Add isEmpty to Sequence.

Thanks, Michel and Thorbjørn!
2015-06-30 06:52:29 -07:00
parent ed6d7c5084
commit 4a15653c66
4 changed files with 21 additions and 0 deletions
@@ -52,6 +52,8 @@ class Sequence {
    }
  }

+  isEmpty { iterate(null) ? false : true }
+
  map(transformation) { new MapSequence(this, transformation) }

  where(predicate) { new WhereSequence(this, predicate) }