50 lines
1.5 KiB
JavaScript
50 lines
1.5 KiB
JavaScript
/**
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* @module AdapterLoader
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*/
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/**
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* @static
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* Attempt to load an adapter or fallback to the default.
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* @param {Adapter} adapter an adapter
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* @param {Adapter} defaultAdapter the default adapter to load
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* @param {any} options options to pass to the contstructor
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* @returns {Object} the loaded adapter
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*/
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export function loadAdapter<T>(adapter, defaultAdapter, options): T {
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if (!adapter) {
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if (!defaultAdapter) {
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return options;
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}
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// Load from the default adapter when no adapter is set
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return loadAdapter(defaultAdapter, undefined, options);
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} else if (typeof adapter === 'function') {
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try {
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return adapter(options);
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} catch (e) {
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if (e.name === 'TypeError') {
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var Adapter = adapter;
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return new Adapter(options);
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} else {
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throw e;
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}
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}
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} else if (typeof adapter === 'string') {
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/* eslint-disable */
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adapter = require(adapter);
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// If it's define as a module, get the default
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if (adapter.default) {
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adapter = adapter.default;
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}
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return loadAdapter(adapter, undefined, options);
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} else if (adapter.module) {
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return loadAdapter(adapter.module, undefined, adapter.options);
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} else if (adapter.class) {
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return loadAdapter(adapter.class, undefined, adapter.options);
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} else if (adapter.adapter) {
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return loadAdapter(adapter.adapter, undefined, adapter.options);
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}
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// return the adapter as provided
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return adapter;
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}
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export default loadAdapter;
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