Merge pull request #17898 from mrgilman/move-predicate-builder-to-constructor

Move PredicateBuilder instantiation to constructor

activerecord/lib/active_record/relation.rb

@@ -26,6 +26,7 @@ def initialize(klass, table, values = {})
       @values = values
       @offsets = {}
       @loaded = false
+      @predicate_builder = PredicateBuilder.new(klass, table)
     end
 
     def initialize_copy(other)
@@ -632,6 +633,10 @@ def inspect
       "#<#{self.class.name} [#{entries.join(', ')}]>"
     end
 
+    protected
+
+    attr_reader :predicate_builder
+
     private
 
     def exec_queries
@@ -677,9 +682,5 @@ def tables_in_string(string)
       # ignore raw_sql_ that is used by Oracle adapter as alias for limit/offset subqueries
       string.scan(/([a-zA-Z_][.\w]+).?\./).flatten.map(&:downcase).uniq - ['raw_sql_']
     end
-
-    def predicate_builder
-      @predicate_builder ||= PredicateBuilder.new(klass, table)
-    end
   end
 end