gotags 1.3.0 (new formula)

Closes Homebrew/homebrew#40979.

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

Formula/gotags.rb

@@ -0,0 +1,29 @@
+class Gotags < Formula
+  desc "ctags-compatible tag generator for Go"
+  homepage "https://github.com/jstemmer/gotags"
+  url "https://github.com/jstemmer/gotags/archive/v1.3.0.tar.gz"
+  sha256 "414e1f96b560b089f11f814cd9000974a8ee376bb2cd9119cce60368e89ba226"
+
+  head "https://github.com/jstemmer/gotags.git"
+
+  depends_on "go" => :build
+
+  def install
+    ENV["GOPATH"] = buildpath
+
+    system "go", "build", "-o", "gotags"
+    bin.install "gotags"
+  end
+
+  test do
+    (testpath/"test.go").write <<-EOS.undent
+      package main
+
+      type Foo struct {
+          Bar int
+      }
+    EOS
+
+    assert_match (/^Bar.*test.go.*$/), shell_output("#{bin}/gotags #{testpath}/test.go")
+  end
+end