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<?php |
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namespace Yaro\Jarboe\ViewComponents\Breadcrumbs; |
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class Breadcrumbs implements BreadcrumbsInterface |
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{ |
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private $position = 0; |
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private $crumbs = []; |
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public function add(Crumb $crumb): BreadcrumbsInterface |
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{ |
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array_push($this->crumbs, $crumb); |
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return $this; |
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} |
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public function isEmptyForListPage(): bool |
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{ |
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/** @var Crumb $crumb */ |
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foreach ($this->crumbs as $crumb) { |
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if ($crumb->shouldBeShownOnListPage()) { |
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return false; |
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} |
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} |
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return true; |
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} |
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public function isEmptyForCreatePage(): bool |
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{ |
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/** @var Crumb $crumb */ |
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foreach ($this->crumbs as $crumb) { |
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if ($crumb->shouldBeShownOnCreatePage()) { |
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return false; |
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} |
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} |
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return true; |
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} |
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public function isEmptyForEditPage(): bool |
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{ |
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/** @var Crumb $crumb */ |
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foreach ($this->crumbs as $crumb) { |
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if ($crumb->shouldBeShownOnEditPage()) { |
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return false; |
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} |
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} |
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return true; |
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} |
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/** |
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* Return the current element |
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* @link https://php.net/manual/en/iterator.current.php |
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* @return mixed Can return any type. |
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* @since 5.0.0 |
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*/ |
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public function current() |
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{ |
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return $this->crumbs[$this->key()]; |
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} |
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/** |
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* Move forward to next element |
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* @link https://php.net/manual/en/iterator.next.php |
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* @return void Any returned value is ignored. |
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* @since 5.0.0 |
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*/ |
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public function next() |
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{ |
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$this->position++; |
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} |
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/** |
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* Return the key of the current element |
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* @link https://php.net/manual/en/iterator.key.php |
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* @return mixed scalar on success, or null on failure. |
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* @since 5.0.0 |
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*/ |
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public function key() |
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{ |
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return $this->position; |
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} |
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/** |
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* Checks if current position is valid |
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* @link https://php.net/manual/en/iterator.valid.php |
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* @return bool The return value will be casted to boolean and then evaluated. |
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* Returns true on success or false on failure. |
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* @since 5.0.0 |
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*/ |
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public function valid() |
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{ |
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return isset($this->crumbs[$this->key()]); |
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} |
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/** |
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* Rewind the Iterator to the first element |
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* @link https://php.net/manual/en/iterator.rewind.php |
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* @return void Any returned value is ignored. |
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* @since 5.0.0 |
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*/ |
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public function rewind() |
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{ |
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$this->position = 0; |
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} |
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} |
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Cherry-Pie /
Jarboe
This check looks for the generic type
arrayas a return type and suggests a more specific type. This type is inferred from the actual code.