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Fixed many bugs in Parser related functions. #130

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merged 2 commits into from
Nov 21, 2024
Merged

Fixed many bugs in Parser related functions. #130

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e05a919
Fixed a small bug in Parser::ParsePrimaryExpr function.
ax-6 Nov 21, 2024
b0935cd
Fixed some small bugs in Parser::ParseExpr and Parser::ParseVarDecl f…
ax-6 Nov 21, 2024
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19 changes: 12 additions & 7 deletions prototype/compiler.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1824,6 +1824,8 @@ VarDeclNode* Parser::ParseVarDecl(Token* token, size_t length, size_t& index) {
return var_decl;
std::cout << "END PVD FUNC E5" << std::endl;
}
if (token[index].value._operator == Token::OperatorType::equal)
std::cout << "IS = " << std::endl;
switch (token[index].value._operator) {
case Token::OperatorType::l_square: {
ExprNode* size = ParseExpr(token, length, ++index);
Expand Down Expand Up @@ -1857,13 +1859,16 @@ VarDeclNode* Parser::ParseVarDecl(Token* token, size_t length, size_t& index) {
}
dynamic_cast<ArrayDeclNode*>(var_decl)->SetArrayDeclNode(type, name,
size);
break;
}
case Token::OperatorType::equal: {
std::cout<<"EQUAL RUN IN PVD FUNC"<<std::endl;
ExprNode* value = ParseExpr(token, length, ++index);
var_decl->SetVarDeclNode(type, name, value);
break;
}
default:
std::cout<<index;
std::cout << index;
std::cout << "END PVD FUNC E1" << std::endl;
return var_decl;
}
Expand Down Expand Up @@ -2072,10 +2077,8 @@ ExprNode* Parser::ParsePrimaryExpr(Token* token, size_t length, size_t& index) {
std::cout << "FN PPE FUNC" << std::endl;
std::vector<ExprNode*> args;
index++;
while (index < length &&

token[index].value._operator !=
Token::OperatorType::r_paren) {
while (index < length && token[index].value._operator !=
Token::OperatorType::r_paren) {
std::cout << "ARG PPE FUNC" << std::endl;
args.push_back(ParseVarDecl(token, length, index));
if (token[index].type == Token::Type::OPERATOR &&
Expand All @@ -2084,13 +2087,13 @@ ExprNode* Parser::ParsePrimaryExpr(Token* token, size_t length, size_t& index) {
} else if (token[index].type == Token::Type::OPERATOR &&
token[index].value._operator ==
Token::OperatorType::r_paren) {
index++;
break;
} else {
state = State::kEnd;
break;
}
}
index++;
FuncNode* func_node = new FuncNode();
std::cout << "NFN PPE FUNC" << std::endl;
func_node->SetFuncNode(main_expr, args);
Expand Down Expand Up @@ -2240,9 +2243,11 @@ ExprNode* Parser::ParsePrimaryExpr(Token* token, size_t length, size_t& index) {
}

ExprNode* Parser::ParseExpr(Token* token, size_t length, size_t& index) {
if (length >= index) return nullptr;
std::cout<<"START PE FUNC"<<std::endl;
if (index >= length) return nullptr;
ExprNode* expr = ParsePrimaryExpr(token, length, index);
expr = ParseBinaryExpr(token, length, index, expr, 0);
std::cout<<"END PE FUNC"<<std::endl;
return expr;
}

Expand Down
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