Module: Lore::Migration

Included in:
Model
Defined in:
lib/lore/migration.rb

Overview

Usage:

Using auto-bootstrap of models: 

class My_Model < Lore::Model
extend Lore::Migration

  table :my_model, :public
  primary_key :key_a, :key_a_seq
  primary_key :key_b

  has_attributes { 
    :foo, Lore::Type.integer, { :unique => true, :default => 1 } 
    :bar, Lore::Type.integer, { :not_null => true, :check => 'bar < 1000' }
  }

  def self.up
    bootstrap()
    My_Model.create(:foo => 23, :bar => 123)
  end

end

Instance Method Summary collapse

Instance Method Details

#bootstrap ⇒ Object 



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# File 'lib/lore/migration.rb', line 41

def bootstrap
  @factory.build_table
end

#has_attributes(attrib_hash) ⇒ Object 



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# File 'lib/lore/migration.rb', line 30

def has_attributes(attrib_hash)
  @model_schema = attrib_hash
end

#update_schema ⇒ Object 



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# File 'lib/lore/migration.rb', line 34

def update_schema
  @factory = Model_Factory.new(self.class.to_s)
  @model_schema.each_pair { |attrib_name, attrib_props|
    @factory.add_attribute(attrib_name.to_s, attrib_props)
  }
end