fix a case nil coalesing used as update assignment.

2 files changed, 30 insertions, 0 deletions

diff --git a/spec/inputs/nil_coalesing.yue b/spec/inputs/nil_coalesing.yue
index facd64c..76915c7 100644
--- a/spec/inputs/nil_coalesing.yue
+++ b/spec/inputs/nil_coalesing.yue
@@ -39,5 +39,10 @@ do
 do
         a = 1 ?? 2 ?? 3
 
+do
+        a.b.c ??= 1
+        a = b.x ?? c.x ?? d.x
+        a.c ??= 1
+
 nil
 
diff --git a/spec/outputs/nil_coalesing.lua b/spec/outputs/nil_coalesing.lua
index b434671..e1547df 100644
--- a/spec/outputs/nil_coalesing.lua
+++ b/spec/outputs/nil_coalesing.lua
@@ -153,4 +153,29 @@ do
                 end
         end
 end
+do
+        local _obj_0 = a.b
+        if _obj_0.c == nil then
+                _obj_0.c = 1
+        end
+        local a
+        do
+                local _exp_0 = b.x
+                if _exp_0 ~= nil then
+                        a = _exp_0
+                else
+                        do
+                                local _exp_1 = c.x
+                                if _exp_1 ~= nil then
+                                        a = _exp_1
+                                else
+                                        a = d.x
+                                end
+                        end
+                end
+        end
+        if a.c == nil then
+                a.c = 1
+        end
+end
 return nil