0]], :".", [:@ident, "times", [1, 2]]], [:do_block, nil, [:bodystmt, [[:begin, [:bodystmt, [[:@int, "1", [3, 4]]], [:rescue, nil, [:var_field, [:@ident, "exception", [4, 12]]], [[:@int, "2", [5, 4]]], nil], [:else, [[:@int, "3", [7, 4]]]], [:ensure, [[:@int, "4", [9, 4]]]]]]], nil, nil, nil]]]]] ͜Ε͔Β (2.5) [:program, [[:method_add_block, [:call, [:@int, "0", [1, 0]], :".", [:@ident, "times", [1, 2]]], [:do_block, nil, [:bodystmt, [[:@int, "1", [2, 2]]], [:rescue, nil, [:var_field, [:@ident, "exception", [3, 10]]], [[:@int, "2", [4, 2]]], nil], [:else, [[:@int, "3", [6, 2]]]], [:ensure, [[:@int, "4", [8, 2]]]]]]]]] ※ripperrubyʹbundle͞Ε͍ͯΔެࣜparser