MediaWiki 1.30.2

[autoinstalls/mediawiki.git] / vendor / wikimedia / css-sanitizer / src / Grammar / NoWhitespace.php

diff --git a/vendor/wikimedia/css-sanitizer/src/Grammar/NoWhitespace.php b/vendor/wikimedia/css-sanitizer/src/Grammar/NoWhitespace.php
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index 0000000..92f90c7
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+++ b/vendor/wikimedia/css-sanitizer/src/Grammar/NoWhitespace.php
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+<?php
+/**
+ * @file
+ * @license https://opensource.org/licenses/Apache-2.0 Apache-2.0
+ */
+
+namespace Wikimedia\CSS\Grammar;
+
+use Wikimedia\CSS\Objects\ComponentValueList;
+use Wikimedia\CSS\Objects\Token;
+
+/**
+ * Matcher that asserts there was no whitespace before the current position.
+ */
+class NoWhitespace extends Matcher {
+
+       protected function generateMatches( ComponentValueList $values, $start, array $options ) {
+               $cv = isset( $values[$start-1] ) ? $values[$start-1] : null;
+               if ( !$cv instanceof Token || $cv->type() !== Token::T_WHITESPACE ) {
+                       yield $this->makeMatch( $values, $start, $start );
+               }
+       }
+}