@ +// file : odb/semantics/relational/name.cxx +// license : GNU GPL v3; see accompanying LICENSE file + +#include <ostream> +#include <istream> + +#include <odb/semantics/relational/name.hxx> + +using namespace std; + +namespace semantics +{ + namespace relational + { + string qname:: + string () const + { + std::string r; + + bool f (true); + for (iterator i (begin ()); i < end (); ++i) + { + if (i->empty ()) + continue; + + if (f) + f = false; + else + r += '.'; + + r += *i; + } + + return r; + } + + qname qname:: + from_string (std::string const& s) + { + using std::string; + + qname n; + + string::size_type p (string::npos); + + for (size_t i (0); i < s.size (); ++i) + { + char c (s[i]); + + if (c == '.') + { + if (p == string::npos) + n.append (string (s, 0, i)); + else + n.append (string (s, p + 1, i - p - 1)); + + p = i; + } + } + + if (p == string::npos) + n.append (s); + else + n.append (string (s, p + 1, string::npos)); + + return n; + } + + ostream& + operator<< (ostream& os, qname const& n) + { + return os << n.string (); + } + + istream& + operator>> (istream& is, qname& n) + { + string s; + is >> s; + + if (!is.fail ()) + n = qname::from_string (s); + else + n.clear (); + + return is; + } + } +} |