From 042b03a06a9a2d7a25d2a8b15e74b41ec9f68770 Mon Sep 17 00:00:00 2001
From: v1nh1shungry <1792795667@qq.com>
Date: Wed, 20 Apr 2022 14:49:52 +0800
Subject: [PATCH] fix ast.lastToken() does not handle empty error_value

---
 src/ast.zig | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/ast.zig b/src/ast.zig
index c012281..727a289 100644
--- a/src/ast.zig
+++ b/src/ast.zig
@@ -448,9 +448,18 @@ pub fn lastToken(tree: Ast, node: Ast.Node.Index) Ast.TokenIndex {
         .asm_simple,
         .asm_output,
         .asm_input,
-        .error_value,
         => return datas[n].rhs + end_offset,
 
+        .error_value => {
+            if (datas[n].rhs != 0) {
+                return datas[n].rhs + end_offset;
+            } else if (datas[n].lhs != 0) {
+                return datas[n].lhs + end_offset;
+            } else {
+                return main_tokens[n] + end_offset;
+            }
+        },
+
         .anyframe_literal,
         .char_literal,
         .integer_literal,