Class: Xumlidot::Parsers::Stack::Constants

Inherits:
Object
  • Object
show all
Defined in:
lib/xumlidot/parsers/stack.rb

Defined Under Namespace

Classes: ExternalKlassReferences

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Constants

Returns a new instance of Constants.



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# File 'lib/xumlidot/parsers/stack.rb', line 12

def initialize
  # This should be main or object
  @nesting = Xumlidot::Types::Klass.new(nil)
  @last_added = @nesting
end

Instance Attribute Details

#last_added ⇒ Object (readonly)

Returns the value of attribute last_added.



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# File 'lib/xumlidot/parsers/stack.rb', line 10

def last_added
  @last_added
end

Instance Method Details

#add(constant) ⇒ Object

when we add a constant we might want to add to the top of the tree e.g. Module A Moudle B

or we might want to add onto a given const e,g Module A

Module B

add(Module C, Module B)



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# File 'lib/xumlidot/parsers/stack.rb', line 34

def add(constant)
  return if @nesting.constants.find_first(constant)

  root = @nesting.constants.root_namespace_for(constant)
  (root.nil? ? @nesting.constants : root.constants) << constant
  @last_added = constant
end

#pop_last_added ⇒ Object 



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# File 'lib/xumlidot/parsers/stack.rb', line 42

def pop_last_added
  return if @last_added.nil?

  @last_added = @nesting.constants.root_namespace_for(@last_added)
end

#resolve_inheritance(_constant = nil) ⇒ Object

rubocop:disable Metrics/AbcSize rubocop:disable Metrics/MethodLength



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# File 'lib/xumlidot/parsers/stack.rb', line 60

def resolve_inheritance(_constant = nil)
  external_klasses = ExternalKlassReferences.new

  # The first traversal we are going through finding all
  # classes with a superklass. The second traversal we are
  # trying to find the klass which is the superklass of the superklass
  # found in the first traversal.
  #
  # Note Im hacking through this so poor code
  @nesting.constants.traverse do |klass|
    next if klass.definition.superklass.empty?

    # If we reach here we have a superklass
    @nesting.constants.traverse do |other_klass|
      if other_klass.definition.superklass_of?(klass.definition.superklass)
        warn "SETTING SUPERKLASS REFERENCE FOR #{klass} to #{other_klass}" if ::Xumlidot::Options.debug == true
        klass.superklass.reference = other_klass
        break
      end
    end

    if klass.superklass.reference.nil?
      # See if we have added it already to the list of external_klasses
      found = external_klasses.find do |external_klass|
        klass.definition == external_klass.definition
      end

      if found
        klass.superklass.reference = found
      else
        new_klass = klass.definition.superklass.to_klass
        klass.superklass.reference = new_klass
        external_klasses << new_klass

        add(new_klass)
      end
    end
  end
end

#traverse(&block) ⇒ Object 



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# File 'lib/xumlidot/parsers/stack.rb', line 18

def traverse(&block)
  @nesting.constants.traverse(&block)
end