serve 0.3.0 (new formula)

Closes #37573.

Signed-off-by: Igor Kapkov <igasgeek@me.com>

Formula/serve.rb

@@ -0,0 +1,33 @@
+class Serve < Formula
+  desc "Static http server anywhere you need one"
+  homepage "https://github.com/syntaqx/serve"
+  url "https://github.com/syntaqx/serve/archive/v0.3.0.tar.gz"
+  sha256 "6bdedf3e3a83ad23cd867c480d32a9f1a91e4e7a289f81579ee4ff308c12d3eb"
+
+  depends_on "go" => :build
+
+  def install
+    ENV["GO111MODULE"] = "on"
+    ENV["GOPATH"] = buildpath
+
+    src = buildpath/"src/github.com/syntaqx/serve"
+    src.install buildpath.children
+    src.cd do
+      system "go", "build", "-ldflags", "-X main.version=#{version}", "-o", bin/"serve", "./cmd/serve"
+      prefix.install_metafiles
+    end
+  end
+
+  test do
+    begin
+      pid = fork do
+        exec "#{bin}/serve"
+      end
+      sleep 1
+      output = shell_output("curl -sI http://localhost:8080")
+      assert_match(/200 OK/m, output)
+    ensure
+      Process.kill("HUP", pid)
+    end
+  end
+end