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#include "parser.ih"
void Parser::checkField(std::string const &field)
{
string msg;
switch (d_semType)
{
case SINGLE:
msg = "%type not available for %stype semantic values";
break;
case POLYMORPHIC:
if
(
field != s_stype // STYPE_ is OK
&&
d_polymorphic.find(field) == d_polymorphic.end()
)
msg = "no polymorphic tag `" + field + '\'';
break;
case UNION:
{
Pattern pattern("\\b" + field + "\\b");
if (not (pattern << d_options.stype()))
msg = "no union field `" + field + '\'';
break;
}
}
if (not msg.empty())
emsg << msg << endl;
d_field = field;
}
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