Renames AddressListParser to ListParser

The purpose of the class is to parse a string into a list of values,
splitting on a set of delimiters.

Author: weierophinney

src/Header/AbstractAddressList.php

@@ -58,7 +58,7 @@ public static function fromString($headerLine)
         // split value on ","
         $fieldValue = str_replace(Headers::FOLDING, ' ', $fieldValue);
         $fieldValue = preg_replace('/[^:]+:([^;]*);/', '$1,', $fieldValue);
-        $values = AddressListParser::parse($fieldValue);
+        $values = ListParser::parse($fieldValue);
 
         $wasEncoded = false;
         $addresses = array_map(

src/Header/ContentType.php

@@ -46,7 +46,7 @@ public static function fromString($headerLine)
         $header->setType($parts[0]);
 
         if (isset($parts[1])) {
-            $values = AddressListParser::parse(trim($parts[1]), [';', '=']);
+            $values = ListParser::parse(trim($parts[1]), [';', '=']);
             $length = count($values);
 
             for ($i = 0; $i < $length; $i += 2) {

src/Header/AddressListParser.php renamed to src/Header/ListParser.php

@@ -9,15 +9,17 @@
 
 use function in_array;
 
-class AddressListParser
+class ListParser
 {
     const CHAR_QUOTES = ['\'', '"'];
     const CHAR_DELIMS = [',', ';'];
     const CHAR_ESCAPE = '\\';
 
     /**
      * @param string $value
-     * @param array $delims
+     * @param array $delims Delimiters allowed between values; parser will
+     *     split on these, as long as they are not within quotes. Defaults
+     *     to ListParser::CHAR_DELIMS.
      * @return array
      */
     public static function parse($value, array $delims = self::CHAR_DELIMS)