fix assignment to in-expression with discrete values issue from #140v0.17.3

1 files changed, 8 insertions, 2 deletions

diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index c1426f9..efd0aed 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -72,7 +72,7 @@ static std::unordered_set<std::string> Metamethods = {
         "close"s // Lua 5.4
 };
 
-const std::string_view version = "0.17.2"sv;
+const std::string_view version = "0.17.3"sv;
 const std::string_view extension = "yue"sv;
 
 class CompileError : public std::logic_error {
@@ -5429,7 +5429,13 @@ private:
                                         for (auto exp : discrete->values.objects()) {
                                                 transformExp(static_cast<Exp_t*>(exp), tmp, ExpUsage::Closure);
                                         }
-                                        _buf << indent() << "return "sv;
+                                        if (usage == ExpUsage::Assignment) {
+                                                str_list tmpList;
+                                                transformExp(static_cast<Exp_t*>(assignList->exprs.front()), tmpList, ExpUsage::Closure);
+                                                _buf << indent() << tmpList.back() << " = "sv;
+                                        } else {
+                                                _buf << indent() << "return "sv;
+                                        }
                                         if (unary_exp->inExp->not_) {
                                                 _buf << "not ("sv;
                                         }