Class: TypeProf::Core::Box

Inherits:
Object
  • Object
show all
Defined in:
lib/typeprof/core/graph/box.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(node) ⇒ Box

Returns a new instance of Box.



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# File 'lib/typeprof/core/graph/box.rb', line 4

def initialize(node)
  @node = node
  @changes = ChangeSet.new(node, self)
  @destroyed = false
  $box_counts[Box] += 1
  $box_counts[self.class] += 1
end

Instance Attribute Details

#changes ⇒ Object (readonly)

Returns the value of attribute changes.



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# File 'lib/typeprof/core/graph/box.rb', line 12

def changes
  @changes
end

#destroyed ⇒ Object (readonly)

Returns the value of attribute destroyed.



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# File 'lib/typeprof/core/graph/box.rb', line 14

def destroyed
  @destroyed
end

#node ⇒ Object (readonly)

Returns the value of attribute node.



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# File 'lib/typeprof/core/graph/box.rb', line 14

def node
  @node
end

Instance Method Details

#destroy(genv) ⇒ Object 



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# File 'lib/typeprof/core/graph/box.rb', line 16

def destroy(genv)
  $box_counts[self.class] -= 1
  $box_counts[Box] -= 1
  @destroyed = true
  @changes.reinstall(genv) # rollback all changes
end

#on_type_added(genv, src_tyvar, added_types) ⇒ Object 



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# File 'lib/typeprof/core/graph/box.rb', line 28

def on_type_added(genv, src_tyvar, added_types)
  genv.add_run(self)
end

#on_type_removed(genv, src_tyvar, removed_types) ⇒ Object 



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# File 'lib/typeprof/core/graph/box.rb', line 32

def on_type_removed(genv, src_tyvar, removed_types)
  genv.add_run(self)
end

#reuse(new_node) ⇒ Object 



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# File 'lib/typeprof/core/graph/box.rb', line 23

def reuse(new_node)
  @node = new_node
  @changes.reuse(new_node)
end

#run(genv) ⇒ Object 



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# File 'lib/typeprof/core/graph/box.rb', line 36

def run(genv)
  return if @destroyed
  run0(genv, @changes)
  @changes.reinstall(genv)
end

#run0(genv, changes) ⇒ Object

Raises:



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# File 'lib/typeprof/core/graph/box.rb', line 42

def run0(genv, changes)
  raise NotImplementedError
end

#to_s ⇒ Object Also known as: inspect 



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# File 'lib/typeprof/core/graph/box.rb', line 46

def to_s
  "#{ self.class.to_s.split("::").last }#{ @id ||= $new_id += 1 }"
end