Refactor rake tasks

Rakefile

@@ -1,41 +1,5 @@
 require_relative 'config/environment'
-require 'rake/testtask'
-require 'currency'
-require 'fixer'
 
-namespace :rates do
-  desc 'Reload all rates'
-  task :reload do
-    Currency.delete
-    data = Fixer::Feed.new(:historical)
-    Currency.multi_insert(data.to_a)
-  end
-
-  desc 'Update rates'
-  task :update do
-    Fixer::Feed.new.each do |hsh|
-      Currency.find_or_create(hsh)
-    end
-  end
-end
-
-Rake::TestTask.new do |t|
-  t.libs.push('lib')
-  t.test_files = FileList['spec/*_spec.rb']
-  t.verbose = true
-end
-
-namespace :db do
-  desc 'Run database migrations'
-  task :migrate do
-    Sequel.extension(:migration)
-    db = Sequel::DATABASES.first
-    dir = App.root.join('db/migrate')
-    opts = {}
-    opts.update(target: ENV['VERSION'].to_i) if ENV['VERSION']
-
-    Sequel::IntegerMigrator.new(db, dir, opts).run
-  end
-end
+Dir.glob('lib/tasks/*.rake').each { |r| import r }
 
 task :default => [:test]

lib/tasks/db.rake

@@ -0,0 +1,12 @@
+namespace :db do
+  desc 'Run database migrations'
+  task :migrate do
+    Sequel.extension(:migration)
+    db = Sequel::DATABASES.first
+    dir = App.root.join('db/migrate')
+    opts = {}
+    opts.update(target: ENV['VERSION'].to_i) if ENV['VERSION']
+
+    Sequel::IntegerMigrator.new(db, dir, opts).run
+  end
+end

lib/tasks/rates.rake

@@ -0,0 +1,18 @@
+require 'currency'
+require 'fixer'
+
+namespace :rates do
+  desc 'Reload all rates'
+  task :reload do
+    Currency.delete
+    data = Fixer::Feed.new(:historical)
+    Currency.multi_insert(data.to_a)
+  end
+
+  desc 'Update rates'
+  task :update do
+    Fixer::Feed.new.each do |hsh|
+      Currency.find_or_create(hsh)
+    end
+  end
+end

lib/tasks/test.rake

@@ -0,0 +1,7 @@
+require 'rake/testtask'
+
+Rake::TestTask.new do |t|
+  t.libs.push('lib')
+  t.test_files = FileList['spec/*_spec.rb']
+  t.verbose = true
+end