Class: FormKeeper::Rule::Criteria::Combination

Inherits:
Object
  • Object
show all
Defined in:
lib/formkeeper.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(criteria) ⇒ Combination

Returns a new instance of Combination.



598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
 
# File 'lib/formkeeper.rb', line 598

def initialize(criteria)
  if criteria.has_key?(:fields)
    fields = criteria.delete(:fields)
    if fields.kind_of?(Array) && fields.size >= 2
      @fields = fields.collect(&:to_sym)
    else
      raise ArgumentError.new("combination rule requires :fields as array which include 2 fields at lease")
    end
  else
    raise ArgumentError.new("combination rule requires :fields")
  end
  if criteria.has_key?(:filters)
    filters = criteria.delete :filters
    case filters
    when Array
      @filters = filters.collect(&:to_sym)
    when String
      @filters = [filters.to_sym]
    when Symbol
      @filters = [filters]
    else
      raise ArgumentError.new 'invalid :filters'
    end
  else
    @filters = []
  end
  constraint = criteria.shift
  if constraint.nil?
    raise ArgumentError.new 'constraint not found'
  else
    @constraint = constraint[0]
    @arg = constraint[1]
  end
end

Instance Attribute Details

#arg ⇒ Object (readonly)

Returns the value of attribute arg.



597
598
599
 
# File 'lib/formkeeper.rb', line 597

def arg
  @arg
end

#constraint ⇒ Object (readonly)

Returns the value of attribute constraint.



597
598
599
 
# File 'lib/formkeeper.rb', line 597

def constraint
  @constraint
end

#fields ⇒ Object (readonly)

Returns the value of attribute fields.



597
598
599
 
# File 'lib/formkeeper.rb', line 597

def fields
  @fields
end

#filters ⇒ Object (readonly)

Returns the value of attribute filters.



597
598
599
 
# File 'lib/formkeeper.rb', line 597

def filters
  @filters
end