Add command to shutdown all running compose projects

.rubocop.yml

@@ -12,6 +12,12 @@ AllCops:
     - 'tmp/**/*'
   NewCops: enable
 
+RSpec:
+  Language:
+    Expectations:
+      - expected_subprocess
+      - expected_exec
+
 Style/FrozenStringLiteralComment:
   Enabled: true
 

lib/dip/cli.rb

@@ -69,8 +69,17 @@ def stop(*argv)
     end
 
     desc "down [OPTIONS]", "Run `docker-compose down` command"
+    method_option :help, aliases: "-h", type: :boolean, desc: "Display usage information"
+    method_option :all, aliases: "-A", type: :boolean, desc: "Shutdown all running docker-compose projects"
     def down(*argv)
-      compose("down", *argv)
+      if options[:help]
+        invoke :help, ["down"]
+      elsif options[:all]
+        require_relative "commands/down_all"
+        Dip::Commands::DownAll.new.execute
+      else
+        compose("down", *argv)
+      end
     end
 
     desc "run [OPTIONS] CMD [ARGS]", "Run configured command in a docker-compose service. `run` prefix may be omitted"

lib/dip/commands/down_all.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+require_relative "../command"
+
+module Dip
+  module Commands
+    class DownAll < Dip::Command
+      def execute
+        exec_subprocess(
+          "docker rm --volumes $(docker stop $(docker ps --filter 'label=com.docker.compose.project' -q))"
+        )
+      end
+    end
+  end
+end

spec/lib/dip/commands/down_all_spec.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+require "shellwords"
+require "dip/cli"
+require "dip/commands/down_all"
+
+describe Dip::Commands::DownAll do
+  let(:cli) { Dip::CLI }
+
+  before { cli.start "down -A".shellsplit }
+
+  it "runs a valid command" do
+    expected_subprocess(
+      "docker rm --volumes $(docker stop $(docker ps --filter 'label=com.docker.compose.project' -q))",
+      []
+    )
+  end
+end