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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the humbug/php-scoper package. |
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* |
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* Copyright (c) 2017 Théo FIDRY <[email protected]>, |
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* Pádraic Brady <[email protected]> |
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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 Humbug\PhpScoper\Scoper; |
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use Humbug\PhpScoper\PhpParser\Printer\Printer; |
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use Humbug\PhpScoper\PhpParser\TraverserFactory; |
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use PhpParser\Error as PhpParserError; |
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use PhpParser\Lexer; |
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use PhpParser\Parser; |
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use function basename; |
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use function func_get_args; |
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use function ltrim; |
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use function preg_match as native_preg_match; |
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final class PhpScoper implements Scoper |
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{ |
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private const FILE_PATH_PATTERN = '/\.php$/'; |
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private const NOT_FILE_BINARY = '/\..+?$/'; |
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private const PHP_TAG = '/^<\?php/'; |
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private const PHP_BINARY = '/^#!.+?php.*\n{1,}<\?php/'; |
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private Parser $parser; |
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private Scoper $decoratedScoper; |
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private TraverserFactory $traverserFactory; |
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private Printer $printer; |
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554 |
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private Lexer $lexer; |
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554 |
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public function __construct( |
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Parser $parser, |
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Scoper $decoratedScoper, |
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TraverserFactory $traverserFactory, |
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Printer $printer, |
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Lexer $lexer |
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) { |
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$this->parser = $parser; |
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$this->decoratedScoper = $decoratedScoper; |
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$this->traverserFactory = $traverserFactory; |
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$this->printer = $printer; |
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$this->lexer = $lexer; |
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} |
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2 |
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/** |
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* Scopes PHP files. |
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* |
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* @throws PhpParserError |
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*/ |
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public function scope(string $filePath, string $contents): string |
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{ |
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if (!self::isPhpFile($filePath, $contents)) { |
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return $this->decoratedScoper->scope(...func_get_args()); |
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} |
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return $this->scopePhp($contents); |
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} |
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549 |
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public function scopePhp(string $php): string |
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{ |
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$statements = $this->parser->parse($php); |
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$oldTokens = $this->lexer->getTokens(); |
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553 |
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$scopedStatements = $this->traverserFactory |
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->create($this) |
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->traverse($statements); |
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return $this->printer->print( |
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$scopedStatements, |
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1 |
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$scopedStatements, |
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$oldTokens, |
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); |
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} |
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1 |
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private static function isPhpFile(string $filePath, string $contents): bool |
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{ |
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if (1 === native_preg_match(self::FILE_PATH_PATTERN, $filePath)) { |
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return true; |
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} |
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if (1 === native_preg_match(self::NOT_FILE_BINARY, basename($filePath))) { |
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return false; |
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} |
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if (1 === native_preg_match(self::PHP_TAG, ltrim($contents))) { |
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return true; |
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} |
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return 1 === native_preg_match(self::PHP_BINARY, $contents); |
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} |
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} |
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humbug /
php-scoper
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