offshore

<!doctype html> <html lang="en"> <head> <title>Code coverage report for lib/offshore/query/integrator/_join.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/integrator/</a> _join.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 100% Statements 25/25 </div> <div class='fl pad1y space-right2'> 95.83% Branches 23/24 </div> <div class='fl pad1y space-right2'> 100% Functions 3/3 </div> <div class='fl pad1y space-right2'> 100% Lines 24/24 </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</td><td class="line-coverage quiet">      2× 2× 2×                                             2×       371× 371×         371×               371×     371×     371×     371×       371×     371×     361×       728×   2304×                   2304× 817× 817×   1487×         728× 77×     728×     361×      </td><td class="text"><pre class="prettyprint lang-js">/** * Module dependencies */ var validator = require('offshore-validator'); var _ = require('lodash'); var partialJoin = require('./_partialJoin');     /** * _join * * @api private * * Helper method- can perform and inner -OR- outer join. * * @option {String|Boolean} outer [whether to do an outer join, and if so the direction ("left"|"right")] * @option {Array} parent [rows from the "lefthand table"] * @option {Array} child [rows from the "righthand table"] * @option {String} parentKey [primary key of the "lefthand table"] * @option {String} childKey [foreign key from the "righthand table" to the "lefthand table"] * @option {String} childNamespace [string prepended to child attribute keys (default='.')] * * @return {Array} new joined row data * * @throws {Error} on invalid input * * @synchronous */ module.exports = function _join(options) {     // Usage var invalid = false; invalid = invalid || validator(options).to({ type: 'object' });   // Tolerate `right` and `left` usage _.defaults(options, { parent: options.left, child: options.right, parentKey: options.leftKey, childKey: options.rightKey, childNamespace: options.childNamespace || '.' });   invalid = invalid || validator(options.parent).to({ type: 'array' }); invalid = invalid || validator(options.child).to({ type: 'array' }); invalid = invalid || validator(options.parentKey).to({ type: 'string' }); invalid = invalid || validator(options.childKey).to({ type: 'string' });   invalid = invalid || (options.outer === 'right' ? new Error('Right joins not supported yet.') : false);   if (invalid) throw invalid;     var resultSet = _.reduce(options.parent, function eachParentRow(memo, parentRow) {   // For each childRow whose childKey matches // this parentRow's parentKey... var foundMatch = _.reduce(options.child, function eachChildRow(hasFoundMatchYet, childRow) {   var newRow = partialJoin({ parentRow: parentRow, childRow: childRow, parentKey: options.parentKey, childKey: options.childKey, childNamespace: options.childNamespace });   // Save the new row for the join result if it exists // and mark the match as found if (newRow) { memo.push(newRow); return true; } return hasFoundMatchYet; }, false);   // If this is a left outer join and we didn't find a match // for this parentRow, add it to the result set anyways if (!foundMatch && options.outer === 'left') { memo.push(_.cloneDeep(parentRow)); }   return memo; }, []);   return resultSet;   };  </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>