class Sequel::MigrationAlterTableReverser

  1. lib/sequel/extensions/migration.rb
Parent: Sequel

Handles reversing an alter_table block in a reversible migration.

Methods

Public Class

  1. new

Public Instance

  1. reverse

Public Class methods

new ()
[show source] 
# File lib/sequel/extensions/migration.rb, line 224
def initialize
  @actions = []
end

Public Instance methods

reverse (&block)
[show source] 
# File lib/sequel/extensions/migration.rb, line 228
def reverse(&block)
  instance_eval(&block)
  actions = @actions.reverse
  Proc.new{actions.each{|a| send(*a)}}
end