gistfile1.txt

SchemaPlus::ActiveRecord::ConnectionAdapters::AbstractAdapter.module_eval do

  def included(base) #:nodoc:
      base.alias_method_chain :initialize, :schema_plus
  end
  def initialize_with_schema_plus(*args) #:nodoc:
    initialize_without_schema_plus(*args)
    adapter = case adapter_name
                # name of MySQL adapter depends on mysql gem
                # * with mysql gem adapter is named MySQL
                # * with mysql2 gem adapter is named Mysql2
                # Here we handle this and hopefully futher adapter names
                when /^MySQL/i                 then 'MysqlAdapter'
                when 'PostgreSQL', 'PostGIS'   then 'PostgresqlAdapter'
                when 'SQLite'                  then 'Sqlite3Adapter'
                when 'SQLServer'               then 'SQLServerAdapter'
              end or raise "SchemaPlus: Unsupported adapter name #{adapter_name.inspect}"
    # use 'end or raise' instead of 'else raise' to get
    # 100% C0 code coverage despite having no test case
    # for this.

    if adapter != 'SQLServerAdapter'
      adapter_module = SchemaPlus::ActiveRecord::ConnectionAdapters.const_get(adapter)
      self.class.send(:include, adapter_module) unless self.class.include?(adapter_module)
      self.post_initialize if self.respond_to? :post_initialize
      extend(SchemaPlus::ActiveRecord::ForeignKeys)
    end
  end

end