static bool parseList(ParseTreeNode* parentNode)
{
// Store current state for rolling back if we fail
int curToken = said_token;
int curTreePos = said_tree_pos;
ParseTreeNode* curRightChild = parentNode->right;
bool found;
ParseTreeNode* newParent = parentNode;
found = parseListEntry(newParent);
if (found) {
newParent = newParent->right;
found = parseComma(newParent);
return true;
}
// Rollback
said_token = curToken;
said_tree_pos = curTreePos;
parentNode->right = curRightChild;
return false;
}
void Parser::parse(list<Token> tokens) {
for (list<Token>::iterator it=tokens.begin(); it != tokens.end(); it++) {
token = *it;
TokenType type = token.getType();
if (comment && type != LINE_END) continue;
switch(type) {
case SEMICOLON:
parseSemicolon();
break;
case LINE_START:
parseLineStart();
break;
case LINE_END:
parseLineEnd();
break;
case COLON:
parseColon();
break;
case WHITESPACE:
parseWhitespace();
break;
case COMMA:
parseComma();
break;
case TEXT:
parseText();
break;
}
}
}
