Type *Namespace::FindTypeByName(const std::string& name) const
{
auto delim = name.find(' ');
if (delim != std::string::npos)
return FindTypeByName(name.substr(delim + 1));
delim = name.find("::");
if (delim != std::string::npos)
{
std::string head = name.substr(0, delim);
std::string tail = name.substr(delim + 2);
auto headIter = m_Children.find(head);
if (headIter != m_Children.end())
{
auto &ch = headIter->second;
return ch->FindTypeByName(tail);
}
}
auto iter = m_Types.find(name);
if (iter != m_Types.end())
return iter->second.get();
return m_Parent ? m_Parent->FindTypeByName(name) : nullptr;
}
//12.<传递参数>—> id [ , id ]| ε
void passparameter(char funname[]){
vector<int> tmptypes;//实参类型序列
char varname[MAXIDLEN];
strcpy(varname, token);
if (lookahead==id){
match(id);
if (!isexist(varname)){
strcpy(token, varname);
error(46);
}
int tmptype = FindTypeByName(varname);
tmptypes.push_back(tmptype);
while (lookahead == comma){
match(comma);
strcpy(varname, token);
match(id);
if (!isexist(varname)){
strcpy(token, varname);
error(46);
}
tmptype = FindTypeByName(varname);
tmptypes.push_back(tmptype);
}
int callfuncId = FindIdByName(funname);
if (tmptypes.size() != funtabs[callfuncId].para.size()){
error(51);
}
else{
for (int i = 0; i < tmptypes.size(); i++){
if (tmptypes[i] != funtabs[callfuncId].para[i]){
error(52);
}
}
}
}
}
