Passed
Push — master ( a16e7b...0b226c )
by Arnold
07:52
created

iterable_chunk()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 7
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 2

Importance

Changes 0
Metric Value
cc 2
eloc 4
nc 2
nop 2
dl 0
loc 7
ccs 4
cts 4
cp 1
crap 2
rs 10
c 0
b 0
f 0
1
<?php
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declare(strict_types=1);
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namespace Improved;
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/**
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 * Divide iterable into chunks of specified size.
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 *
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 * @param iterable $iterable
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 * @param int      $size
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 * @return \Generator
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 */
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function iterable_chunk(iterable $iterable, int $size): \Generator
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{
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    $iterator = iterable_to_iterator($iterable);
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    $iterator->rewind();
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    while ($iterator->valid()) {
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        yield _iterable_chunk_generate($iterator, $size);
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    }
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}
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/**
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 * @internal
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 */
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function _iterable_chunk_generate(\Iterator $iterator, int $size): \Generator
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{
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    for ($i = 0; $i < $size && $iterator->valid(); $i++) {
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        yield $iterator->key() => $iterator->current();
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        $iterator->next();
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    }
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}
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