Completed
Pull Request — master (#4)
by Tomasz
02:42
created

RootElementProviderUtility::__invoke()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 8
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 4
CRAP Score 2

Importance

Changes 0
Metric Value
dl 0
loc 8
ccs 4
cts 4
cp 1
rs 9.4285
c 0
b 0
f 0
cc 2
eloc 4
nc 2
nop 1
crap 2
1
<?php
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namespace Thunder\Serializard\Utility;
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final class RootElementProviderUtility
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{
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    private $aliases;
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    public function __construct(array $aliases)
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    {
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        foreach($aliases as $key => $alias) {
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            if(false === is_string($key)) {
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                throw new \InvalidArgumentException('Invalid alias class name, string required!');
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            }
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            if(false === is_string($alias)) {
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                throw new \InvalidArgumentException(sprintf('Invalid alias for class %s, string required!', $key));
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            }
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        }
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        $this->aliases = $aliases;
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    }
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    public function __invoke($class)
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    {
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        if(false === array_key_exists($class, $this->aliases)) {
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            throw new \RuntimeException(sprintf('No root element alias for class %s!', $class));
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        }
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        return $this->aliases[$class];
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    }
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}
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