From 3e09ac0c10c95bb24a08af62393b4f761e2743d0 Mon Sep 17 00:00:00 2001 From: Eric Wong Date: Sat, 24 Aug 2013 09:54:45 +0000 Subject: initial commit --- lib/dtas/writable_iter.rb | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 lib/dtas/writable_iter.rb (limited to 'lib/dtas/writable_iter.rb') diff --git a/lib/dtas/writable_iter.rb b/lib/dtas/writable_iter.rb new file mode 100644 index 0000000..aa02905 --- /dev/null +++ b/lib/dtas/writable_iter.rb @@ -0,0 +1,23 @@ +# -*- encoding: binary -*- +# :stopdoc: +# Copyright (C) 2013, Eric Wong +# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt) +require_relative '../dtas' + +module DTAS::WritableIter + attr_accessor :on_writable + + def writable_iter_init + @on_writable = nil + end + + # this is used to exchange our own writable status for the readable + # status of the DTAS::Buffer which triggered us. + def writable_iter + if owr = @on_writable + @on_writable = nil + owr.call # this triggers readability watching of DTAS::Buffer + end + :ignore + end +end -- cgit v1.2.3-24-ge0c7