From f4147d5fea31438cfee3dc3781806a1a0b6c40c9 Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Thu, 14 Jul 2022 14:35:58 +0800
Subject: fix a case when doing optional destructuring for metatable.

---
 spec/inputs/switch.yue         | 5 +++++
 src/yuescript/yue_compiler.cpp | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/spec/inputs/switch.yue b/spec/inputs/switch.yue
index 04bb02e..9e7ecfd 100644
--- a/spec/inputs/switch.yue
+++ b/spec/inputs/switch.yue
@@ -144,5 +144,10 @@ do
 		else
 			"should not reach here unless it is not a table"
 
+do
+	switch y
+		when {x: #:mt}
+			print mt
+
 nil
 
diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 2565878..21764fe 100755
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -56,7 +56,7 @@ using namespace parserlib;
 
 typedef std::list<std::string> str_list;
 
-const std::string_view version = "0.13.4"sv;
+const std::string_view version = "0.13.5"sv;
 const std::string_view extension = "yue"sv;
 
 class YueCompilerImpl {
@@ -2012,7 +2012,7 @@ private:
 				pairs.push_back({
 					p.target,
 					p.targetVar,
-					".#"s + sep + p.structure,
+					".#"s + (p.structure.empty() ? Empty : sep + p.structure),
 					p.defVal
 				});
 			}
-- 
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