Fix minor phpdoc mismatches with the code(detected by phan)

Author: TysonAndre

Lexer.php

@@ -42,7 +42,7 @@ public function tokenize($expression)
                 continue;
             }
 
-            if (preg_match('/[0-9]+(?:\.[0-9]+)?/A', $expression, $match, null, $cursor)) {
+            if (preg_match('/[0-9]+(?:\.[0-9]+)?/A', $expression, $match, 0, $cursor)) {
                 // numbers
                 $number = (float) $match[0];  // floats
                 if (preg_match('/^[0-9]+$/', $match[0]) && $number <= PHP_INT_MAX) {
@@ -69,19 +69,19 @@ public function tokenize($expression)
 
                 $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
                 ++$cursor;
-            } elseif (preg_match('/"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\'/As', $expression, $match, null, $cursor)) {
+            } elseif (preg_match('/"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\'/As', $expression, $match, 0, $cursor)) {
                 // strings
                 $tokens[] = new Token(Token::STRING_TYPE, stripcslashes(substr($match[0], 1, -1)), $cursor + 1);
                 $cursor += strlen($match[0]);
-            } elseif (preg_match('/not in(?=[\s(])|\!\=\=|not(?=[\s(])|and(?=[\s(])|\=\=\=|\>\=|or(?=[\s(])|\<\=|\*\*|\.\.|in(?=[\s(])|&&|\|\||matches|\=\=|\!\=|\*|~|%|\/|\>|\||\!|\^|&|\+|\<|\-/A', $expression, $match, null, $cursor)) {
+            } elseif (preg_match('/not in(?=[\s(])|\!\=\=|not(?=[\s(])|and(?=[\s(])|\=\=\=|\>\=|or(?=[\s(])|\<\=|\*\*|\.\.|in(?=[\s(])|&&|\|\||matches|\=\=|\!\=|\*|~|%|\/|\>|\||\!|\^|&|\+|\<|\-/A', $expression, $match, 0, $cursor)) {
                 // operators
                 $tokens[] = new Token(Token::OPERATOR_TYPE, $match[0], $cursor + 1);
                 $cursor += strlen($match[0]);
             } elseif (false !== strpos('.,?:', $expression[$cursor])) {
                 // punctuation
                 $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
                 ++$cursor;
-            } elseif (preg_match('/[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*/A', $expression, $match, null, $cursor)) {
+            } elseif (preg_match('/[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*/A', $expression, $match, 0, $cursor)) {
                 // names
                 $tokens[] = new Token(Token::NAME_TYPE, $match[0], $cursor + 1);
                 $cursor += strlen($match[0]);

Token.php

@@ -32,7 +32,7 @@ class Token
     /**
      * Constructor.
      *
-     * @param int    $type   The type of the token
+     * @param string $type   The type of the token (self::*_TYPE)
      * @param string $value  The token value
      * @param int    $cursor The cursor position in the source
      */