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1 <?php declare(strict_types=1);
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2
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3 namespace PhpParser;
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4
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5 class ParserFactory
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6 {
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7 const PREFER_PHP7 = 1;
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8 const PREFER_PHP5 = 2;
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9 const ONLY_PHP7 = 3;
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10 const ONLY_PHP5 = 4;
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11
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12 /**
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13 * Creates a Parser instance, according to the provided kind.
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14 *
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15 * @param int $kind One of ::PREFER_PHP7, ::PREFER_PHP5, ::ONLY_PHP7 or ::ONLY_PHP5
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16 * @param Lexer|null $lexer Lexer to use. Defaults to emulative lexer when not specified
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17 * @param array $parserOptions Parser options. See ParserAbstract::__construct() argument
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18 *
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19 * @return Parser The parser instance
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20 */
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21 public function create(int $kind, Lexer $lexer = null, array $parserOptions = []) : Parser {
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22 if (null === $lexer) {
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23 $lexer = new Lexer\Emulative();
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24 }
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25 switch ($kind) {
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26 case self::PREFER_PHP7:
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27 return new Parser\Multiple([
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28 new Parser\Php7($lexer, $parserOptions), new Parser\Php5($lexer, $parserOptions)
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29 ]);
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30 case self::PREFER_PHP5:
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31 return new Parser\Multiple([
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32 new Parser\Php5($lexer, $parserOptions), new Parser\Php7($lexer, $parserOptions)
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33 ]);
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34 case self::ONLY_PHP7:
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35 return new Parser\Php7($lexer, $parserOptions);
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36 case self::ONLY_PHP5:
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37 return new Parser\Php5($lexer, $parserOptions);
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38 default:
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39 throw new \LogicException(
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40 'Kind must be one of ::PREFER_PHP7, ::PREFER_PHP5, ::ONLY_PHP7 or ::ONLY_PHP5'
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41 );
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42 }
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43 }
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44 }
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