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Fleshed out comments.

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1 parent f4464ca commit 12689cd6a347577b6d4eee8addf8010f42e36809 @tedivm tedivm committed Feb 26, 2013
Showing with 2 additions and 1 deletion.
  1. +2 −1 src/Stash/Driver/FileSystem.php
@@ -136,7 +136,8 @@ static protected function getDataFromFile($path)
// If the item does not exist we should return false. However, it's
// possible that the item exists as null, so we have to make sure that
// it's both unset and not null. The downside to this is that the
- // is_null function will issue a warning on an item that
+ // is_null function will issue a warning on an item that isn't set.
+ // So we're stuck testing and surpressing the warning.
// Item exists
// isset + is_null = true + false = true

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