styling/formatting

src/Dom/Selector/XPathSelector.php

@@ -36,44 +36,47 @@ public function expressionFindOne(int $position): string
 
     /**
      * Quotes a string for use in an XPath expression.
-     * 
+     *
      * Example: new XPathSelector("//span[contains(text()," . XPathSelector::quote($string) . ")]")
-     * 
+     *
      * @author  Robert Rossney ( https://stackoverflow.com/users/19403/robert-rossney )
+     *
      * @param string $value
+     *
      * @return string
      */
     public static function quote(string $value): string
     {
-        if (false === strpos($value, '"')) {
-            return '"' . $value . '"';
+        if (false === \strpos($value, '"')) {
+            return '"'.$value.'"';
         }
-        if (false === strpos($value, '\'')) {
-            return '\'' . $value . '\'';
+        if (false === \strpos($value, '\'')) {
+            return '\''.$value.'\'';
         }
         // if the value contains both single and double quotes, construct an
         // expression that concatenates all non-double-quote substrings with
         // the quotes, e.g.:
         //    concat("'foo'", '"', "bar")
         $sb = 'concat(';
-        $substrings = explode('"', $value);
-        for ($i = 0; $i < count($substrings); ++$i) {
+        $substrings = \explode('"', $value);
+        for ($i = 0; $i < \count($substrings); ++$i) {
             $needComma = ($i > 0);
-            if ($substrings[$i] !== '') {
+            if ('' !== $substrings[$i]) {
                 if ($i > 0) {
                     $sb .= ', ';
                 }
-                $sb .= '"' . $substrings[$i] . '"';
+                $sb .= '"'.$substrings[$i].'"';
                 $needComma = true;
             }
-            if ($i < (count($substrings) - 1)) {
+            if ($i < (\count($substrings) - 1)) {
                 if ($needComma) {
                     $sb .= ', ';
                 }
                 $sb .= "'\"'";
             }
         }
         $sb .= ')';
+
         return $sb;
     }
 }