Class: Build2Spec::UnknownType

Inherits:
Object
  • Object
show all
Includes:
FakingMethods
Defined in:
lib/build2spec.rb,
lib/build2spec.rb

Constant Summary collapse

@@name_suffix = 
"A"
@@guessing_table = 
[
  [Fixnum, '42'],
  [String, '"wrong answer"'],
  [Array, '[]'],
  [Hash, '{}'],
  [Object, "Object.new"],
  [Class, @name],
]

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from FakingMethods

current_method, #initialize, #method_missing, record_method_spec, unknown_types

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Build2Spec::FakingMethods

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/build2spec.rb', line 504

def name
  @name
end

#standin ⇒ Object (readonly)

Returns the value of attribute standin.



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# File 'lib/build2spec.rb', line 504

def standin
  @standin
end

Class Method Details

.add_guess_entry(klass, exemplar) ⇒ Object 



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# File 'lib/build2spec.rb', line 477

def self.add_guess_entry(klass, exemplar)
  @@guessing_table.unshift [klass, exemplar]
end

.create(nesting, name = nil) ⇒ Object 



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# File 'lib/build2spec.rb', line 481

def self.create(nesting, name = nil)
  type = self.allocate
  type.setup(nesting, name)
  type
end

Instance Method Details

#faked_methods ⇒ Object 



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# File 'lib/build2spec.rb', line 573

def faked_methods
  @standin.faked_instance_methods
end

#guess ⇒ Object 



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# File 'lib/build2spec.rb', line 526

def guess
  if @guess.nil? 
    if standin.empty?
      return "nil" 
    else
      init_spec = @standin.faked_instance_methods[:initialize]
      if init_spec.nil?
        return "#@name.new"
      else
        return "#@name.new#{@standin.argument_text(init_spec)}"
      end
    end
  else
    return @guess
  end
end

#guess! ⇒ Object 



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# File 'lib/build2spec.rb', line 506

def guess!
  return if faked_methods.empty?
  return if guessed?

  @@guessing_table.each do |klass, exemplar|
    faked = faked_methods.map{|f| f[0].to_s}
    klass.instance_methods.each do |real|
      faked.delete(real)
    end
    if(faked.empty?)
      @guess = exemplar
      return
    end
  end
end

#guessed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/build2spec.rb', line 522

def guessed?
  not @guess.nil?
end

#im_a_module ⇒ Object 



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# File 'lib/build2spec.rb', line 549

def im_a_module
  return @instance_type unless @instance_type.nil?
  module_standin = UnknownStandIn.new(self)
  @standin.faked_instance_methods.each_pair do |k,v|
    module_standin.faked_module_methods[k] = v
  end
  @standin = module_standin
  class << self
    def faked_methods
      @standin.faked_module_methods
    end

    def guess!
    end
  end

  @instance_type = UnknownType.create(@nesting, @name)

  @name += "Class"
  @guess = nil

  return @instance_type
end

#inspect ⇒ Object 



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# File 'lib/build2spec.rb', line 500

def inspect
  "<Build2Spec Dummy Return Value>"
end

#new(*args, &block) ⇒ Object 



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# File 'lib/build2spec.rb', line 543

def new(*args, &block)
  instance = im_a_module
  instance.initialize(*args, &block)
  return instance
end

#return_type_nesting ⇒ Object 



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# File 'lib/build2spec.rb', line 577

def return_type_nesting
  @nesting
end

#setup(nesting, name) ⇒ Object 



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# File 'lib/build2spec.rb', line 491

def setup(nesting, name)
  @standin = UnknownStandIn.new(self)
  @guess = nil
  @name = name || "UnknownType#{@@name_suffix}"
  @nesting = nesting
  @@name_suffix.succ!
  Builder::add_standin(nesting, @name, @standin)
end

#superclass ⇒ Object 



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# File 'lib/build2spec.rb', line 487

def superclass
  Object
end