Module: Rein::Constraint::Presence
- Includes:
- ActiveRecord::ConnectionAdapters::Quoting
- Included in:
- ActiveRecord::Migration
- Defined in:
- lib/rein/constraint/presence.rb
Overview
This module contains methods for defining presence constraints.
Instance Method Summary collapse
Instance Method Details
#add_presence_constraint(*args) ⇒ Object
9 10 11 12 13 14 |
# File 'lib/rein/constraint/presence.rb', line 9 def add_presence_constraint(*args) reversible do |dir| dir.up { _add_presence_constraint(*args) } dir.down { _remove_presence_constraint(*args) } end end |
#remove_presence_constraint(*args) ⇒ Object
16 17 18 19 20 21 |
# File 'lib/rein/constraint/presence.rb', line 16 def remove_presence_constraint(*args) reversible do |dir| dir.up { _remove_presence_constraint(*args) } dir.down { _add_presence_constraint(*args) } end end |