From 86981dafb12eec0aa43802c7a1995aad3b071772 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Thu, 29 Oct 2020 17:20:47 +0900
Subject: [PATCH] Use clear `if` instead of `unless` for condition.

---
 lib/mruby/gem.rb | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/mruby/gem.rb b/lib/mruby/gem.rb
index 74af6cfd5..2605ab3e7 100644
--- a/lib/mruby/gem.rb
+++ b/lib/mruby/gem.rb
@@ -213,12 +213,12 @@ module MRuby
 
       def print_gem_init_header(f)
         print_gem_comment(f)
-        unless rbfiles.empty?
+        if rbfiles.empty?
+          f.puts %Q[#include <mruby.h>]
+        else
           f.puts %Q[#include <stdlib.h>]
           f.puts %Q[#include <mruby.h>]
           f.puts %Q[#include <mruby/proc.h>]
-        else
-          f.puts %Q[#include <mruby.h>]
         end
       end