Passed
Push — master ( 359688...c508dd )
by Théo
02:20
created

PhpScoper::scopePhp()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 12

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 6
CRAP Score 1

Importance

Changes 0
Metric Value
cc 1
nc 1
nop 3
dl 0
loc 12
rs 9.8666
c 0
b 0
f 0
ccs 6
cts 6
cp 1
crap 1
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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\TraverserFactory;
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use Humbug\PhpScoper\Scoper;
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use Humbug\PhpScoper\Whitelist;
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use PhpParser\Error as PhpParserError;
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use PhpParser\Parser;
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use PhpParser\PrettyPrinter\Standard;
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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;
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    private $decoratedScoper;
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    private $traverserFactory;
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    public function __construct(Parser $parser, Scoper $decoratedScoper, TraverserFactory $traverserFactory)
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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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    }
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    /**
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     * Scopes PHP files.
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     *
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     * {@inheritdoc}
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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 $prefix, array $patchers, Whitelist $whitelist): string
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    {
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        if (false === $this->isPhpFile($filePath, $contents)) {
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            return $this->decoratedScoper->scope($filePath, $contents, $prefix, $patchers, $whitelist);
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        }
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        return $this->scopePhp($contents, $prefix, $whitelist);
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    }
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    public function scopePhp(string $php, string $prefix, Whitelist $whitelist): string
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    {
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        $statements = $this->parser->parse($php);
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        $traverser = $this->traverserFactory->create($this, $prefix, $whitelist);
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        $statements = $traverser->traverse($statements);
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        $prettyPrinter = new Standard();
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        return $prettyPrinter->prettyPrintFile($statements)."\n";
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    }
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    private function isPhpFile(string $filePath, string $contents): bool
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    {
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        if (1 === preg_match(self::FILE_PATH_PATTERN, $filePath)) {
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            return true;
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        }
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        if (1 === preg_match(self::NOT_FILE_BINARY, basename($filePath))) {
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            return false;
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        }
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        if (1 === preg_match(self::PHP_TAG, ltrim($contents))) {
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            return true;
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        }
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        return 1 === preg_match(self::PHP_BINARY, $contents);
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    }
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}
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