Class: Puppet::Pops::Types::PBooleanType

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

Constant Summary collapse

DEFAULT = 
PBooleanType.new
TRUE = 
PBooleanType.new(true)
FALSE = 
PBooleanType.new(false)

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from PScalarType

#roundtrip_with_string?

Methods inherited from PAnyType

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

Methods inherited from TypedModelObject

_pcore_type, create_ptype, register_ptypes

Methods included from Visitable

#accept

Methods included from PuppetObject

#_pcore_all_contents, #_pcore_contents, #_pcore_init_hash, #_pcore_type, #to_s

Constructor Details

#initialize(value = nil) ⇒ PBooleanType

Returns a new instance of PBooleanType


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# File 'lib/puppet/pops/types/types.rb', line 1849

def initialize(value = nil)
  @value = value
end

Instance Attribute Details

#value ⇒ Object (readonly) 


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# File 'lib/puppet/pops/types/types.rb', line 1847

def value
  @value
end

Class Method Details

.new_function(type) ⇒ Object 


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# File 'lib/puppet/pops/types/types.rb', line 1869

def self.new_function(type)
  @new_function ||= Puppet::Functions.create_loaded_function(:new_boolean, type.loader) do
    dispatch :from_args do
      param "Variant[Integer, Float, Boolean, Enum['false','true','yes','no','y','n',true]]",  :from
    end

    argument_mismatch :on_error do
      param  'Any', :from
    end

    def from_args(from)
      from = from.downcase if from.is_a?(String)
      case from
      when Float
        from != 0.0
      when Integer
        from != 0
      when false, 'false', 'no', 'n'
        false
      else
        true
      end
    end

    def on_error(from)
      if from.is_a?(String)
        _("The string '%{str}' cannot be converted to Boolean") % { str: from }
      else
        t = TypeCalculator.singleton.infer(from).generalize
        _("Value of type %{type} cannot be converted to Boolean") % { type: t }
      end
    end
  end
end

.register_ptype(loader, ir) ⇒ Object 


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# File 'lib/puppet/pops/types/types.rb', line 1843

def self.register_ptype(loader, ir)
  create_ptype(loader, ir, 'ScalarDataType')
end

Instance Method Details

#eql?(o) ⇒ Boolean 


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# File 'lib/puppet/pops/types/types.rb', line 1853

def eql?(o)
  o.is_a?(PBooleanType) && @value == o.value
end

#generalize ⇒ Object 


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# File 'lib/puppet/pops/types/types.rb', line 1857

def generalize
  PBooleanType::DEFAULT
end

#hash ⇒ Object 


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# File 'lib/puppet/pops/types/types.rb', line 1861

def hash
  31 ^ @value.hash
end

#instance?(o, guard = nil) ⇒ Boolean 


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# File 'lib/puppet/pops/types/types.rb', line 1865

def instance?(o, guard = nil)
  (o == true || o == false) && (@value.nil? || value == o)
end