Minor docblock updates.

src/retry.php

@@ -2,22 +2,18 @@
 namespace ScriptFUSION\Retry;
 
 /**
- * Tries the specified operation up to the specified number of times. If
- * specified, the error handler will be called immediately before retrying the
- * operation.
+ * Tries the specified operation up to the specified number of times. If specified, the exception handler will be
+ * called immediately before retrying the operation.
  *
  * @param int $tries Number of times.
  * @param callable $operation Operation.
- * @param callable $onError Optional. Error handler.
+ * @param callable $onError Optional. Exception handler.
  *
- * @return mixed Result of running the operation if tries is greater than zero,
- *     otherwise null.
+ * @return mixed Result of running the operation if tries is greater than zero, otherwise null.
  */
 function retry($tries, callable $operation, callable $onError = null)
 {
-    $tries |= 0;
-
-    if ($tries <= $attempts = 0) {
+    if (($tries |= 0) <= $attempts = 0) {
         return;
     }