Eliminate some complexity since Build.data is always accessible

lib/build_data.rb

@@ -1,16 +1,10 @@
 class BuildData
   attr_reader :targets
   attr_reader :data_sets
-  attr_reader :current_page
 
-  def initialize(targets, data_sets, current_page = nil)
+  def initialize(targets, data_sets)
     @targets = targets
     @data_sets = data_sets
-    @current_page = current_page
-  end
-
-  def for_current_page(next_current_page)
-    self.class.new(targets, data_sets, next_current_page)
   end
 
   def all

lib/html_target.rb

@@ -11,11 +11,7 @@ def initialize(content:, path:, data:)
   end
 
   def hydrate
-    hydrator =
-      MagicElementHydrator.new(
-        content: content,
-        data: Build.data.for_current_page(data)
-      )
+    hydrator = MagicElementHydrator.new(content: content, data: data)
     self.class.new(content: hydrator.hydrate.content, path: path, data: data)
   end
 

lib/includable/post_footer.rb

@@ -1,13 +1,13 @@
 module Includable
   class PostFooter
-    attr_reader :data
+    attr_reader :html_target_data
 
-    def initialize(data:)
-      @data = data
+    def initialize(html_target_data)
+      @html_target_data = html_target_data
     end
 
     def to_s
-      ERB.new(template).result_with_hash(date: data.current_page.fetch("date"))
+      ERB.new(template).result_with_hash(date: html_target_data.fetch("date"))
     end
 
     def template

lib/magic_file.rb

@@ -16,7 +16,7 @@ def content
       <<~HTML
         <eval-ruby>Includable::PAGE_DEFAULTS</eval-ruby>
         #{original_content}
-        <eval-ruby>Includable::PostFooter.new(data: self.data)</eval-ruby>
+        <eval-ruby>Includable::PostFooter.new(data)</eval-ruby>
       HTML
     else
       original_content