lib/libevent: do not write on closed connections

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/libevent.nit b/lib/libevent.nit
index db3795d..7d98ac4 100644 (file)
--- a/lib/libevent.nit
+++ b/lib/libevent.nit
@@ -158,18 +158,29 @@ class Connection
        # Write a string to the connection
        redef fun write(str)
        do
+               if close_requested then return
                native_buffer_event.write(str.to_cstring, str.bytelen)
        end
 
-       redef fun write_byte(byte) do native_buffer_event.write_byte(byte)
+       redef fun write_byte(byte)
+       do
+               if close_requested then return
+               native_buffer_event.write_byte(byte)
+       end
 
-       redef fun write_bytes(bytes) do native_buffer_event.write(bytes.items, bytes.length)
+       redef fun write_bytes(bytes)
+       do
+               if close_requested then return
+               native_buffer_event.write(bytes.items, bytes.length)
+       end
 
        # Write a file to the connection
        #
        # If `not path.file_exists`, the method returns.
        fun write_file(path: String)
        do
+               if close_requested then return
+
                var file = new FileReader.open(path)
                if file.last_error != null then
                        var error = new IOError("Failed to open file at '{path}'")