From c21527d3c6581762c00aa41753ab55b0f3d83208 Mon Sep 17 00:00:00 2001
From: yuyi <yuyi98@163.com>
Date: Thu, 2 Jul 2020 17:08:27 +0800
Subject: [PATCH] cgen: fix indent in multi_return (#5617)

---
 vlib/v/gen/cgen.v | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/vlib/v/gen/cgen.v b/vlib/v/gen/cgen.v
index c80305129e..146ea20abc 100644
--- a/vlib/v/gen/cgen.v
+++ b/vlib/v/gen/cgen.v
@@ -2473,7 +2473,7 @@ fn (mut g Gen) return_statement(node ast.Return) {
 			g.expr(expr)
 			arg_idx++
 			if i < node.exprs.len - 1 {
-				g.write(',')
+				g.write(', ')
 			}
 		}
 		g.write('}')
@@ -2482,7 +2482,9 @@ fn (mut g Gen) return_statement(node ast.Return) {
 			g.write('return $opt_tmp')
 		}
 		// Make sure to add our unpacks
-		g.insert_before_stmt(multi_unpack)
+		if multi_unpack.len > 0 {
+			g.insert_before_stmt(multi_unpack)
+		}
 	} else if node.exprs.len >= 1 {
 		// normal return
 		return_sym := g.table.get_type_symbol(node.types[0])