Module: CodeNode::IR::Node::BuilderMethods

Included in:
CodeNode::IR::Node
Defined in:
lib/code_node/ir/node.rb

Overview

CodeNode::IR::Node methods used during the graph building phase

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#style ⇒ Object (readonly) 



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# File 'lib/code_node/ir/node.rb', line 129

def style
  @style
end

Instance Method Details

#contains(other) ⇒ nil

Add other as a child of this node

Parameters:

  • other (Node) —

    another node

Returns:

  • (nil) 


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# File 'lib/code_node/ir/node.rb', line 141

def contains(other)
  this = self
  @children[other.path] = other
  other.instance_eval {@parent = this}
  nil
end

#extends(other) ⇒ nil

Add other to this nodes extends set

Parameters:

  • other (Node) —

    another node

Returns:

  • (nil) 


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# File 'lib/code_node/ir/node.rb', line 171

def extends(other)
  this = self
  @extends[other.path] = other
  other.instance_eval {@extended_by[this.path] = this}
  nil
end

#find(name) ⇒ Node?

Find a node contained in this node, or contained in this nodes TemplateMethods#parent, recursively.

Returns:



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# File 'lib/code_node/ir/node.rb', line 133

def find(name)
  path = (@path + [name].flatten).join '::'
  @children[path] || (@parent && @parent.find(name))
end

#includes(other) ⇒ nil

Add other to this nodes includes set

Parameters:

  • other (Node) —

    another node

Returns:

  • (nil) 


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# File 'lib/code_node/ir/node.rb', line 161

def includes(other)
  this = self
  @includes[other.path] = other
  other.instance_eval {@included_by[this.path] = this}
  nil
end

#inherits_from(other) ⇒ nil

Add other as the super class of this node

Parameters:

  • other (Node) —

    another node

Returns:

  • (nil) 


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# File 'lib/code_node/ir/node.rb', line 151

def inherits_from(other)
  this = self
  @inherits_from = other
  other.instance_eval {@inherited_by[this.path] = this}
  nil
end

#mark_as_singleton ⇒ nil

Mark this module node as a singleton

Returns:

  • (nil) 


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# File 'lib/code_node/ir/node.rb', line 180

def mark_as_singleton
  throw :NodeNotAModule unless module?
  @singleton = true
end

#prune ⇒ Object

Remove any relations involving this node



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# File 'lib/code_node/ir/node.rb', line 186

def prune
  this = self
  if @inherits_from
    @inherits_from.instance_eval {@inherited_by.delete this.path}
  end
  @inherited_by.each_value do |other|
    other.instance_eval {@inherits_from = nil}
  end
  if @parent
    @parent.instance_eval {@children.delete this.path}
  end
  @children.each_value do |other|
    other.instance_eval {@parent = nil}
  end
  @includes.each_value do |other|
    other.instance_eval {@included_by.delete this.path}
  end
  @included_by.each_value do |other|
    other.instance_eval {@includes.delete this.path}
  end
  @extends.each_value do |other|
    other.instance_eval {@extended_by.delete this.path}
  end
  @extended_by.each_value do |other|
    other.instance_eval {@extends.delete this.path}
  end
end