lib/kubernetes-deploy.rb in kubernetes-deploy-0.3.2 vs lib/kubernetes-deploy.rb in kubernetes-deploy-0.3.3

@@ -1,5 +1,6 @@
+# frozen_string_literal: true
 require 'active_support/core_ext/object/blank'
 require 'active_support/core_ext/hash/slice'
 require 'active_support/core_ext/numeric/time'
 require 'active_support/core_ext/string/inflections'
 
@@ -7,37 +8,37 @@
 require 'kubernetes-deploy/runner'
 
 module KubernetesDeploy
   class FatalDeploymentError < StandardError; end
 
-  def self.logger=(value)
-    @logger = value
-  end
+  class << self
+    attr_writer :logger
 
-  def self.logger
-    @logger ||= begin
-      l = Logger.new($stderr)
-      l.level = level_from_env
-      l.formatter = proc do |severity, _datetime, _progname, msg|
-        case severity
-        when "FATAL", "ERROR" then "\033[0;31m[#{severity}]\t#{msg}\x1b[0m\n" # red
-        when "WARN" then "\033[0;33m[#{severity}]\t#{msg}\x1b[0m\n" # yellow
-        when "INFO" then "\033[0;36m#{msg}\x1b[0m\n" # blue
-        else "[#{severity}]\t#{msg}\n"
+    def logger
+      @logger ||= begin
+        l = Logger.new($stderr)
+        l.level = level_from_env
+        l.formatter = proc do |severity, _datetime, _progname, msg|
+          case severity
+          when "FATAL", "ERROR" then "\033[0;31m[#{severity}]\t#{msg}\x1b[0m\n" # red
+          when "WARN" then "\033[0;33m[#{severity}]\t#{msg}\x1b[0m\n" # yellow
+          when "INFO" then "\033[0;36m#{msg}\x1b[0m\n" # blue
+          else "[#{severity}]\t#{msg}\n"
+          end
         end
+        l
       end
-      l
     end
-  end
 
-  private
+    private
 
-  def self.level_from_env
-    return Logger::DEBUG if ENV["DEBUG"]
+    def level_from_env
+      return Logger::DEBUG if ENV["DEBUG"]
 
-    if ENV["LEVEL"]
-      Logger.const_get(ENV["LEVEL"].upcase)
-    else
-      Logger::INFO
+      if ENV["LEVEL"]
+        Logger.const_get(ENV["LEVEL"].upcase)
+      else
+        Logger::INFO
+      end
     end
   end
 end