Benjamin, You can probably benefit from the "once" module.
callback = once(callback) // then just call it whenever you like, only the first call will matter. On Mon, May 6, 2013 at 5:54 AM, Benjamin Pasero <[email protected]> wrote: > For completness of this thread, here is the code that I am now using with > node 0.8.x: > > var callbackHandled = false; > > var readStream = fs.createReadStream(source); > var writeStream = fs.createWriteStream(target); > > var onError = function(error) { > if (!callbackHandled) { > callbackHandled = true; > callback(error); > } > }; > > readStream.on('error', onError); > writeStream.on('error', onError); > > readStream.on('end', function() { > writeStream.end(function() { > if (!callbackHandled) { > callbackHandled = true; > callback(null); > } > }); > }); > > readStream.pipe(writeStream, {end: false}); > > -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "nodejs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en --- You received this message because you are subscribed to the Google Groups "nodejs" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
