...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
BOOST_PROTO_ASSERT_MATCHES_NOT — Assert at compile time that a particular expression does not match the specified grammar.
// In header: <boost/proto/debug.hpp>
BOOST_PROTO_ASSERT_MATCHES_NOT(expr, Grammar)
Use BOOST_PROTO_ASSERT_MATCHES_NOT()
to assert at compile-time that
an expression does not match a grammar.
Example:
typedef proto::plus< proto::terminal< int >, proto::terminal< int > > PlusInts; BOOST_PROTO_ASSERT_MATCHES_NOT( proto::lit("a string") + 42, PlusInts );
See also: