[PasswordAuth] do not check for column when table doesn't exist

Author: jerodsanto

lib/rails/concerns.rb

@@ -1,4 +1,5 @@
 require "rails/concerns/version"
+require "rails/concerns/helpers"
 
 module Rails
   module Concerns

lib/rails/concerns/helpers.rb

@@ -0,0 +1,11 @@
+module Rails
+  module Concerns
+    module Helpers
+      def require_column base, column_name
+        if base.table_exists? and base.columns.map(&:name).exclude?(column_name)
+          raise NotImplementedError, "#{base} must have '#{column_name}' column"
+        end
+      end
+    end
+  end
+end

lib/rails/concerns/models/password_auth.rb

@@ -1,10 +1,10 @@
 require "bcrypt"
 
 module PasswordAuth
+  extend Rails::Concerns::Helpers
+
   def self.included base
-    if base.columns.map(&:name).exclude? "encrypted_password"
-      raise NotImplementedError, "model must have 'encrypted_password' column"
-    end
+    require_column base, "encrypted_password"
   end
 
   def password= unencrypted_password

spec/models/password_auth_spec.rb

@@ -1,4 +1,5 @@
 require "spec_helper"
+require "rails/concerns/helpers"
 require "models/password_auth"
 
 ActiveRecord::Migration.create_table :users do |t|