81 lines
2.1 KiB
PHP
81 lines
2.1 KiB
PHP
<?php
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/**
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* PHPCSExtra, a collection of sniffs and standards for use with PHP_CodeSniffer.
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*
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* @package PHPCSExtra
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* @copyright 2020 PHPCSExtra Contributors
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* @license https://opensource.org/licenses/LGPL-3.0 LGPL3
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* @link https://github.com/PHPCSStandards/PHPCSExtra
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*/
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namespace PHPCSExtra\Universal\Sniffs\Namespaces;
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use PHP_CodeSniffer\Files\File;
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use PHP_CodeSniffer\Sniffs\Sniff;
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use PHPCSUtils\Utils\Namespaces;
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/**
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* Disallow the use of namespace declarations using the curly brace syntax.
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*
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* @since 1.0.0
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*/
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final class DisallowCurlyBraceSyntaxSniff implements Sniff
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{
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/**
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* Name of the metric.
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*
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* @since 1.0.0
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*
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* @var string
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*/
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const METRIC_NAME = 'Namespace declaration using curly brace syntax';
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/**
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* Returns an array of tokens this test wants to listen for.
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*
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* @since 1.0.0
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*
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* @return array<int|string>
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*/
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public function register()
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{
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return [\T_NAMESPACE];
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}
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/**
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* Processes this test, when one of its tokens is encountered.
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*
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* @since 1.0.0
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*
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* @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned.
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* @param int $stackPtr The position of the current token
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* in the stack passed in $tokens.
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*
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* @return void
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*/
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public function process(File $phpcsFile, $stackPtr)
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{
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if (Namespaces::isDeclaration($phpcsFile, $stackPtr) === false) {
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// Namespace operator, not a declaration; or live coding/parse error.
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return;
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}
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$tokens = $phpcsFile->getTokens();
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if (isset($tokens[$stackPtr]['scope_condition']) === false
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|| $tokens[$stackPtr]['scope_condition'] !== $stackPtr
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) {
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$phpcsFile->recordMetric($stackPtr, self::METRIC_NAME, 'no');
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return;
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}
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$phpcsFile->recordMetric($stackPtr, self::METRIC_NAME, 'yes');
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$phpcsFile->addError(
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'Namespace declarations using the curly brace syntax are not allowed.',
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$stackPtr,
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'Forbidden'
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);
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}
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}
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