ok.raku

use v6.*;

multi sub frobnicate ($a) { $a }

BEGIN &frobnicate.add_dispatchee:
  RakuAST::Statement::Expression.new(
    expression => RakuAST::Sub.new(
      multiness => "multi",
      name      => RakuAST::Name.from-identifier("frobnicate"),
      body      => RakuAST::Blockoid.new(
        RakuAST::StatementList.new(
          RakuAST::Statement::Expression.new(
            expression => RakuAST::IntLiteral.new(42)
          )
        )
      )
    )
  ).EVAL;


say frobnicate();
say frobnicate(137);