"Normally you don't want go further when error is happened." In this case it is acceptable to continue processing as long as you capture the received errors. If there were a high amt of failures you "might" consider cancelling though.
On Mon, Feb 25, 2013 at 6:00 AM, Oleg Slobodskoi <[email protected]>wrote: > I wrote this to handle such stuff: > > https://github.com/kof/do > > > Possibly I have to add a complete callback for the case one want to when > it is finished and than get the array of errors. > > Normally you don't want go further when error is happened. > > > Am 25.02.2013 um 10:57 schrieb Glenn Block <[email protected]>: > > Hello all > > Let's assume you have an API that results in a batch of HTTP calls which > fire async and which are not sequential. A constraint of the API is that > any errors that occur during the calls need to get returned to the user. > > How have you customarily designed this? > > One idea was something like the following > > function send(message, callback) { > } > > where callback is function(error, results) { > } > > In this case error if not null is a JSON object with a collection of child > objects with the errors. > > An alternative idea I had was to have an additional completion callback > per item. > > so: > > function send(message, completionCallback, itemCallback) { > } > > This introduces a callback for each item that is processed. In this case > the completion callback has a single error if ANY errors occur while the > itemCallback has individual errors as they occur. > > This is useful for cases where you might want to stop further processing > if the number of errors is very high. > > Thoughts / Experiences? > Glenn > > > > > -- > -- > 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. > > > -- -- 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.
