From d552ff316df39048cddfeb1f554a4dd56eb0f57d Mon Sep 17 00:00:00 2001 From: Markus Reiter Date: Fri, 28 Apr 2017 11:13:47 +0200 Subject: [PATCH] Make `PATH#validate` return `nil` if empty. --- Library/Homebrew/PATH.rb | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Library/Homebrew/PATH.rb b/Library/Homebrew/PATH.rb index 0d4b9139db..38be510651 100644 --- a/Library/Homebrew/PATH.rb +++ b/Library/Homebrew/PATH.rb @@ -44,7 +44,8 @@ class PATH end def validate - self.class.new(@paths.select(&File.method(:directory?))) + validated_path = self.class.new(@paths.select(&File.method(:directory?))) + validated_path unless validated_path.empty? end private