add hw2

node_modules/ramda/es/isEmpty.js

@@ -0,0 +1,33 @@
+import _curry1 from "./internal/_curry1.js";
+import empty from "./empty.js";
+import equals from "./equals.js";
+/**
+ * Returns `true` if the given value is its type's empty value; `false`
+ * otherwise.
+ *
+ * @func
+ * @memberOf R
+ * @since v0.1.0
+ * @category Logic
+ * @sig a -> Boolean
+ * @param {*} x
+ * @return {Boolean}
+ * @see R.empty
+ * @example
+ *
+ *      R.isEmpty([1, 2, 3]);           //=> false
+ *      R.isEmpty([]);                  //=> true
+ *      R.isEmpty('');                  //=> true
+ *      R.isEmpty(null);                //=> false
+ *      R.isEmpty({});                  //=> true
+ *      R.isEmpty({length: 0});         //=> false
+ *      R.isEmpty(Uint8Array.from('')); //=> true
+ */
+
+var isEmpty =
+/*#__PURE__*/
+_curry1(function isEmpty(x) {
+  return x != null && equals(x, empty(x));
+});
+
+export default isEmpty;