Merge branch 'master' into fix-ruby-backend

lib/nio/monitor.rb

@@ -16,8 +16,10 @@ def initialize(io, interests, selector)
         fail TypeError, "can't convert #{io.class} into IO" unless io.is_a? IO
       end
 
-      @io, @interests, @selector = io, interests, selector
-      @closed = false
+      @io        = io
+      @interests = interests
+      @selector  = selector
+      @closed    = false
     end
 
     # Is the IO object readable?

lib/nio/selector.rb

@@ -49,7 +49,8 @@ def registered?(io)
     # Select which monitors are ready
     def select(timeout = nil)
       @lock.synchronize do
-        readers, writers = [@wakeup], []
+        readers = [@wakeup]
+        writers = []
 
         @selectables.each do |io, monitor|
           readers << io if monitor.interests == :r || monitor.interests == :rw

spec/nio/monitor_spec.rb

@@ -30,7 +30,8 @@
 
   it "knows what operations IO objects are ready for" do
     # For whatever odd reason this breaks unless we eagerly evaluate subject
-    reader_monitor, writer_monitor = subject, peer
+    reader_monitor = subject
+    writer_monitor = peer
 
     selected = selector.select(0)
     expect(selected).not_to include(reader_monitor)

spec/nio/selector_spec.rb

@@ -117,7 +117,7 @@
   context "select" do
     it "selects IO objects" do
       writer << "ohai"
-      unready, _ = IO.pipe
+      unready = IO.pipe.first
 
       reader_monitor  = subject.register(reader, :r)
       unready_monitor = subject.register(unready, :r)
@@ -147,7 +147,7 @@
       readable2, writer = IO.pipe
       writer << "ohai"
 
-      unreadable, _ = IO.pipe
+      unreadable = IO.pipe.first
 
       monitor1 = subject.register(readable1, :r)
       monitor2 = subject.register(readable2, :r)