Passed
Pull Request — master (#558)
by Théo
02:10
created

JsonFileScoper::decodeContents()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 12
Code Lines 7

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 3
CRAP Score 2

Importance

Changes 0
Metric Value
cc 2
eloc 7
c 0
b 0
f 0
nc 2
nop 1
dl 0
loc 12
ccs 3
cts 3
cp 1
crap 2
rs 10
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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\Composer;
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use Humbug\PhpScoper\Scoper;
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use Humbug\PhpScoper\Whitelist;
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use InvalidArgumentException;
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use LogicException;
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use stdClass;
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use function gettype;
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use function preg_match as native_preg_match;
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use function Safe\json_decode;
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use function Safe\json_encode;
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use function Safe\sprintf;
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use const JSON_PRETTY_PRINT;
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use const JSON_THROW_ON_ERROR;
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final class JsonFileScoper implements Scoper
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{
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    private Scoper $decoratedScoper;
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    public function __construct(Scoper $decoratedScoper)
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    {
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        $this->decoratedScoper = $decoratedScoper;
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    }
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    /**
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     * Scopes PHP and JSON files related to Composer.
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     */
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    public function scope(string $filePath, string $contents, string $prefix, array $patchers, Whitelist $whitelist): string
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    {
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        if (1 !== native_preg_match('/composer\.json$/', $filePath)) {
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            return $this->decoratedScoper->scope($filePath, $contents, $prefix, $patchers, $whitelist);
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        }
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        $decodedJson = self::decodeContents($contents);
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        $decodedJson = AutoloadPrefixer::prefixPackageAutoloadStatements($decodedJson, $prefix, $whitelist);
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        return json_encode(
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            $decodedJson,
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            JSON_PRETTY_PRINT
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        );
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    }
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    private static function decodeContents(string $contents): stdClass
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    {
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        $decodedJson = json_decode($contents, false, 512,  JSON_THROW_ON_ERROR);
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        if ($decodedJson instanceof stdClass) {
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            return $decodedJson;
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        }
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        throw new InvalidArgumentException(
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            sprintf(
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                'Expected the decoded JSON to be an stdClass instance, got "%s" instead',
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                gettype($decodedJson),
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            )
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        );
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    }
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}
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