Coalesce::__invoke()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 10
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 1

Importance

Changes 2
Bugs 0 Features 0
Metric Value
cc 1
eloc 4
c 2
b 0
f 0
nc 1
nop 0
dl 0
loc 10
ccs 6
cts 6
cp 1
crap 1
rs 10
1
<?php
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declare(strict_types=1);
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namespace loophp\collection\Operation;
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use Closure;
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use Generator;
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/**
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 * @immutable
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 *
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 * @template TKey
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 * @template T
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 */
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final class Coalesce extends AbstractOperation
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{
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    /**
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     * @return Closure(iterable<TKey, T>): Generator<TKey, T>
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     */
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    public function __invoke(): Closure
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    {
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        /** @var Closure(iterable<TKey, T>): Generator<TKey, T> $pipe */
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        $pipe = (new Pipe())()(
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            (new Compact())()([]),
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            (new Head())(),
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        );
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        // Point free style.
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        return $pipe;
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    }
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}
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