offshore

<!doctype html> <html lang="en"> <head> <title>Code coverage report for lib/offshore/query/transaction.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">lib/offshore/query/</a> transaction.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 87.32% Statements 62/71 </div> <div class='fl pad1y space-right2'> 57.58% Branches 19/33 </div> <div class='fl pad1y space-right2'> 100% Functions 18/18 </div> <div class='fl pad1y space-right2'> 87.32% Lines 62/71 </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</td><td class="line-coverage quiet">2× 2×   2× 2× 2× 2× 2× 2× 2×       2× 2×       2× 2×     2× 2×         2×     2× 2× 2× 2× 2×     2× 2× 2×     2×     2× 2× 2× 2× 2×     2× 2× 1×   1×       2×     2× 2× 2× 2× 2×     2× 1× 1×     1×     1×   1× 1×   1× 1× 1×           2× 1× 1×     1×     1× 1× 1×   1× 1× 1×           2× 2×    </td><td class="text"><pre class="prettyprint lang-js">var _ = require('lodash'); var async = require('async');   module.exports = function(models, cb) { var self = this; var transactionCnx = {}; models = _.isArray(models) ? models : [models]; var errs = []; models.forEach(function(model) { Iif(!_.isObject(model) || !_.isObject(model.adapter) || !model.adapter.connection) { return errs.push('Invalid model : ' + model); }   var cnx = model.adapter.connection; Iif(!model.offshore.connections[cnx]._adapter.registerTransaction) { return errs.push(new Error('Adapter ' + model.offshore.connections[cnx]._adapter.identity + ' has no transactable interface')); }   Eif(!transactionCnx[cnx]) { transactionCnx[cnx] = {collections: [], adapter: model.offshore.connections[cnx]._adapter, context: model.offshore}; }   Eif(transactionCnx[cnx].collections.indexOf(model.identity) < 0) { transactionCnx[cnx].collections.push(model.identity); }   });   Iif(errs.length) { return cb(errs[0]); } var transactionDeferred = new TransactionDeferred(transactionCnx); var transactionDictionary = {}; async.eachSeries(_.keys(transactionCnx), function(cnx, cb) { transactionCnx[cnx].adapter.registerTransaction(cnx, transactionCnx[cnx].collections, function(err, id) { Iif(err) { return cb(err); } transactionDictionary[cnx] = id; transactionCnx[cnx].id = id; cb(); }); }, function(err) { Iif(err) { return transactionDeferred.rollback(err); } var transaction = {}; _.keys(transactionCnx).forEach(function(cnx) { var connection = transactionCnx[cnx]; connection.collections.forEach(function(col) { transaction[col] = connection.context.collections[col]._loadQuery({transaction: transactionDictionary}); }); }); cb(transaction, function(err, result) { if(err) { return transactionDeferred.rollback(err); } transactionDeferred.commit(result);   }); }); return transactionDeferred; };   var TransactionDeferred = function(connections) { this._connections = connections; this._commit = null; this._rollback = null; this._execCallback = null; };   TransactionDeferred.prototype.commit = function(result) { var self = this; Iif(self._rollback) { throw new Error('Cannot commit when transaction has been rollbacked'); } Iif(self._commit) { throw new Error('Transaction already commited'); } this._commit = result;   async.eachSeries(_.keys(self._connections), function(cnx, next) { self._connections[cnx].adapter.commit(self._connections[cnx].id, _.keys(self._connections[cnx].collections), next); }, function() { Eif(self._execCallback) { setImmediate(function() { self._execCallback(null, self._commit); }); } }); };   TransactionDeferred.prototype.rollback = function(err) { var self = this; Iif(self._commit) { throw new Error('Cannot rollback when transaction has been commited'); } Iif(self._rollback) { throw new Error('Transaction already rollbacked'); } this._rollback = err; async.eachSeries(_.keys(self._connections), function(cnx, next) { self._connections[cnx].adapter.rollback(self._connections[cnx].id, _.keys(self._connections[cnx].collections), next); }, function() { Eif(self._execCallback) { setImmediate(function() { self._execCallback(self._rollback); }); } }); };   TransactionDeferred.prototype.exec = function(cb) { this._execCallback = cb; };  </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="http://istanbul-js.org/" target="_blank">istanbul</a> at Tue Apr 17 2018 10:49:40 GMT+0200 (CEST) </div> </div> <script src="../../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../../sorter.js"></script> </body> </html>