Value Operator::value_calculate(Value v, EvalContext context)
{
static const char* c_capture_name = "predicate_operator_capture";
if (! m_data) {
BOOST_THROW_EXCEPTION(
einval() << errinfo_what(
"Evaluation without pre evaluation!"
)
);
}
IronBee::Field capture = IronBee::Field::create_no_copy_list<void *>(
context.memory_pool(),
c_capture_name,
sizeof(c_capture_name) - 1,
List<void *>::create(context.memory_pool())
);
int success = 0;
try {
success = m_data->op.execute_instance(
m_data->instance_data,
context,
v,
capture
);
}
catch (const error& e) {
string old_what = *boost::get_error_info<errinfo_what>(e);
e << errinfo_what(
"Predicate operator failure for " +
to_s() + " : " + old_what
);
throw e;
}
if (success) {
return capture;
}
else {
return Value();
}
}
Value Transformation::value_calculate(Value v, EvalContext context)
{
if (! m_data) {
BOOST_THROW_EXCEPTION(
einval() << errinfo_what(
"Reset without pre evaluation!"
)
);
}
return m_data->transformation.execute(context.memory_pool(), v);
}