From c7f5715d8ee6dbaf911cb54ef5500acdaabe09a7 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Tue, 3 Feb 2015 22:21:09 +1100
Subject: [PATCH] fix boolean stripping from 6to5-node - fixes #679

---
 bin/_6to5-node | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bin/_6to5-node b/bin/_6to5-node
index 2931633881..d35558a5aa 100644
--- a/bin/_6to5-node
+++ b/bin/_6to5-node
@@ -72,7 +72,8 @@ if (program.eval || program.print) {
       }
 
       if (arg[0] === "-") {
-        if (program[arg.slice(2)]) {
+        var parsedArg = program[arg.slice(2)];
+        if (parsedArg && parsedArg !== true) {
           ignoreNext = true;
         }
       } else {