more examples for converting a file descriptor into a handle

mojolicious · Feb 15, 2015 · 230bebd · 230bebd
1 parent e24f589
commit 230bebd
Show file tree

Hide file tree

Showing 3 changed files with 8 additions and 4 deletions.
diff --git a/lib/Mojo/IOLoop.pm b/lib/Mojo/IOLoop.pm
@@ -613,11 +613,11 @@ loop object from everywhere inside the process.
   my $id = Mojo::IOLoop->timer(3 => sub { say 'Timeout!' });
   Mojo::IOLoop->singleton->reactor->again($id);
 
-  # Watch if file descriptor becomes readable
+  # Turn file descriptor into handle and watch if it becomes readable
   my $handle = IO::Handle->new_from_fd($fd, 'r');
   Mojo::IOLoop->singleton->reactor->io($handle => sub {
     my ($reactor, $writable) = @_;
-    say $writable ? 'Descriptor is writable' : 'Descriptor is readable';
+    say $writable ? 'Handle is writable' : 'Handle is readable';
   })->watch($handle, 1, 0);
 
 =head2 start

diff --git a/lib/Mojo/Reactor/EV.pm b/lib/Mojo/Reactor/EV.pm
@@ -80,8 +80,10 @@ Mojo::Reactor::EV - Low-level event reactor with libev support
 
   use Mojo::Reactor::EV;
 
-  # Watch if handle becomes readable or writable
+  # Turn file descriptor into handle and watch if it becomes readable or
+  # writable
   my $reactor = Mojo::Reactor::EV->new;
+  my $handle  = IO::Handle->new_from_fd($fd, 'r');
   $reactor->io($handle => sub {
     my ($reactor, $writable) = @_;
     say $writable ? 'Handle is writable' : 'Handle is readable';

diff --git a/lib/Mojo/Reactor/Poll.pm b/lib/Mojo/Reactor/Poll.pm
@@ -141,8 +141,10 @@ Mojo::Reactor::Poll - Low-level event reactor with poll support
 
   use Mojo::Reactor::Poll;
 
-  # Watch if handle becomes readable or writable
+  # Turn file descriptor into handle and watch if it becomes readable or
+  # writable
   my $reactor = Mojo::Reactor::Poll->new;
+  my $handle  = IO::Handle->new_from_fd($fd, 'r');
   $reactor->io($handle => sub {
     my ($reactor, $writable) = @_;
     say $writable ? 'Handle is writable' : 'Handle is readable';