From a09641a5819019b5ffcdd9a766150585d4d682ba Mon Sep 17 00:00:00 2001
From: Mike McQuaid
Date: Fri, 20 Mar 2015 21:31:33 +0000
Subject: deps: allow skipping build, optional deps.

---
 Library/Homebrew/cmd/deps.rb | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

(limited to 'Library')

diff --git a/Library/Homebrew/cmd/deps.rb b/Library/Homebrew/cmd/deps.rb
index ac3a47426..cffeb4205 100644
--- a/Library/Homebrew/cmd/deps.rb
+++ b/Library/Homebrew/cmd/deps.rb
@@ -29,12 +29,24 @@ module Homebrew
   end
 
   def deps_for_formula(f, recursive=false)
+    ignores = []
+    ignores << "build?" if ARGV.include? "--skip-build"
+    ignores << "optional?" if ARGV.include? "--skip-optional"
+
     if recursive
-      deps = f.recursive_dependencies
-      reqs = f.recursive_requirements
+      deps = f.recursive_dependencies.reject do |dep|
+        ignores.any? { |ignore| dep.send(ignore) }
+      end
+      reqs = f.recursive_requirements.reject do |req|
+        ignores.any? { |ignore| req.send(ignore) }
+      end
     else
-      deps = f.deps.default
-      reqs = f.requirements
+      deps = f.deps.reject do |dep|
+        ignores.any? { |ignore| dep.send(ignore) }
+      end
+      reqs = f.requirements.reject do |req|
+        ignores.any? { |ignore| req.send(ignore) }
+      end
     end
 
     deps + reqs.select(&:default_formula?).map(&:to_dependency)
-- 
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