Added reference check for FileSet::getIterator()

[siad007]

No description provided.

[codecov]

Codecov Report

Merging #1104 into master will increase coverage by <.01%.
The diff coverage is 50%.

@@             Coverage Diff             @@
##             master   #1104      +/-   ##
===========================================
+ Coverage      46.8%   46.8%   +<.01%     
- Complexity    10024   10025       +1     
===========================================
  Files           506     506              
  Lines         24532   24534       +2     
===========================================
+ Hits          11482   11483       +1     
- Misses        13050   13051       +1

Impacted Files	Coverage Δ	Complexity Δ
classes/phing/types/AbstractFileSet.php	71.42% <50%> (-0.23%)	90 <0> (+1)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 12e042f...5f501d4. Read the comment docs.