bool VisitDecl(clang::Decl *decl)
{
if (markedAsSuppress(decl, _rule))
{
clang::SourceLocation startLocation = decl->getLocStart();
clang::SourceLocation endLocation = decl->getLocEnd();
unsigned startLineNumber = _sourceManager->getPresumedLineNumber(startLocation);
unsigned endLineNumber = _sourceManager->getPresumedLineNumber(endLocation);
_range.insert(std::make_pair(startLineNumber, endLineNumber));
}
return true;
}
NodePtr parsePrimitive()
{
NodePtr p = nullptr;
RangeSet st;
// lookahead
switch (reader.peek())
{
case '\\':
reader.next();
switch (reader.peek())
{
case 'd':
st.insert({ '0', '9' });
reader.next();
return std::make_shared<CharsetNode>(st);
break;
case '{': case '}': case '|':
case '(': case ')': case '.':
case '+': case '*': case '?':
case '\\': case 'n': case 't':
return std::make_shared<CharNode>(reader.next());
break;
default:
throw ParseError();
}
reader.next();
break;
case '(':
reader.next();
p = parseRE();
if (reader.peek() != ')')
{
throw ParseError();
}
reader.next();
return p;
case '\0': case '*': case '|':
throw ParseError();
break;
case '.':
reader.next();
return std::make_shared<WildcardNode>();
break;
default:
return std::make_shared<CharNode>(reader.next());
}
}