(1, LITERAL, "print")
(1, OPEN_BRACKET)
(1, NUMBER, 1.0)
(1, ADD)
(1, LITERAL, "wusi")
(1, OPEN_BRACKET)
(1, CLOSE_BRACKET)
(1, CLOSE_BRACKET)
(1, SEMICOLON)
(3, FUNCTION)
(3, LITERAL, "wusi")
(3, OPEN_BRACKET)
(3, CLOSE_BRACKET)
(4, OPEN_CURVED_BRACKET)
(5, TRY)
(6, OPEN_CURVED_BRACKET)
(7, LITERAL, "var")
(7, SET)
(7, STRING, "a")
(7, ADD)
(7, NUMBER, 3.0)
(7, SEMICOLON)
(8, RETURN)
(8, NUMBER, 1.0)
(8, SEMICOLON)
(9, CLOSE_CURVED_BRACKET)
(10, CATCH)
(11, OPEN_CURVED_BRACKET)
(12, RETURN)
(12, NUMBER, 2.0)
(12, SEMICOLON)
(13, CLOSE_CURVED_BRACKET)
(14, CLOSE_CURVED_BRACKET)
(15, EOF)