Current Dev State

static/js/ketcher2/node_modules/redux/lib/compose.js

@@ -0,0 +1,38 @@
+"use strict";
+
+exports.__esModule = true;
+exports["default"] = compose;
+/**
+ * Composes single-argument functions from right to left. The rightmost
+ * function can take multiple arguments as it provides the signature for
+ * the resulting composite function.
+ *
+ * @param {...Function} funcs The functions to compose.
+ * @returns {Function} A function obtained by composing the argument functions
+ * from right to left. For example, compose(f, g, h) is identical to doing
+ * (...args) => f(g(h(...args))).
+ */
+
+function compose() {
+  for (var _len = arguments.length, funcs = Array(_len), _key = 0; _key < _len; _key++) {
+    funcs[_key] = arguments[_key];
+  }
+
+  if (funcs.length === 0) {
+    return function (arg) {
+      return arg;
+    };
+  }
+
+  if (funcs.length === 1) {
+    return funcs[0];
+  }
+
+  var last = funcs[funcs.length - 1];
+  var rest = funcs.slice(0, -1);
+  return function () {
+    return rest.reduceRight(function (composed, f) {
+      return f(composed);
+    }, last.apply(undefined, arguments));
+  };
+}