From 53f22b68ad54e1240631076967c6ebbdbdf17c19 Mon Sep 17 00:00:00 2001
From: Mizunashi Mana <mizunashi_mana@mma.club.uec.ac.jp>
Date: Sat, 21 May 2016 05:37:27 +0900
Subject: [PATCH] add special boolean option support

---
 lib/commands.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/commands.js b/lib/commands.js
index 6e394a9..f1523e2 100644
--- a/lib/commands.js
+++ b/lib/commands.js
@@ -29,7 +29,10 @@ function help(commands) {
             if (after.length > 0) after = "("+after.join("; ")+")";
             else after = "";
 
-            indent_output(2, '--' + option.name, option.description + ' ' + after);
+            var optname = '--';
+            if (typeof option.defaults === 'boolean') optname += '[no-]';
+            optname += option.name;
+            indent_output(2, optname, option.description + ' ' + after);
         });
         console.log('');
     });