# File lib/logging/appenders/io.rb, line 30 def initialize( name, io, opts = {} ) unless io.respond_to? :syswrite raise TypeError, "expecting an IO object but got '#{io.class.name}'" end @io = io @io.sync = true if io.respond_to? :sync= # syswrite complains if the IO stream is buffered @io.flush rescue nil # syswrite also complains if in unbuffered mode and buffer isn't empty @close_method = :close super(name, opts) configure_buffering(opts) end