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// file : cult/cli/options-parser.txx
// author : Boris Kolpackov <boris@kolpackov.net>
// copyright : Copyright (c) 2005-2010 Boris Kolpackov
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
namespace Cult
{
namespace CLI
{
// OptionParserBase
//
template <typename T>
T OptionParserBase<T>::
parse (Char const* o, Scanner& s)
{
Char const* v (s.next ());
//@@ "expected something after --option"?
//
if (v == Scanner::eos)
throw OptionFormat (o);
T r;
std::istringstream is (v);
is >> r;
if (is.fail () || !is.eof ())
throw OptionFormat (o);
return r;
}
}
}
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