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by Pol
02:22
created

Path::fromString()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 10
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 7
CRAP Score 1

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 1
eloc 6
nc 1
nop 1
dl 0
loc 10
ccs 7
cts 7
cp 1
crap 1
rs 10
c 1
b 0
f 0
1
<?php
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declare(strict_types = 1);
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namespace drupol\phpvfs\Utils;
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class Path implements \IteratorAggregate
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{
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    /**
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     * @var bool
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     */
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    private $absolute;
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    /**
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     * @var string[]
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     */
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    private $fragments;
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    /**
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     * {@inheritdoc}
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     */
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    public function __toString()
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    {
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        return ($this->isAbsolute() ? '/' : '') . \implode('/', $this->getFragments());
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    }
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    public function basename()
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    {
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        return $this->getLastPart();
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    }
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    public function dirname()
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    {
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        return ($this->isAbsolute() ? '/' : '') . \implode('/', \array_slice($this->getFragments(), 0, -1));
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public static function fromString(string $id)
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    {
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        $instance = new self();
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        $instance->fragments = \explode(
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            \DIRECTORY_SEPARATOR,
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            \ltrim($id, \DIRECTORY_SEPARATOR)
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        );
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        $instance->absolute = 0 === \strpos($id, '/');
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        return $instance;
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function getFirstPart()
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    {
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        $first = \reset($this->fragments);
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        return empty($first) ?
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            \DIRECTORY_SEPARATOR :
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            $first;
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function getIterator()
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    {
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        yield from $this->getFragments();
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function getLastPart()
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    {
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        return \end($this->fragments);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function isAbsolute()
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    {
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        return $this->absolute;
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    }
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    public function isRoot()
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    {
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        return '' === $this->basename();
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function isValid()
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    {
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        return \preg_match('/^[^*?"<>|:]*$/', \trim($this->__toString(), ' /'));
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    }
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    /**
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     * {@inheritdoc}
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     */
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    public function shift()
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    {
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        return \array_shift($this->fragments);
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    }
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    /**
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     * {@inheritdoc}
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     */
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    protected function getFragments()
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    {
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        $fragments = $this->fragments;
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        if (empty($fragments[0])) {
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            $fragments[0] = \DIRECTORY_SEPARATOR;
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        }
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        return $fragments;
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    }
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}
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