Module: Cant::Questionable

Included in:

Embeddable, Engine

Defined in:

lib/cant/engine.rb

Overview

questionable interface

Instance Attribute Summary

• #cantfiguration ⇒ Object writeonly

  Sets the attribute cantfiguration.

Instance Method Summary

• #cant?(*args) ⇒ Boolean

  Public : verify whether you cant.

• #die_if_cant!(*args) ⇒ Object

  Public : run die code if you cant.

Instance Attribute Details

#cantfiguration=(value) ⇒ Object

Sets the attribute cantfiguration

Parameters:

• value —

  the value to set the attribute cantfiguration to.

# File 'lib/cant/engine.rb', line 104

def cantfiguration=(value)
  @cantfiguration = value
end

Instance Method Details

#cant?(*args) ⇒ Boolean

Public : verify whether you cant

*args - list of params to pass to rules

Returns : a rule that cant, according rules folding, or nil

Returns:

• (Boolean)

# File 'lib/cant/engine.rb', line 91

def cant?(*args)
  cantfiguration.fold.call(cantfiguration.rules, self, *args)
end

#die_if_cant!(*args) ⇒ Object

Public : run die code if you cant

*args - list of params to pass to rules and die function

Returns : die result or nil if it can

# File 'lib/cant/engine.rb', line 99

def die_if_cant!(*args)
  rule = cant?(*args)
  rule.die!(*args) if rule
end