release: v3.1.0 premium smart core engines and 14 new accessibility rules

src/Core/Baseline/FuzzyBaselineMatcher.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace YakNet\AccessibilityConsole\Core\Baseline;
+
+class FuzzyBaselineMatcher
+{
+    /**
+     * Determine if two HTML snippets are fuzzy matched.
+     *
+     * @param string $snippetA
+     * @param string $snippetB
+     * @return bool
+     */
+    public static function match(string $snippetA, string $snippetB): bool
+    {
+        $normA = self::normalize($snippetA);
+        $normB = self::normalize($snippetB);
+
+        if ($normA === '' || $normB === '') {
+            return false;
+        }
+
+        return $normA === $normB;
+    }
+
+    /**
+     * Normalize HTML snippet by stripping formatting, converting to lowercase,
+     * and sorting attributes.
+     *
+     * @param string $html
+     * @return string
+     */
+    public static function normalize(string $html): string
+    {
+        $html = trim($html);
+        if ($html === '') {
+            return '';
+        }
+
+        // Parse using simple regex to sort attributes and lowercase tag
+        if (preg_match('/^<([a-zA-Z0-9:-]+)(.*?)>$/s', $html, $matches)) {
+            $tag = strtolower($matches[1]);
+            $attrsContent = $matches[2];
+
+            // Parse attributes
+            preg_match_all('/([a-zA-Z0-9:-]+)=["\'](.*?)["\']/s', $attrsContent, $attrMatches, PREG_SET_ORDER);
+            
+            $attrs = [];
+            foreach ($attrMatches as $match) {
+                $attrs[strtolower($match[1])] = trim($match[2]);
+            }
+            ksort($attrs);
+
+            $attrStr = '';
+            foreach ($attrs as $name => $value) {
+                $attrStr .= sprintf(' %s="%s"', $name, $value);
+            }
+
+            return sprintf('<%s%s>', $tag, $attrStr);
+        }
+
+        // Fallback: Strip all whitespace and lowercase
+        $cleaned = preg_replace('/\s+/', '', $html) ?: '';
+        return strtolower($cleaned);
+    }
+}