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-rw-r--r--lib/dtas/writable_iter.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/dtas/writable_iter.rb b/lib/dtas/writable_iter.rb
index 7f4d00a..9ddcb30 100644
--- a/lib/dtas/writable_iter.rb
+++ b/lib/dtas/writable_iter.rb
@@ -2,6 +2,7 @@
 # License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
 require_relative '../dtas'
 
+# used to manage writable state for -player pipes
 module DTAS::WritableIter # :nodoc:
   attr_accessor :on_writable
   # we may use the ready_write flag to avoid an extra IO.select