1 files changed, 6 insertions, 0 deletions
diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index cdbc90576..4a48a5749 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -1450,6 +1450,12 @@ class Formula
     Requirement.expand(self, &block)
   end
 
+  # Returns a list of Dependency objects that are required at runtime.
+  # @private
+  def runtime_dependencies
+    recursive_dependencies.reject(&:build?)
+  end
+
   # @private
   def to_hash
     hsh = {