From 70f6a2055dd4f267876a73423877cb0a7c85cc70 Mon Sep 17 00:00:00 2001
From: Shen Yi Hong <shen_yi_hong@outlook.com>
Date: Wed, 17 Apr 2024 00:02:30 +0800
Subject: [PATCH] fix: preceding simple statement in `IfStmt` should have its
 own block

---
 src/go-slang/goroutine.ts | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/go-slang/goroutine.ts b/src/go-slang/goroutine.ts
index c2810aa33..376bfa7dc 100644
--- a/src/go-slang/goroutine.ts
+++ b/src/go-slang/goroutine.ts
@@ -184,7 +184,14 @@ const Interpreter: {
 
   IfStatement: ({ stmt, cond, cons, alt }: IfStatement, { C, H }) => {
     const branchOp: BranchOp = { type: CommandType.BranchOp, cons, alt }
-    stmt ? C.pushR(...H.allocM([stmt, cond, branchOp])) : C.pushR(...H.allocM([cond, branchOp]))
+    stmt
+      ? C.push(
+          H.alloc({
+            type: NodeType.Block,
+            statements: [stmt, { type: NodeType.IfStatement, cond, cons, alt }]
+          })
+        )
+      : C.pushR(...H.allocM([cond, branchOp]))
   },
 
   ForStatement: (inst: ForStatement, { C, H }) => {