Module: Wood::NodeVisitor

Defined in:
lib/wood/node_visitor.rb

Overview

Mixin module for Node visitors.

Defined Under Namespace

Modules: ClassMethods Classes: Context

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 17

def self.included(klass)
  klass.extend ClassMethods
end

Instance Method Details

#array(nodes) ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 54

def array(nodes)
  nodes.each do |n|
    visit n
  end
end

#context ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 31

def context
  @contexts.last
end

#contexts ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 27

def contexts
  @contexts ||= []
end

#new_context ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 23

def new_context
  Context.new(false)
end

#visit(node) ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 35

def visit(node)
  contexts.push new_context
   __send__(node.node_name, node)
  contexts.pop
end

#visit_type(node) ⇒ Object 



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# File 'lib/wood/node_visitor.rb', line 41

def visit_type(node)
  case node.type
  when Wood::Types::BuiltinType
    visit node.type
  when Wood::Types::CompoundType
    visit node.type
  when Wood::Types::CustomType
    visit node.type
  else
    visit node.type.type if node.type
  end
end