Classify

Rakefile

@@ -2,104 +2,102 @@ require "octokit"
 
 task :default => :build
 
-@top_dir = Dir.pwd
-
-def top_dir
-  @top_dir
-end
-
-def relative_install_prefix
-  File.join("vendor", "groonga")
-end
+class GroongaBuilder
+  def initialize
+    @top_dir = Dir.pwd
+    @github_token = ENV["GITHUB_TOKEN"]
+    if @github_token.nil?
+      raise "must set GITHUB_TOKEN environment variable"
+    end
+  end
 
-def absolete_install_prefix
-  File.join(top_dir, relative_install_prefix)
-end
+  def run
+    ensure_release
+    build_groonga
+    archive_name = archive
+    release_archive(archive_name)
+  end
 
-def github_token
-  ENV["GITHUB_TOKEN"]
-end
+  private
+  def relative_install_prefix
+    File.join("vendor", "groonga")
+  end
 
-def groonga_version
-  ENV["GROONGA_VERSION"] || "4.0.2"
-end
+  def absolete_install_prefix
+    File.join(@top_dir, relative_install_prefix)
+  end
 
-def groonga_base_name
-  "groonga-#{groonga_version}"
-end
+  def groonga_version
+    ENV["GROONGA_VERSION"] || "4.0.2"
+  end
 
-def groonga_tag_name
-  "v#{groonga_version}"
-end
+  def groonga_base_name
+    "groonga-#{groonga_version}"
+  end
 
-def github_groonga_repository
-  "groonga/groonga"
-end
+  def groonga_tag_name
+    "v#{groonga_version}"
+  end
 
-def create_client
-  Octokit::Client.new(:access_token => github_token)
-end
+  def github_groonga_repository
+    "groonga/groonga"
+  end
 
-def find_release
-  client = create_client
-  releases = client.releases(github_groonga_repository)
-  releases.find do |release|
-    release.tag_name == groonga_tag_name
+  def client
+    @client ||= Octokit::Client.new(:access_token => @github_token)
   end
-end
 
-def release_exist?
-  not find_release.nil?
-end
+  def find_release
+    releases = client.releases(github_groonga_repository)
+    releases.find do |release|
+      release.tag_name == groonga_tag_name
+    end
+  end
 
-def ensure_create_release
-  return if release_exist?
+  def release_exist?
+    not find_release.nil?
+  end
 
-  client = create_client
-  client.create_release(github_groonga_repository, groonga_tag_name)
-end
+  def ensure_release
+    return if release_exist?
 
-def build_groonga
-  archive_name = "#{groonga_base_name}.tar.gz"
-  sh("curl", "-O", "http://packages.groonga.org/source/groonga/#{archive_name}")
-  sh("tar", "xf", archive_name)
+    client.create_release(github_groonga_repository, groonga_tag_name)
+  end
 
-  Dir.chdir(base_name) do
-    configure_args = []
-    if ENV["DEBUG"] == "yes"
-      configure_args << "--enable-debug"
+  def build_groonga
+    archive_name = "#{groonga_base_name}.tar.gz"
+    sh("curl", "-O",
+       "http://packages.groonga.org/source/groonga/#{archive_name}")
+    sh("tar", "xf", archive_name)
+
+    Dir.chdir(base_name) do
+      configure_args = []
+      if ENV["DEBUG"] == "yes"
+        configure_args << "--enable-debug"
+      end
+      sh("./configure",
+         "--prefix=#{absolete_install_prefix}",
+         "--disable-static",
+         "--disable-document",
+         *configure_args)
+      sh("make", "-j4")
+      sh("make", "install")
     end
-    sh("./configure",
-       "--prefix=#{absolete_install_prefix}",
-       "--disable-static",
-       "--disable-document",
-       *configure_args)
-    sh("make", "-j4")
-    sh("make", "install")
   end
-end
-
-def archive
-  built_archive_name = "heroku-#{groonga_base_name}.tar.xz"
-  sh("tar", "cJf", built_archive_name, relative_install_prefix)
-
-  build_archive_name
-end
 
-def upload_archive(archive_name)
-  release = find_release
+  def archive
+    archive_name = "heroku-#{groonga_base_name}.tar.xz"
+    sh("tar", "cJf", archive_name, relative_install_prefix)
+    archive_name
+  end
 
-  client = create_client
-  client.upload_asset(release.url, archive_name)
+  def upload_archive(archive_name)
+    release = find_release
+    client.upload_asset(release.url, archive_name)
+  end
 end
 
 task :build do
-  if github_token.nil?
-    raise "must set GITHUB_TOKEN environment variable"
-  end
-
-  ensure_create_release
-  build_groonga
-  archive_name = archive
-  release_archive(archive_name)
+  builder = GroongaBuilder.new
+  builder.run
 end