Make PATH#validate return nil if empty.

2017-04-28 11:13:47 +02:00 · 2017-04-28 11:13:47 +02:00 · d552ff316d
commit d552ff316d
parent cb1ac3f998
1 changed files with 2 additions and 1 deletions
--- 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