dockviz 0.3 (new formula)

Closes Homebrew/homebrew#46224.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/dockviz.rb

@@ -0,0 +1,31 @@
+require "language/go"
+
+class Dockviz < Formula
+  desc "Visualizing docker data"
+  homepage "https://github.com/justone/dockviz"
+  url "https://github.com/justone/dockviz.git", :tag => "v0.3",
+                                                :revision => "ae855d6a5a540c3563948e7035f9d19cab17f5b0"
+  head "https://github.com/justone/dockviz.git"
+
+  depends_on "go" => :build
+
+  go_resource "github.com/fsouza/go-dockerclient" do
+    url "https://github.com/fsouza/go-dockerclient.git",
+        :revision => "0f5764b4d2f5b8928a05db1226a508817a9a01dd"
+  end
+
+  go_resource "github.com/jessevdk/go-flags" do
+    url "https://github.com/jessevdk/go-flags.git",
+        :revision => "0a28dbe50f23d8fce6b016975b964cfe7b97a20a"
+  end
+
+  def install
+    ENV["GOPATH"] = buildpath
+    Language::Go.stage_deps resources, buildpath/"src"
+    system "go", "build", "-o", bin/"dockviz"
+  end
+
+  test do
+    system "#{bin}/dockviz", "--version"
+  end
+end