add hw2

node_modules/ramda/es/internal/_xpromap.js

@@ -0,0 +1,30 @@
+import _curry3 from "./_curry3.js";
+import _xfBase from "./_xfBase.js";
+import _promap from "./_promap.js";
+
+var XPromap =
+/*#__PURE__*/
+function () {
+  function XPromap(f, g, xf) {
+    this.xf = xf;
+    this.f = f;
+    this.g = g;
+  }
+
+  XPromap.prototype['@@transducer/init'] = _xfBase.init;
+  XPromap.prototype['@@transducer/result'] = _xfBase.result;
+
+  XPromap.prototype['@@transducer/step'] = function (result, input) {
+    return this.xf['@@transducer/step'](result, _promap(this.f, this.g, input));
+  };
+
+  return XPromap;
+}();
+
+var _xpromap =
+/*#__PURE__*/
+_curry3(function _xpromap(f, g, xf) {
+  return new XPromap(f, g, xf);
+});
+
+export default _xpromap;