Enable frozen strings in core_ext

Author: wpolicarpo

lib/active_record/connection_adapters/sqlserver/core_ext/active_record.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveRecord
   module ConnectionAdapters
     module SQLServer

lib/active_record/connection_adapters/sqlserver/core_ext/attribute_methods.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_record/attribute_methods'
 
 module ActiveRecord

lib/active_record/connection_adapters/sqlserver/core_ext/calculations.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_record/relation'
 require 'active_record/version'
 

lib/active_record/connection_adapters/sqlserver/core_ext/explain.rb

@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 module ActiveRecord
   module ConnectionAdapters
     module SQLServer
       module CoreExt
         module Explain
 
-          SQLSERVER_STATEMENT_PREFIX = 'EXEC sp_executesql '.freeze
+          SQLSERVER_STATEMENT_PREFIX = 'EXEC sp_executesql '
           SQLSERVER_STATEMENT_REGEXP = /N'(.+)', N'(.+)', (.+)/
 
           def exec_explain(queries)

lib/active_record/connection_adapters/sqlserver/core_ext/explain_subscriber.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ActiveSupport.on_load(:active_record) do
   silence_warnings do
     # Already defined in Rails

lib/active_record/connection_adapters/sqlserver/core_ext/finder_methods.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_record/relation'
 require 'active_record/version'
 

lib/active_record/connection_adapters/sqlserver/core_ext/preloader.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_record/associations/preloader"
 
 module ActiveRecord

lib/active_record/connection_adapters/sqlserver/core_ext/query_methods.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_record/relation'
 require 'active_record/version'