head DSL can accept a block

2013-09-13 11:13:12 -05:00 · 2013-09-13 11:13:12 -05:00 · 320356236d
commit 320356236d
parent f2ebc0e325
1 changed files with 10 additions and 4 deletions
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@ -695,10 +695,16 @@ class Formula
      @devel.instance_eval(&block)
    end

-    def head val=nil, specs={}
-      return @head if val.nil?
-      @head ||= HeadSoftwareSpec.new
-      @head.url(val, specs)
+    def head val=nil, specs={}, &block
+      if block_given?
+        @head ||= HeadSoftwareSpec.new
+        @head.instance_eval(&block)
+      elsif val
+        @head ||= HeadSoftwareSpec.new
+        @head.url(val, specs)
+      else
+        @head
+      end
    end

    def version val=nil