Rakefile in blood_contracts-0.2.1 vs Rakefile in blood_contracts-1.0.0

@@ -2,5 +2,35 @@
 require "rspec/core/rake_task"
 
 RSpec::Core::RakeTask.new(:spec)
 
 task default: :spec
+task "db:prepare" do
+  require "dotenv"
+  Dotenv.load(".env.development")
+  sh "createdb #{env_database_name}" do
+    # Ignore errors
+  end
+
+  Dotenv.overload(".env.test")
+  sh "createdb #{env_database_name}" do
+    # Ignore errors
+  end
+end
+
+task "db:drop" do
+  require "dotenv"
+  Dotenv.load(".env.development")
+  sh "dropdb #{env_database_name}" do
+    # Ignore errors
+  end
+
+  Dotenv.overload(".env.test")
+  sh "dropdb #{env_database_name}" do
+    # Ignore errors
+  end
+end
+
+def env_database_name
+  require "uri"
+  ENV.fetch("DATABASE_URL").split("/").last
+end