Doc update

2 files changed, 5 insertions, 1 deletions

diff --git a/Doxyfile b/Doxyfile
index 6b2cfca..b7aa97f 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -568,7 +568,7 @@ WARN_LOGFILE           =
 # directories like "/usr/src/myproject". Separate the files or directories
 # with spaces.
 
-INPUT                  = . classes
+INPUT                  = . classes classes/iterators
 
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding, which is
diff --git a/classes/iterators/IsisNormalSubfieldFilterIterator.php b/classes/iterators/IsisNormalSubfieldFilterIterator.php
index 98494a6..5a3f4ce 100644
--- a/classes/iterators/IsisNormalSubfieldFilterIterator.php
+++ b/classes/iterators/IsisNormalSubfieldFilterIterator.php
@@ -4,6 +4,10 @@
  * Isis normal subfield iterator. Filter out special subfields.
  */
 class IsisNormalSubfieldFilterIterator extends FilterIterator {
+
+  /**
+   * Filter out special subfields.
+   */
   public function accept()
   {
     $field    = $this->getInnerIterator()->field;