Class Sequel::MigrationAlterTableReverser
In: lib/sequel/extensions/migration.rb
Parent: Sequel::BasicObject

Handles reversing an alter_table block in a reversible migration.

Methods

new   reverse  

Public Class methods

[Source]

     # File lib/sequel/extensions/migration.rb, line 224
224:     def initialize
225:       @actions = []
226:     end

Public Instance methods

[Source]

     # File lib/sequel/extensions/migration.rb, line 228
228:     def reverse(&block)
229:       instance_eval(&block)
230:       actions = @actions.reverse
231:       Proc.new{actions.each{|a| send(*a)}}
232:     end

[Validate]