57 lines
1.6 KiB
PHP
57 lines
1.6 KiB
PHP
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<?php
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/**
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* WordPress Coding Standard.
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*
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* @package WPCS\WordPressCodingStandards
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* @link https://github.com/WordPress/WordPress-Coding-Standards
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* @license https://opensource.org/licenses/MIT MIT
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*/
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namespace WordPressCS\WordPress\Sniffs\PHP;
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use WordPressCS\WordPress\Sniff;
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/**
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* Enforces Strict Comparison checks, based upon Squiz code.
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*
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* @package WPCS\WordPressCodingStandards
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*
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* @since 0.4.0
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* @since 0.13.0 Class name changed: this class is now namespaced.
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*
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* Last synced with base class ?[unknown date]? at commit ?[unknown commit]?.
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* It is currently unclear whether this sniff is actually based on Squiz code on whether the above
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* reference to it is a copy/paste oversight.
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* @link Possibly: https://github.com/squizlabs/PHP_CodeSniffer/blob/master/CodeSniffer/Standards/Squiz/Sniffs/Operators/ComparisonOperatorUsageSniff.php
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*/
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class StrictComparisonsSniff extends Sniff {
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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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* @return array
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*/
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public function register() {
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return array(
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\T_IS_EQUAL,
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\T_IS_NOT_EQUAL,
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);
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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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* @param int $stackPtr The position of the current token in the stack.
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*
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* @return void
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*/
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public function process_token( $stackPtr ) {
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if ( ! $this->has_whitelist_comment( 'loose comparison', $stackPtr ) ) {
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$error = 'Found: ' . $this->tokens[ $stackPtr ]['content'] . '. Use strict comparisons (=== or !==).';
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$this->phpcsFile->addWarning( $error, $stackPtr, 'LooseComparison' );
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}
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}
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}
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