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constructors on heap, consuming match, move modifier in reference expression, .bring. keyword to return from block, some fixes

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This commit is contained in:
ProgramSnail 2023-05-20 20:18:49 +03:00
parent 2556efcaba
commit 8a84cfff70
12 changed files with 128 additions and 34 deletions
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42
src/execute_visitor.cpp
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@ -49,7 +49,16 @@ void ExecuteVisitor::Visit(FunctionDeclaration*) {} // no value
void ExecuteVisitor::Visit(FunctionDefinitionStatement* node) { // visited on function call
// Visit(node->definition.get());
context_manager_.EnterContext();
returned_value_ = std::nullopt;
Visitor::Visit(node->value);
if (returned_value_.has_value()) {
current_value_ = returned_value_.value();
} // else returned type = current_type_
returned_value_ = std::nullopt;
context_manager_.ExitContext();
}
@ -308,20 +317,27 @@ void ExecuteVisitor::Visit(Block* node) {
context_manager_.EnterContext();
for (auto& statement : node->statements) {
returned_value_ = std::nullopt;
brought_value_ = std::nullopt;
Visitor::Visit(statement);
if (returned_value_.has_value()) {
current_value_ = returned_value_.value();
returned_value_ = std::nullopt; // TODO: ?? ("return" exits only from one block)
return;
brought_value_ = std::nullopt;
break;
}
if (brought_value_.has_value()) {
break;
}
}
context_manager_.ExitContext();
current_value_ = context_manager_.AddValue(
info::value::InternalValue(info::value::Unit()),
utils::ValueType::Tmp);
if (brought_value_.has_value()) {
current_value_ = brought_value_.value();
brought_value_ = std::nullopt;
} else {
current_value_ = context_manager_.AddValue(
info::value::InternalValue(info::value::Unit()),
utils::ValueType::Tmp);
}
}
void ExecuteVisitor::Visit(ScopedStatement* node) {
@ -332,7 +348,7 @@ void ExecuteVisitor::Visit(LoopControlExpression& node) {
active_loop_control_expression_ = node;
current_value_ = context_manager_.AddValue(info::value::InternalValue(info::value::Unit()),
utils::ValueType::Tmp); // ??
utils::ValueType::Tmp);
}
// Operators
@ -563,7 +579,15 @@ void ExecuteVisitor::Visit(VariantExpression* node) {
void ExecuteVisitor::Visit(ReturnExpression* node) {
Visitor::Visit(node->expression);
returned_value_ = current_value_;
if (node->is_from_definition) {
returned_value_ = current_value_;
} else {
brought_value_ = current_value_;
}
current_value_ = context_manager_.AddValue(
info::value::InternalValue(info::value::Unit()),
utils::ValueType::Tmp);
}