cql 0.5.0 (new formula)

Closes #38973.

Signed-off-by: FX Coudert <fxcoudert@gmail.com>

Formula/cql.rb

@@ -0,0 +1,30 @@
+class Cql < Formula
+  desc "Decentralized SQL database with blockchain features"
+  homepage "https://covenantsql.io"
+  url "https://github.com/CovenantSQL/CovenantSQL/archive/v0.5.0.tar.gz"
+  sha256 "ebee3e8fca672d6f3d3d607e380ec7a1f3a31501e5c80b85c660f50eda7a2240"
+  head "https://github.com/CovenantSQL/CovenantSQL.git"
+
+  depends_on "go" => :build
+
+  def install
+    ENV["GOPATH"] = buildpath
+    ENV["CQLVERSION"] = "v0.5.0"
+    ENV["CGO_ENABLED"] = "1"
+    mkdir_p "src/github.com/CovenantSQL"
+    ldflags = "-X main.version=v0.5.0 " \
+      "-X github.com/CovenantSQL/CovenantSQL/conf.RoleTag=C " \
+      "-X github.com/CovenantSQL/CovenantSQL/utils/log.SimpleLog=Y"
+    ln_s buildpath, "src/github.com/CovenantSQL/CovenantSQL"
+    system "go", "build", "-tags", "sqlite_omit_load_extension",
+      "-ldflags", ldflags, "-o", "bin/cql", "github.com/CovenantSQL/CovenantSQL/cmd/cql"
+    bin.install "bin/cql"
+  end
+
+  test do
+    testconf = testpath/"confgen"
+    system bin/"cql", "generate", "-config", testconf, "-no-password", "config"
+    assert_predicate testconf/"private.key", :exist?
+    assert_predicate testconf/"config.yaml", :exist?
+  end
+end