flow like the river

BACK_BACK/node_modules/parcel-bundler/lib/utils/loadPlugins.js

@@ -0,0 +1,52 @@
+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));
+
+const localRequire = require('./localRequire');
+
+module.exports = /*#__PURE__*/function () {
+  var _loadPlugins = (0, _asyncToGenerator2.default)(function* (plugins, relative) {
+    if (Array.isArray(plugins)) {
+      return Promise.all(plugins.map(p => loadPlugin(p, relative)).filter(Boolean));
+    } else if (typeof plugins === 'object') {
+      let mapPlugins = yield Promise.all(Object.keys(plugins).map(p => loadPlugin(p, relative, plugins[p])));
+      return mapPlugins.filter(Boolean);
+    } else {
+      return [];
+    }
+  });
+
+  function loadPlugins(_x, _x2) {
+    return _loadPlugins.apply(this, arguments);
+  }
+
+  return loadPlugins;
+}();
+
+function loadPlugin(_x3, _x4, _x5) {
+  return _loadPlugin.apply(this, arguments);
+}
+
+function _loadPlugin() {
+  _loadPlugin = (0, _asyncToGenerator2.default)(function* (plugin, relative, options) {
+    if (typeof plugin === 'string') {
+      plugin = yield localRequire(plugin, relative);
+      plugin = plugin.default || plugin;
+
+      if (typeof options !== 'object') {
+        options = {};
+      }
+
+      if (Object.keys(options).length > 0) {
+        plugin = plugin(options);
+      }
+
+      plugin = plugin.default || plugin;
+    }
+
+    return plugin;
+  });
+  return _loadPlugin.apply(this, arguments);
+}