(Program
{+(MethodCall
    (Identifier)
    (Object))+}
{+(MethodCall
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    (Identifier))+}
  (MethodCall
    (Identifier)
    (Params
    { (Identifier)
    ->(Identifier) }
    {+(KeywordParameter
        (Identifier)
        (Boolean))+}
    {+(OptionalParameter
        (Identifier)
        (Identifier))+})
  {+(IntegerLiteral)+}
  {-(Binary
      (Identifier)
      (Other "+")
      (IntegerLiteral))-})
{+(AnonymousFunction
    (ExpressionStatements))+}
{+(AnonymousFunction
    (ExpressionStatements
      (Identifier)))+}
{+(AnonymousFunction
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    (ExpressionStatements
      (IntegerLiteral)))+}
{+(AnonymousFunction
    (Identifier)
    (SplatParameter
      (Identifier))
    (Other "destructured_parameter"
      (Identifier)
      (Identifier))
    (ExpressionStatements))+})