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47 lines
924 B
PHP
47 lines
924 B
PHP
<?php
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/*
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* This file is part of the Predis package.
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*
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* (c) 2009-2020 Daniele Alessandri
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* (c) 2021-2023 Till Krüss
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Predis\Command\Argument\Geospatial;
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use UnexpectedValueException;
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abstract class AbstractBy implements ByInterface
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{
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/**
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* @var string[]
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*/
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private static $unitEnum = ['m', 'km', 'ft', 'mi'];
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/**
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* @var string
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*/
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protected $unit;
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/**
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* {@inheritDoc}
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*/
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abstract public function toArray(): array;
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/**
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* @param string $unit
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* @return void
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*/
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protected function setUnit(string $unit): void
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{
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if (!in_array($unit, self::$unitEnum, true)) {
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throw new UnexpectedValueException('Wrong value given for unit');
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}
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$this->unit = $unit;
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}
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}
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