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[FunC] Produce an error on get methods hash (method_id) collision

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Aleksandr Kirsanov 2024-05-21 17:50:06 +03:00
parent 7b8268d99f
commit 8932c515c9
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GPG key ID: B758BBAA01FFB3D3
4 changed files with 23 additions and 2 deletions
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6
crypto/func/parse-func.cpp
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@ -1579,6 +1579,11 @@ void parse_func_def(Lexer& lex) {
if (is_get_method) {
func_assert(method_id.is_null());
method_id = calculate_method_id_by_func_name(func_name.str);
for (const SymDef* other : glob_get_methods) {
if (!td::cmp(dynamic_cast<const SymValFunc*>(other->value)->method_id, method_id)) {
lex.cur().error(PSTRING() << "GET methods hash collision: `" << other->name() << "` and `" + func_name.str + "` produce the same hash. Consider renaming one of these functions.");
}
}
}
TypeExpr* func_type = TypeExpr::new_map(extract_total_arg_type(arg_list), ret_type);
func_type = compute_type_closure(func_type, type_vars);
@ -1698,6 +1703,7 @@ void parse_func_def(Lexer& lex) {
lex.cur().error("cannot set unknown function `"s + func_name.str + "` as a get method");
}
val->flags |= SymValFunc::flagGetMethod;
glob_get_methods.push_back(func_sym);
}
if (verbosity >= 1) {
std::cerr << "new type of function " << func_name.str << " : " << func_type << std::endl;