From 635ce55c778eb0ccf0cb0f5d495402dbbb42deb1 Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Fri, 20 Feb 2026 21:17:16 +0800
Subject: Skip line-number comments on empty lines in table/class blocks

---
 spec/cli/test_compilation.sh   | 21 +++++++++++++++++++++
 src/yuescript/yue_compiler.cpp |  3 +++
 2 files changed, 24 insertions(+)

diff --git a/spec/cli/test_compilation.sh b/spec/cli/test_compilation.sh
index 4ddde5a..780f135 100755
--- a/spec/cli/test_compilation.sh
+++ b/spec/cli/test_compilation.sh
@@ -88,6 +88,27 @@ EOF
 assert_success "Compile with line numbers" $YUE_BIN -l "$TMP_DIR/test_line.yue" -o "$TMP_DIR/test_line.lua"
 assert_output_contains "Compiled file should have line comment" "yue" cat "$TMP_DIR/test_line.lua"
 
+cat > "$TMP_DIR/test_line_empty_block.yue" << 'EOF'
+x = {
+	1
+
+	2
+}
+
+y =
+	a: 1
+
+	b: 2
+
+Z = class
+	m: 1
+
+	n: 2
+EOF
+
+assert_success "Compile with line numbers for table/class blocks with empty lines" $YUE_BIN -l "$TMP_DIR/test_line_empty_block.yue" -o "$TMP_DIR/test_line_empty_block.lua"
+assert_success "Empty lines should not generate standalone line number comments" bash -lc '! grep -Eq "^[[:space:]]*-- [0-9]+$" "$0"' "$TMP_DIR/test_line_empty_block.lua"
+
 # Test 7: Compile with spaces instead of tabs (-s)
 echo ""
 echo "Testing compilation with spaces..."
diff --git a/src/yuescript/yue_compiler.cpp b/src/yuescript/yue_compiler.cpp
index 6637d1f..a4ce15c 100644
--- a/src/yuescript/yue_compiler.cpp
+++ b/src/yuescript/yue_compiler.cpp
@@ -1033,6 +1033,9 @@ private:
 
 	const std::string nl(ast_node* node) const {
 		if (_config.reserveLineNumber) {
+			if (ast_is<EmptyLine_t>(node)) {
+				return _newLine;
+			}
 			return " -- "s + std::to_string(node->m_begin.m_line + _config.lineOffset) + _newLine;
 		} else {
 			return _newLine;
-- 
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