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Multiple assignment with splat operator
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| arr1 = [1, 2, 3, 4] | |
| arr2 = [1, 2, 3, 4] | |
| *a, b, c = *arr1 | |
| puts [a, b, c].inspect # => [[1, 2], 3, 4] | |
| puts arr1.inspect # => [1, 2] | |
| d, *e, f = *arr2 | |
| puts [d, e, f].inspect # => [1, [2, 3], 4] | |
| puts arr2.inspect # => [1, 2, 3, 4] |
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| ============= :__script__ ============== | |
| Arguments: 0 required, 0 post, 0 total | |
| Arity: 0 | |
| Locals: 8: arr1, arr2, a, c, b, d, e, f | |
| Stack size: 12 | |
| Literals: 3: :pop, :inspect, :puts | |
| Lines to IP: 4: 0..10, 5: 11..21, 7: 22..44, 9: 45..61, 10: 62..72, 12: 73..92, 14: 93..109, 15: 110..122 | |
| 0000: meta_push_1 | |
| 0001: meta_push_2 | |
| 0002: push_int 3 | |
| 0004: push_int 4 | |
| 0006: make_array 4 | |
| 0008: set_local 0 # arr1 | |
| 0010: pop | |
| 0011: meta_push_1 | |
| 0012: meta_push_2 | |
| 0013: push_int 3 | |
| 0015: push_int 4 | |
| 0017: make_array 4 | |
| 0019: set_local 1 # arr2 | |
| 0021: pop | |
| 0022: push_local 0 # arr1 # [[1, 2, 3, 4]] | |
| 0024: cast_array # [[1, 2, 3, 4]] | |
| 0025: dup_top # [[1, 2, 3, 4], [1, 2, 3, 4]] | |
| 0026: dup_top # [[1, 2, 3, 4], [1, 2, 3, 4], [1, 2, 3, 4]] | |
| 0027: send_stack :pop, 0 # [4, [1, 2, 3], [1, 2, 3, 4]] | |
| 0030: set_local 3 # c # `c = 4` | |
| 0032: pop # [[1, 2, 3], [1, 2, 3, 4]] | |
| 0033: dup_top # [[1, 2, 3], [1, 2, 3], [1, 2, 3, 4]] | |
| 0034: send_stack :pop, 0 # [3, [1, 2], [1, 2, 3, 4]] | |
| 0037: set_local 4 # b # `b = 3` | |
| 0039: pop # [[1, 2], [1, 2, 3, 4]] | |
| 0040: cast_array # [[1, 2], [1, 2, 3, 4]] | |
| 0041: set_local 2 # a # `a = [1, 2]` | |
| 0043: pop # [[1, 2, 3, 4]] | |
| 0044: pop # [] | |
| 0045: push_self | |
| 0046: push_local 2 # a | |
| 0048: push_local 4 # b | |
| 0050: push_local 3 # c | |
| 0052: make_array 3 | |
| 0054: send_stack :inspect, 0 | |
| 0057: allow_private | |
| 0058: send_stack :puts, 1 | |
| 0061: pop | |
| 0062: push_self | |
| 0063: push_local 0 # arr1 | |
| 0065: send_stack :inspect, 0 | |
| 0068: allow_private | |
| 0069: send_stack :puts, 1 | |
| 0072: pop | |
| 0073: push_local 1 # arr2 | |
| 0075: cast_array | |
| 0076: dup_top | |
| 0077: shift_array | |
| 0078: set_local 5 # d | |
| 0080: pop | |
| 0081: dup_top | |
| 0082: send_stack :pop, 0 | |
| 0085: set_local 7 # f | |
| 0087: pop | |
| 0088: cast_array | |
| 0089: set_local 6 # e | |
| 0091: pop | |
| 0092: pop | |
| 0093: push_self | |
| 0094: push_local 5 # d | |
| 0096: push_local 6 # e | |
| 0098: push_local 7 # f | |
| 0100: make_array 3 | |
| 0102: send_stack :inspect, 0 | |
| 0105: allow_private | |
| 0106: send_stack :puts, 1 | |
| 0109: pop | |
| 0110: push_self | |
| 0111: push_local 1 # arr2 | |
| 0113: send_stack :inspect, 0 | |
| 0116: allow_private | |
| 0117: send_stack :puts, 1 | |
| 0120: pop | |
| 0121: push_true | |
| 0122: ret | |
| ---------------------------------------- |
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