From 7388acb86e0b9811e6badd610255954b3b3a6453 Mon Sep 17 00:00:00 2001
From: joshua stein
Date: Mon, 12 Feb 2018 11:06:55 -0600
Subject: Tty: if HOMEBREW_NO_COLOR env var is present, disable color

bin/brew will recognize NO_COLOR variable and copy it to
HOMEBREW_NO_COLOR
---
 Library/Homebrew/utils/tty.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'Library/Homebrew/utils')

diff --git a/Library/Homebrew/utils/tty.rb b/Library/Homebrew/utils/tty.rb
index e872e6460..81d5f00d7 100644
--- a/Library/Homebrew/utils/tty.rb
+++ b/Library/Homebrew/utils/tty.rb
@@ -59,7 +59,9 @@ module Tty
   end
 
   def to_s
-    return "" unless $stdout.tty?
+    if ENV["HOMEBREW_NO_COLOR"] || !$stdout.tty?
+      return ""
+    end
     current_escape_sequence
   ensure
     reset_escape_sequence!
-- 
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