Class: Unparser::Preprocessor::Begin

Inherits:
Unparser::Preprocessor show all
Defined in:
lib/unparser/preprocessor.rb

Overview

Preprocessor for begin nodes. Removes begin nodes with one child.

These superflownosely currently get generated by unparser.

Constant Summary

Constants inherited from Unparser::Preprocessor

EMPTY, REGISTRY

Instance Method Summary collapse

Methods inherited from Unparser::Preprocessor

run

Methods included from NodeHelpers

#n, #s

Instance Method Details

#result ⇒ Parser::AST::Node

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Return preprocessor result

Returns:

  • (Parser::AST::Node) 


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# File 'lib/unparser/preprocessor.rb', line 216

def result
  if children.one?
    visit(children.first)
  else
    Noop.call(node)
  end
end