offshore
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An ORM for Node.js
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<title>Code coverage report for lib/offshore/collection/loader.js</title>
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<a href="../../../index.html">all files</a> / <a href="index.html">lib/offshore/collection/</a> loader.js
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<span class="strong">77.78% </span>
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">/**
* Module Dependencies
*/
var hasOwnProperty = require('../utils/helpers').object.hasOwnProperty;
/**
* Collection Loader
*
* @param {Object} connections
* @param {Object} collection
* @api public
*/
var CollectionLoader = module.exports = function(collection, connections, defaults) {
this.defaults = defaults;
// Normalize and validate the collection
this.collection = this._validate(collection, connections);
return this;
};
/**
* Initalize the collection
*
* @param {Object} context
* @param {Function} callback
* @api public
*/
CollectionLoader.prototype.initialize = function initialize(context) {
return new this.collection(context, this.connections);
};
/**
* Validate Collection structure.
*
* @param {Object} collection
* @param {Object} connections
* @api private
*/
CollectionLoader.prototype._validate = function _validate(collection, connections) {
// Throw Error if no Tablename/Identity is set
<span class="missing-if-branch" title="if path not taken" >I</span>if (!hasOwnProperty(collection.prototype, 'tableName') && !hasOwnProperty(collection.prototype, 'identity')) {
<span class="cstat-no" title="statement not covered" > throw new Error('A tableName or identity property must be set.');</span>
}
// Ensure identity is lowercased
collection.prototype.identity = collection.prototype.identity.toLowerCase();
// Set the defaults
collection.prototype.defaults = this.defaults;
// Find the connections used by this collection
// If none is specified check if a default connection exist
<span class="missing-if-branch" title="if path not taken" >I</span>if (!hasOwnProperty(collection.prototype, 'connection')) {
// Set the connection as the default
<span class="cstat-no" title="statement not covered" > collection.prototype.connection = 'default';</span>
<span class="cstat-no" title="statement not covered" > return collection;</span>
}
// use first connection in queries
if (!Array.isArray(collection.prototype.connection)) {
collection.prototype.connection = [collection.prototype.connection];
}
var usedConnections = {};
collection.prototype.connection.forEach(function(connectionName) {
// create default connection if not exist
<span class="missing-if-branch" title="if path not taken" >I</span>if (!connections[connectionName] && <span class="branch-1 cbranch-no" title="branch not covered" >connectionName === 'default')</span> {
<span class="cstat-no" title="statement not covered" > connections.default = {};</span>
}
<span class="missing-if-branch" title="if path not taken" >I</span>if (!connections[connectionName]) {
<span class="cstat-no" title="statement not covered" > var msg = 'The connection ' + connectionName + ' specified in ' + collection.prototype.identity + ' does not exist!';</span>
<span class="cstat-no" title="statement not covered" > throw new Error(msg);</span>
}
usedConnections[connectionName] = connections[connectionName];
});
this.connections = usedConnections;
return collection;
};
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