zicht /
itertools
| @@ 535-562 (lines=28) @@ | ||
| 532 | * |
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| 533 | * @return FilterIterator |
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| 534 | */ |
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| 535 | function filter() |
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| 536 | { |
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| 537 | // note, once we stop supporting php 5.5, we can rewrite the code below |
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| 538 | // to the filter(...$iterables) structure. |
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| 539 | // http://php.net/manual/en/functions.arguments.php#functions.variable-arg-list |
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| 540 | ||
| 541 | $args = func_get_args(); |
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| 542 | switch (sizeof($args)) { |
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| 543 | case 1: |
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| 544 | $strategy = null; |
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| 545 | $iterable = $args[0]; |
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| 546 | break; |
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| 547 | ||
| 548 | case 2: |
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| 549 | $strategy = $args[0]; |
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| 550 | $iterable = $args[1]; |
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| 551 | break; |
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| 552 | ||
| 553 | default: |
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| 554 | throw new \InvalidArgumentException('filter requires either one (iterable) or two (strategy, iterable) arguments'); |
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| 555 | } |
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| 556 | ||
| 557 | if (!($iterable instanceof FilterInterface)) { |
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| 558 | $iterable = iterable($iterable); |
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| 559 | } |
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| 560 | ||
| 561 | return $iterable->filter($strategy); |
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| 562 | } |
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| 563 | ||
| 564 | /** |
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| 565 | * Make an iterator that returns values from $iterable where the |
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| @@ 684-707 (lines=24) @@ | ||
| 681 | * |
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| 682 | * @return UniqueIterator |
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| 683 | */ |
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| 684 | function unique() |
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| 685 | { |
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| 686 | $args = func_get_args(); |
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| 687 | switch (sizeof($args)) { |
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| 688 | case 1: |
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| 689 | $strategy = null; |
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| 690 | $iterable = $args[0]; |
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| 691 | break; |
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| 692 | ||
| 693 | case 2: |
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| 694 | $strategy = $args[0]; |
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| 695 | $iterable = $args[1]; |
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| 696 | break; |
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| 697 | ||
| 698 | default: |
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| 699 | throw new \InvalidArgumentException('unique requires either one (iterable) or two (strategy, iterable) arguments'); |
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| 700 | } |
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| 701 | ||
| 702 | if (!($iterable instanceof UniqueInterface)) { |
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| 703 | $iterable = iterable($iterable); |
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| 704 | } |
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| 705 | ||
| 706 | return $iterable->unique($strategy); |
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| 707 | } |
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| 708 | ||
| 709 | /** |
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| 710 | * Returns an iterator where the values from $strategy are unique |
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| @@ 743-766 (lines=24) @@ | ||
| 740 | * |
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| 741 | * @return boolean |
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| 742 | */ |
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| 743 | function any() |
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| 744 | { |
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| 745 | $args = func_get_args(); |
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| 746 | switch (sizeof($args)) { |
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| 747 | case 1: |
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| 748 | $strategy = null; |
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| 749 | $iterable = $args[0]; |
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| 750 | break; |
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| 751 | ||
| 752 | case 2: |
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| 753 | $strategy = $args[0]; |
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| 754 | $iterable = $args[1]; |
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| 755 | break; |
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| 756 | ||
| 757 | default: |
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| 758 | throw new \InvalidArgumentException('any requires either one (iterable) or two (strategy, iterable) arguments'); |
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| 759 | } |
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| 760 | ||
| 761 | if (!($iterable instanceof AllInterface)) { |
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| 762 | $iterable = iterable($iterable); |
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| 763 | } |
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| 764 | ||
| 765 | return $iterable->any($strategy); |
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| 766 | } |
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| 767 | ||
| 768 | /** |
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| 769 | * Returns true when all elements of $iterable are not empty, otherwise returns false |
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| @@ 788-811 (lines=24) @@ | ||
| 785 | * |
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| 786 | * @return boolean |
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| 787 | */ |
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| 788 | function all() |
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| 789 | { |
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| 790 | $args = func_get_args(); |
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| 791 | switch (sizeof($args)) { |
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| 792 | case 1: |
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| 793 | $strategy = null; |
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| 794 | $iterable = $args[0]; |
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| 795 | break; |
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| 796 | ||
| 797 | case 2: |
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| 798 | $strategy = $args[0]; |
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| 799 | $iterable = $args[1]; |
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| 800 | break; |
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| 801 | ||
| 802 | default: |
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| 803 | throw new \InvalidArgumentException('all requires either one (iterable) or two (strategy, iterable) arguments'); |
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| 804 | } |
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| 805 | ||
| 806 | if (!($iterable instanceof AllInterface)) { |
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| 807 | $iterable = iterable($iterable); |
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| 808 | } |
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| 809 | ||
| 810 | return $iterable->all($strategy); |
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| 811 | } |
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| 812 | ||
| 813 | /** |
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| 814 | * Make an iterator that contains a slice of $iterable |
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