use builder 2.1.2 from a gem

Gemfile.sh

@@ -5,3 +5,5 @@ gem install sqlite3 -v=1.3.7
 gem install rack    -v=1.4.5
 gem install erubis  -v=2.7.0
 gem install json    -v=1.8.0
+
+gem install vendor/builder-2.1.3.ruby21.7054942.gem

activerecord/lib/active_record/base.rb

@@ -3072,7 +3072,7 @@ module ActiveRecord #:nodoc:
       # Interpolate custom SQL string in instance context.
       # Optional record argument is meant for custom insert_sql.
       def interpolate_sql(sql, record = nil)
-        sql
+        instance_eval("%@#{sql.gsub('@', '\@')}@")
       end
 
       # Initializes the attributes array with keys matching the columns from the linked table and

activerecord/test/models/company.rb

@@ -51,13 +51,13 @@ class Firm < Company
   has_many :clients_like_ms, :conditions => "name = 'Microsoft'", :class_name => "Client", :order => "id"
   has_many :clients_with_interpolated_conditions, :class_name => "Client", :conditions => 'rating > #{rating}'
   has_many :clients_like_ms_with_hash_conditions, :conditions => { :name => 'Microsoft' }, :class_name => "Client", :order => "id"
-  has_many :clients_using_sql, :class_name => "Client", :finder_sql => proc{"SELECT * FROM companies WHERE client_of = #{id}"}
+  has_many :clients_using_sql, :class_name => "Client", :finder_sql => 'SELECT * FROM companies WHERE client_of = #{id}'
   has_many :clients_using_counter_sql, :class_name => "Client",
-           :finder_sql  => proc{"SELECT * FROM companies WHERE client_of = #{id}"},
-           :counter_sql => proc{"SELECT COUNT(*) FROM companies WHERE client_of = #{id}"}
+           :finder_sql  => 'SELECT * FROM companies WHERE client_of = #{id}',
+           :counter_sql => 'SELECT COUNT(*) FROM companies WHERE client_of = #{id}'
   has_many :clients_using_zero_counter_sql, :class_name => "Client",
-           :finder_sql  => proc{"SELECT * FROM companies WHERE client_of = #{id}"},
-           :counter_sql => proc{"SELECT 0 FROM companies WHERE client_of = #{id}"}
+           :finder_sql  => 'SELECT * FROM companies WHERE client_of = #{id}',
+           :counter_sql => 'SELECT 0 FROM companies WHERE client_of = #{id}'
   has_many :no_clients_using_counter_sql, :class_name => "Client",
            :finder_sql  => 'SELECT * FROM companies WHERE client_of = 1000',
            :counter_sql => 'SELECT COUNT(*) FROM companies WHERE client_of = 1000'

activerecord/test/models/project.rb

@@ -7,8 +7,8 @@ class Project < ActiveRecord::Base
   has_and_belongs_to_many :developers_named_david, :class_name => "Developer", :conditions => "name = 'David'", :uniq => true
   has_and_belongs_to_many :developers_named_david_with_hash_conditions, :class_name => "Developer", :conditions => { :name => 'David' }, :uniq => true
   has_and_belongs_to_many :salaried_developers, :class_name => "Developer", :conditions => "salary > 0"
-  has_and_belongs_to_many :developers_with_finder_sql, :class_name => "Developer", :finder_sql => proc{"SELECT t.*, j.* FROM developers_projects j, developers t WHERE t.id = j.developer_id AND j.project_id = #{id} ORDER BY t.id"}
-  has_and_belongs_to_many :developers_by_sql, :class_name => "Developer", :delete_sql => proc{"DELETE FROM developers_projects WHERE project_id = #{id} AND developer_id = #{record.id}"}
+  has_and_belongs_to_many :developers_with_finder_sql, :class_name => "Developer", :finder_sql => 'SELECT t.*, j.* FROM developers_projects j, developers t WHERE t.id = j.developer_id AND j.project_id = #{id} ORDER BY t.id'
+  has_and_belongs_to_many :developers_by_sql, :class_name => "Developer", :delete_sql => "DELETE FROM developers_projects WHERE project_id = \#{id} AND developer_id = \#{record.id}"
   has_and_belongs_to_many :developers_with_callbacks, :class_name => "Developer", :before_add => Proc.new {|o, r| o.developers_log << "before_adding#{r.id || '<new>'}"},
                             :after_add => Proc.new {|o, r| o.developers_log << "after_adding#{r.id || '<new>'}"},
                             :before_remove => Proc.new {|o, r| o.developers_log << "before_removing#{r.id}"},

activesupport/lib/active_support/vendor.rb

@@ -1,11 +1,6 @@
 # Prefer gems to the bundled libs.
 require 'rubygems'
 
-begin
-  gem 'builder', '~> 2.1.2'
-rescue Gem::LoadError
-  $:.unshift "#{File.dirname(__FILE__)}/vendor/builder-2.1.2"
-end
 require 'builder'
 
 begin