watchers.rb in page_magic-2.0.0.alpha1

- old
+ new

@@ -1,11 +1,13 @@
+# frozen_string_literal: true
+
 require 'page_magic/watcher'
 
 module PageMagic
   # module Watchers - contains methods for adding watchers and checking them
   module Watchers
-    ELEMENT_MISSING_MSG = 'Unable to defined watcher: Element or method with the name %s can not be found'.freeze
+    ELEMENT_MISSING_MSG = 'Unable to defined watcher: Element or method with the name %s can not be found'
 
     # @param [Symbol] name - the name of the watcher
     # @return [Boolean] true if a change is detected
     def changed?(name)
       watched_element = watcher(name)
@@ -22,9 +24,10 @@
     #  watch(:something) do
     #   # more complicated code to get value
     # end
     def watch(name, method = nil, &block)
       raise ElementMissingException, (ELEMENT_MISSING_MSG % name) unless block || respond_to?(name)
+
       watched_element = block ? Watcher.new(name, &block) : Watcher.new(name, method)
       watchers.delete_if { |w| w.name == name }
       watchers << watched_element.check(self)
     end
 