Method: YARD::Handlers::Ruby::Legacy::AliasHandler#process

Defined in:
lib/yard/handlers/ruby/legacy/alias_handler.rb

#process ⇒ void

This method returns an undefined value.

Main processing callback


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# File 'lib/yard/handlers/ruby/legacy/alias_handler.rb', line 6

process do
  if TkALIAS === statement.tokens.first
    tokens = statement.tokens[2..-1].to_s.split(/\s+/)
    names = [tokens[0], tokens[1]].map {|t| t.gsub(/^:(['"])?(.+?)\1?$|^(:)(.+)/, '\2') }
  else
    names = tokval_list(statement.tokens[2..-1], :attr)
  end
  raise YARD::Parser::UndocumentableError, statement.tokens.first.text if names.size != 2

  new_meth, old_meth = names[0].to_sym, names[1].to_sym
  old_obj = namespace.child(:name => old_meth, :scope => scope)
  new_obj = register MethodObject.new(namespace, new_meth, scope) do |o|
    o.visibility = visibility
    o.scope = scope
    o.add_file(parser.file, statement.tokens.first.line_no, statement.comments)
    o.docstring = statement.comments
  end

  if old_obj
    new_obj.signature = old_obj.signature
    new_obj.source = old_obj.source
    new_obj.docstring = old_obj.docstring + YARD::Docstring.new(statement.comments)
    new_obj.docstring.line_range = statement.comments_range
    new_obj.docstring.hash_flag = statement.comments_hash_flag
    new_obj.docstring.object = new_obj
  else
    new_obj.signature = "def #{new_meth}" # this is all we know.
  end

  namespace.aliases[new_obj] = old_meth
end