From cbf89e50bb948989f3f19ed92f3251283a918e4b Mon Sep 17 00:00:00 2001
From: ilovezfs
Date: Sun, 25 Jun 2017 03:38:21 -0700
Subject: software_spec: define recursive deps and reqs

---
 Library/Homebrew/software_spec.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'Library/Homebrew')

diff --git a/Library/Homebrew/software_spec.rb b/Library/Homebrew/software_spec.rb
index b6e6d1919..eaae724a4 100644
--- a/Library/Homebrew/software_spec.rb
+++ b/Library/Homebrew/software_spec.rb
@@ -161,10 +161,24 @@ class SoftwareSpec
     dependency_collector.deps
   end
 
+  def recursive_dependencies
+    recursive_dependencies = deps
+    deps.map(&:to_formula).compact.uniq.each do |f|
+      f.recursive_dependencies.each do |dep|
+        recursive_dependencies << dep unless recursive_dependencies.include?(dep)
+      end
+    end
+    recursive_dependencies
+  end
+
   def requirements
     dependency_collector.requirements
   end
 
+  def recursive_requirements
+    Requirement.expand(self)
+  end
+
   def patch(strip = :p1, src = nil, &block)
     p = Patch.create(strip, src, &block)
     dependency_collector.add(p.resource) if p.is_a? ExternalPatch
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