confirmed only the index/key variable is const in for-loop.v0.22.1

1 files changed, 7 insertions, 4 deletions

diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 7a4aa62..0d38fa5 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -75,7 +75,7 @@ static std::unordered_set<std::string> Metamethods = {
         "close"s // Lua 5.4
 };
 
-const std::string_view version = "0.22.0"sv;
+const std::string_view version = "0.22.1"sv;
 const std::string_view extension = "yue"sv;
 
 class CompileError : public std::logic_error {
@@ -6892,7 +6892,8 @@ private:
                 auto x = nameList;
                 str_list temp;
                 str_list vars;
-                str_list varBefore, varConstAfter, varAfter;
+                str_list varBefore, varAfter;
+                std::string varConstAfter;
                 bool extraScope = false;
                 std::list<std::pair<ast_node*, ast_ptr<false, ast_node>>> destructPairs;
                 for (auto _item : nameList->items.objects()) {
@@ -6901,7 +6902,9 @@ private:
                                 case id<Variable_t>():
                                         transformVariable(static_cast<Variable_t*>(item), vars);
                                         varAfter.push_back(vars.back());
-                                        varConstAfter.push_back(vars.back());
+                                        if (_item == nameList->items.objects().front()) {
+                                                varConstAfter = vars.back();
+                                        }
                                         break;
                                 case id<TableLit_t>(): {
                                         auto desVar = getUnusedName("_des_"sv);
@@ -7035,7 +7038,7 @@ private:
                 pushScope();
                 for (const auto& var : vars) forceAddToScope(var);
                 for (const auto& var : varAfter) addToScope(var);
-                for (const auto& var : varConstAfter) markVarConst(var);
+                if (!varConstAfter.empty()) markVarConst(varConstAfter);
                 if (!destructPairs.empty()) {
                         temp.clear();
                         for (auto& pair : destructPairs) {