Merge 9f6a79a into 6ff0f94

src/Document/Query.php

@@ -86,19 +86,23 @@ public static function cssToXpath($path)
             return implode('|', $expressions);
         }
 
+        do {
+            $placeholder = '{' . uniqid(mt_rand(), true) . '}';
+        } while (strpos($path, $placeholder) !== false);
+
         // Arbitrary attribute value contains whitespace
         $path = preg_replace_callback(
             '/\[\S+["\'](.+)["\']\]/',
-            function ($matches) {
-                return str_replace($matches[1], preg_replace('/\s+/', '\s', $matches[1]), $matches[0]);
+            function ($matches) use ($placeholder) {
+                return str_replace($matches[1], preg_replace('/\s+/', $placeholder, $matches[1]), $matches[0]);
             },
             $path
         );
 
         $paths    = ['//'];
         $path     = preg_replace('|\s+>\s+|', '>', $path);
         $segments = preg_split('/\s+/', $path);
-        $segments = str_replace('\s', ' ', $segments);
+        $segments = str_replace($placeholder, ' ', $segments);
 
         foreach ($segments as $key => $segment) {
             $pathSegment = static::_tokenize($segment);

test/Document/QueryTest.php

@@ -172,4 +172,10 @@ public function testCanTransformWithAttributeAndDot()
         $test = Query::cssToXpath('a[@href="http://example.com"]');
         $this->assertEquals("//a[@href='http://example.com']", $test);
     }
+
+    public function testAttributeValueWithBackslash()
+    {
+        $test = Query::cssToXpath('select[name="\stop  \start"]');
+        $this->assertEquals("//select[@name='\stop \start']", $test);
+    }
 }