feathers-offline-realtime

<!doctype html> <html lang="en"> <head> <title>Code coverage report for src/commons/base-engine.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">All files</a> / <a href="index.html">src/commons</a> base-engine.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 98.81% Statements 83/84 </div> <div class='fl pad1y space-right2'> 82.22% Branches 37/45 </div> <div class='fl pad1y space-right2'> 85.71% Functions 6/7 </div> <div class='fl pad1y space-right2'> 100% Lines 79/79 </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153</td><td class="line-coverage quiet">  1x   1x 1x     144x 72x   72x 72x 72x 72x 72x   288x       72x             72x 72x 72x 72x   72x             65x   65x 65x   65x 61x     65x 65x       65x 65x 65x   65x 65x 65x 65x   65x 65x 65x       77x   77x 12x 12x   12x 12x 12x 12x   12x 12x 12x         77x 77x   77x 77x 77x   257x   77x 45x     77x 18x 12x 6x   4x     18x     59x 12x     47x   47x 47x     47x     67x 67x   67x 67x         1x   1x 1x     1x 1x     154x 77x 257x 45x       32x      </td><td class="text"><pre class="prettyprint lang-js">  import EventEmitter from 'component-emitter';   import makeDebug from 'debug'; const debug = makeDebug('base-engine');   export default class BaseEngine { constructor (service, options = {}) { debug('constructor entered');   this._service = service; this._publication = options.publication; this._subscriber = options.subscriber || (() => {}); this._sorter = options.sort; this._eventEmitter = new EventEmitter();   this._listener = eventName => remoteRecord => this._mutateStore( eventName, remoteRecord, 0 );   this._eventListeners = { created: this._listener('created'), updated: this._listener('updated'), patched: this._listener('patched'), removed: this._listener('removed') };   this.useUuid = options.uuid; this.emit = this._eventEmitter.emit; this.on = this._eventEmitter.on; this.listening = false;   this.store = { last: { eventName: '', action: '', record: {} }, records: [] }; }   snapshot (records) { debug('snapshot entered');   this.store.last = { action: 'snapshot' }; this.store.records = records;   if (this._sorter) { records.sort(this._sorter); }   this.emit('events', this.store.records, this.store.last); this._subscriber(this.store.records, this.store.last); }   addListeners () { debug('addListeners entered'); const service = this._service; const eventListeners = this._eventListeners;   service.on('created', eventListeners.created); service.on('updated', eventListeners.updated); service.on('patched', eventListeners.patched); service.on('removed', eventListeners.removed);   this.listening = true; this.emit('events', this.store.records, { action: 'add-listeners' }); this._subscriber(this.store.records, { action: 'add-listeners' }); }   removeListeners () { debug('removeListeners entered');   if (this.listening) { const service = this._service; const eventListeners = this._eventListeners;   service.removeListener('created', eventListeners.created); service.removeListener('updated', eventListeners.updated); service.removeListener('patched', eventListeners.patched); service.removeListener('removed', eventListeners.removed);   this.listening = false; this.emit('events', this.store.records, { action: 'remove-listeners' }); this._subscriber(this.store.records, { action: 'remove-listeners' }); } }   _mutateStore (eventName, remoteRecord, source) { debug(`_mutateStore started: ${eventName}`); const that = this;   const idName = this._useUuid ? 'uuid' : ('id' in remoteRecord ? 'id' : '_id'); const store = this.store; const records = store.records;   const index = this._findIndex(records, record => record[idName] === remoteRecord[idName]);   if (index >= 0) { records.splice(index, 1); }   if (eventName === 'removed') { if (index >= 0) { broadcast('remove'); } else if (source === 0 && (!this._publication || this._publication(remoteRecord))) { // Emit service event if it corresponds to a previous optimistic remove broadcast('remove'); }   return; // index >= 0 ? broadcast('remove') : undefined; }   if (this._publication && !this._publication(remoteRecord)) { return index >= 0 ? broadcast('left-pub') : undefined; }   records[records.length] = remoteRecord;   Eif (this._sorter) { records.sort(this._sorter); }   return broadcast('mutated');   function broadcast (action) { debug(`emitted ${index} ${eventName} ${action}`); store.last = { source, action, eventName, record: remoteRecord };   that.emit('events', records, store.last); that._subscriber(records, store.last); } }   changeSort (sort) { this._sorter = sort;   Eif (this._sorter) { this.store.records.sort(this._sorter); }   this.emit('events', this.store.records, { action: 'change-sort' }); this._subscriber(this.store.records, { action: 'change-sort' }); }   _findIndex (array, predicate = () => true, fromIndex = 0) { for (let i = fromIndex, len = array.length; i < len; i++) { if (predicate(array[i])) { return i; } }   return -1; } }  </pre></td></tr> </table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Sun Jul 09 2017 16:17:53 GMT-0400 (EDT) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> </body> </html>