807dd273fd
the reminder not showing content on the card at dashboard view and the quizes are hardcoded must move to the db make api's for it
92 lines
1.6 KiB
JavaScript
92 lines
1.6 KiB
JavaScript
var streamify = require('./streamify.js')
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, defer = require('./defer.js')
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;
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// API
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module.exports = ReadableAsyncKit;
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/**
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* Base constructor for all streams
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* used to hold properties/methods
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*/
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function ReadableAsyncKit()
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{
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ReadableAsyncKit.super_.apply(this, arguments);
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// list of active jobs
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this.jobs = {};
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// add stream methods
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this.destroy = destroy;
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this._start = _start;
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this._read = _read;
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}
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/**
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* Destroys readable stream,
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* by aborting outstanding jobs
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*
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* @returns {void}
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*/
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function destroy()
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{
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if (this.destroyed)
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{
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return;
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}
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this.destroyed = true;
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if (typeof this.terminator == 'function')
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{
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this.terminator();
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}
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}
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/**
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* Starts provided jobs in async manner
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*
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* @private
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*/
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function _start()
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{
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// first argument – runner function
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var runner = arguments[0]
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// take away first argument
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, args = Array.prototype.slice.call(arguments, 1)
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// second argument - input data
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, input = args[0]
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// last argument - result callback
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, endCb = streamify.callback.call(this, args[args.length - 1])
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;
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args[args.length - 1] = endCb;
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// third argument - iterator
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args[1] = streamify.iterator.call(this, args[1]);
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// allow time for proper setup
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defer(function()
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{
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if (!this.destroyed)
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{
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this.terminator = runner.apply(null, args);
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}
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else
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{
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endCb(null, Array.isArray(input) ? [] : {});
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}
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}.bind(this));
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}
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/**
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* Implement _read to comply with Readable streams
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* Doesn't really make sense for flowing object mode
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*
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* @private
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*/
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function _read()
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{
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}
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