export function loadAdapter(options, defaultAdapter) {

let adapter;

// We have options and options have adapter key

if (options) {

// Pass an adapter as a module name, a function or an instance

if (typeof options == "string" || typeof options == "function" || options.constructor != Object) {

adapter = options;

}

if (options.adapter) {

adapter = options.adapter;

}

}

if (!adapter) {

adapter = defaultAdapter;

}

// This is a string, require the module

if (typeof adapter === "string") {

adapter = require(adapter);

// If it's define as a module, get the default

if (adapter.default) {

adapter = adapter.default;

}

}

// From there it's either a function or an object

// if it's an function, instanciate and pass the options

if (typeof adapter === "function") {

var Adapter = adapter;

adapter = new Adapter(options);

}

return adapter;

}