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var EventEmitter = require('events').EventEmitter
, inherits = require('util').inherits;
var Base = function Base() {
EventEmitter.call(this);
}
/**
* @ignore
*/
inherits(Base, EventEmitter);
/**
* Fire all the errors
* @ignore
*/
Base.prototype.__executeAllCallbacksWithError = function(err) {
// Locate all the possible callbacks that need to return
for(var i = 0; i < this.dbInstances.length; i++) {
// Fetch the db Instance
var dbInstance = this.dbInstances[i];
// Check all callbacks
var keys = Object.keys(dbInstance._callBackStore._notReplied);
// For each key check if it's a callback that needs to be returned
for(var j = 0; j < keys.length; j++) {
var info = dbInstance._callBackStore._notReplied[keys[j]];
// Check if we have a chained command (findAndModify)
if(info && info['chained'] && Array.isArray(info['chained']) && info['chained'].length > 0) {
var chained = info['chained'];
// Only callback once and the last one is the right one
var finalCallback = chained.pop();
// Emit only the last event
dbInstance._callBackStore.emit(finalCallback, err, null);
// Put back the final callback to ensure we don't call all commands in the chain
chained.push(finalCallback);
// Remove all chained callbacks
for(var i = 0; i < chained.length; i++) {
delete dbInstance._callBackStore._notReplied[chained[i]];
}
} else {
dbInstance._callBackStore.emit(keys[j], err, null);
}
}
}
}
exports.Base = Base;
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I currently hold the following qualifications (amongst others, I also studied Music Technology and Electronics, for my sins)
- MSc (Passed with distinctions), in Information Technology for E-Commerce
- BSc Hons (1st class) in Computer Science & Artificial Intelligence
Both of these at Sussex University UK.
Award(s)
I am lucky enough to have won a few awards for Zany Crazy code articles over the years
- Microsoft C# MVP 2016
- Codeproject MVP 2016
- Microsoft C# MVP 2015
- Codeproject MVP 2015
- Microsoft C# MVP 2014
- Codeproject MVP 2014
- Microsoft C# MVP 2013
- Codeproject MVP 2013
- Microsoft C# MVP 2012
- Codeproject MVP 2012
- Microsoft C# MVP 2011
- Codeproject MVP 2011
- Microsoft C# MVP 2010
- Codeproject MVP 2010
- Microsoft C# MVP 2009
- Codeproject MVP 2009
- Microsoft C# MVP 2008
- Codeproject MVP 2008
- And numerous codeproject awards which you can see over at my blog