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✎ Editing: DisallowNumericLiteralSeparatorSniff.php ← Back

<?php declare(strict_types = 1);

namespace SlevomatCodingStandard\Sniffs\Numbers;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Sniffs\Sniff;
use SlevomatCodingStandard\Helpers\FixerHelper;
use function str_replace;
use function strpos;
use const T_DNUMBER;
use const T_LNUMBER;

class DisallowNumericLiteralSeparatorSniff implements Sniff
{

public const CODE_DISALLOWED_NUMERIC_LITERAL_SEPARATOR = 'DisallowedNumericLiteralSeparator';

/**
	 * @return array<int, (int|string)>
	 */
	public function register(): array
	{
		return [
			T_LNUMBER,
			T_DNUMBER,
		];
	}

/**
	 * @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
	 * @param int $numberPointer
	 */
	public function process(File $phpcsFile, $numberPointer): void
	{
		$tokens = $phpcsFile->getTokens();

if (strpos($tokens[$numberPointer]['content'], '_') === false) {
			return;
		}

$fix = $phpcsFile->addFixableError(
			'Use of numeric literal separator is disallowed.',
			$numberPointer,
			self::CODE_DISALLOWED_NUMERIC_LITERAL_SEPARATOR,
		);

if (!$fix) {
			return;
		}

$phpcsFile->fixer->beginChangeset();
		FixerHelper::replace(
			$phpcsFile,
			$numberPointer,
			str_replace('_', '', $tokens[$numberPointer]['content']),
		);
		$phpcsFile->fixer->endChangeset();
	}

}

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