wu 3.10.0 (new formula)

Closes #7015.

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

Formula/wu.rb

@@ -0,0 +1,22 @@
+class Wu < Formula
+  desc "CLI that retrieves weather data from Weather Underground."
+  homepage "https://github.com/sramsay/wu"
+  url "https://github.com/sramsay/wu/archive/3.10.0.tar.gz"
+  sha256 "0934771cdd04cb4c38b45190dbfa97fa8b3aafaf53ea75152f070c97de850223"
+
+  depends_on "go" => :build
+
+  def install
+    ENV["GOPATH"] = buildpath
+    mkdir_p buildpath/"src/github.com/sramsay"
+    ln_sf buildpath, buildpath/"src/github.com/sramsay/wu"
+
+    cd "src/github.com/sramsay/wu" do
+      system "go", "build", "-o", bin/"wu", "-ldflags", "-X main.Version=#{version}"
+    end
+  end
+
+  test do
+    assert_match "You must create a .condrc file in $HOME.", shell_output("#{bin}/wu -all")
+  end
+end