Test Setup Failed
Pull Request — master (#49)
by
unknown
07:27
created

CollapseTrait::collapse()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 8

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 2
nc 2
nop 0
dl 0
loc 8
rs 10
c 0
b 0
f 0
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<?php
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/**
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 * @copyright Zicht Online <http://zicht.nl>
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 */
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namespace Zicht\Itertools\lib\Traits;
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use Zicht\Itertools\conversions;
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use Zicht\Itertools\lib\CollapseIterator;
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trait CollapseTrait
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{
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    /**
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     * Reduce a two dimentional iterator into a one dimentional iterator
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     *
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     * @return Itertools\lib\CollapseIterator
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     */
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    public function collapse()
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    {
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        if ($this instanceof \Iterator) {
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            return new CollapseIterator($this);
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        }
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        return null;
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    }
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}
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