Class: Puppet::Pops::Types::PEnumType

Inherits:
PScalarType show all
Defined in:
lib/puppet/pops/types/types.rb

Overview

A string type describing the set of strings having one of the given values

Constant Summary collapse

DEFAULT = 
PEnumType.new(EMPTY_ARRAY)

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from PAnyType

#==, #accept, #assignable?, #callable?, #callable_args?, #callable_with?, #check_self_recursion, #create, #kind_of_callable?, #name, #new_function, new_function, #normalize, #really_instance?, #resolve, simple_name, #simple_name, #to_alias_expanded_s, #to_s

Methods inherited from TypedModelObject

_ptype, create_ptype, register_ptypes

Methods included from Visitable

#accept

Methods included from PuppetObject

#_ptype

Constructor Details

#initialize(values) ⇒ PEnumType

Returns a new instance of PEnumType.



714
715
716
 
# File 'lib/puppet/pops/types/types.rb', line 714

def initialize(values)
  @values = values.uniq.sort.freeze
end

Instance Attribute Details

#values ⇒ Object (readonly) 



712
713
714
 
# File 'lib/puppet/pops/types/types.rb', line 712

def values
  @values
end

Class Method Details

.register_ptype(loader, ir) ⇒ Object 



708
709
710
 
# File 'lib/puppet/pops/types/types.rb', line 708

def self.register_ptype(loader, ir)
  create_ptype(loader, ir, 'ScalarType', 'values' => PArrayType.new(PStringType::NON_EMPTY))
end

Instance Method Details

#each(&block) ⇒ Object

Returns Enumerator if no block is given, otherwise, calls the given block with each of the strings for this enum



720
721
722
723
 
# File 'lib/puppet/pops/types/types.rb', line 720

def each(&block)
  r = Iterable.on(self)
  block_given? ? r.each(&block) : r
end

#eql?(o) ⇒ Boolean

Returns:

  • (Boolean) 


748
749
750
 
# File 'lib/puppet/pops/types/types.rb', line 748

def eql?(o)
  self.class == o.class && @values == o.values
end

#generalize ⇒ Object 



725
726
727
728
729
730
731
732
733
 
# File 'lib/puppet/pops/types/types.rb', line 725

def generalize
  # General form of an Enum is a String
  if @values.empty?
    PStringType::DEFAULT
  else
    range = @values.map(&:size).minmax
    PStringType.new(PIntegerType.new(range.min, range.max))
  end
end

#hash ⇒ Object 



744
745
746
 
# File 'lib/puppet/pops/types/types.rb', line 744

def hash
  @values.hash
end

#instance?(o, guard = nil) ⇒ Boolean

Returns:

  • (Boolean) 


752
753
754
 
# File 'lib/puppet/pops/types/types.rb', line 752

def instance?(o, guard = nil)
  o.is_a?(String) && @values.any? { |p| p == o }
end

#iterable?(guard = nil) ⇒ Boolean

Returns:

  • (Boolean) 


735
736
737
 
# File 'lib/puppet/pops/types/types.rb', line 735

def iterable?(guard = nil)
  true
end

#iterable_type(guard = nil) ⇒ Object 



739
740
741
742
 
# File 'lib/puppet/pops/types/types.rb', line 739

def iterable_type(guard = nil)
  # An instance of an Enum is a String
  PStringType::ITERABLE_TYPE
end