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typecheck for some expressions

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ProgramSnail 2024-02-16 00:47:40 +03:00
parent 070b08dba4
commit 61fa3a19a0
3 changed files with 78 additions and 52 deletions
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4
include/nodes/type_nodes.hpp
View file

@ -446,7 +446,7 @@ public:
return TypeCheckResult();
}
explicit TypeCheckResult(std::optional<TypeProxy> type) : type_(type) {}
explicit TypeCheckResult(nodes::TypeProxy type) : type_(type) {}
//
@ -478,7 +478,7 @@ private:
TypeCheckResult() = default;
private:
std::optional<TypeProxy> type_;
nodes::MaybeTypeProxy type_;
};
} // namespace nodes

15
include/type_check_utils.hpp
View file

@ -186,8 +186,8 @@ private:
class ContextHolder {
public:
ContextHolder(State &state, const nodes::Node &node,
error_handling::ErrorLog &error_log)
: state(state) {
error_handling::ErrorLog &error_log, nodes::MaybeTypeProxy* context_exit_type)
: state_(state), context_exit_type_(context_exit_type) {
state.enter_context(node, error_log);
}
@ -197,10 +197,17 @@ public:
ContextHolder &operator=(const ContextHolder &) = delete;
ContextHolder &operator=(ContextHolder &&) = delete;
~ContextHolder() { state.exit_context(); }
~ContextHolder() {
if (context_exit_type_) {
*context_exit_type_ = state_.exit_context();
} else {
state_.exit_context();
}
}
private:
State &state;
State &state_;
nodes::MaybeTypeProxy* context_exit_type_;
};
nodes::TypeCheckResult type_same_to_expected(