Module: Pincushion::ModuleMethods

Defined in:
lib/pincushion.rb

Overview

module RootModuleMethods

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#predicate_pincushion_root ⇒ Object (readonly)

Returns the value of attribute predicate_pincushion_root.



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# File 'lib/pincushion.rb', line 64

def predicate_pincushion_root
  @predicate_pincushion_root
end

Instance Method Details

#all_predicates ⇒ Object 



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# File 'lib/pincushion.rb', line 66

def all_predicates
  predicate_pincushion_root.predicates
end

#all_predicates_hash ⇒ Object 



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# File 'lib/pincushion.rb', line 70

def all_predicates_hash
  obj = new ""
  predicate_pincushion_root.predicates.map { |p| [p, obj.is?(p)] }.to_h
end

#identifiers ⇒ Object 



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# File 'lib/pincushion.rb', line 75

def identifiers
  predicate_pincushion_root.identifiers
end

#included(mod) ⇒ Object 



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# File 'lib/pincushion.rb', line 120

def included(mod)
  base = self

  mod.instance_eval do
    @predicate_pincushion_root = base.predicate_pincushion_root
    extend ModuleMethods
    include InstanceMethods
  end
end

#is(*preds) ⇒ Object 



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# File 'lib/pincushion.rb', line 79

def is(*preds)
  Pincushion.validate(predicate_pincushion_root, preds)
  preds.each { |pred| define_method(:"#{pred}?") { true } }
  self
end

#is_not(*preds) ⇒ Object 



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# File 'lib/pincushion.rb', line 85

def is_not(*preds)
  Pincushion.validate(predicate_pincushion_root, preds)
  preds.each { |pred| define_method(:"#{pred}?") { false } }
  self
end

#named(*given_identifiers) ⇒ Object 



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# File 'lib/pincushion.rb', line 91

def named(*given_identifiers)
  given_identifiers.each do |id|
    if identifiers.key?(id)
      fail DuplicateIdentifierError,
           "Identifier #{id} not unique: #{identifiers[id]} <> #{self}"
    end

    identifiers[id] = self
  end

  self
end

#that_are(*preds) ⇒ Object 



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# File 'lib/pincushion.rb', line 104

def that_are(*preds)
  Pincushion.validate(self, preds)
  mod = Module.new
  mod.include self
  mod.is(*preds)
  mod
end

#that_is(*preds) ⇒ Object 



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# File 'lib/pincushion.rb', line 112

def that_is(*preds)
  Pincushion.validate(self, preds)
  klass = Class.new
  klass.include self
  klass.is(*preds)
  klass
end