duck: simplify revision calculation.

Homebrew · Jan 12, 2015 · 03c3b10 · 03c3b10
1 parent b2fa07b
commit 03c3b10
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Formula/duck.rb b/Formula/duck.rb
@@ -16,7 +16,8 @@ class Duck < Formula
   depends_on "ant" => :build
 
   def install
-    system "ant", "-Dbuild.compile.target=1.7", "-Drevision=#{version.to_str[/(\d\.\d(\.\d)?)\.(\d+)/, 3]}", "cli"
+    revision = version.to_s.rpartition(".").last
+    system "ant", "-Dbuild.compile.target=1.7", "-Drevision=#{revision}", "cli"
     libexec.install Dir["build/duck.bundle/*"]
     bin.install_symlink "#{libexec}/Contents/MacOS/duck" => "duck"
   end