flow like the river

VISUALIZACION/node_modules/underscore/modules/result.js

@@ -0,0 +1,22 @@
+import isFunction from './isFunction.js';
+import toPath from './_toPath.js';
+
+// Traverses the children of `obj` along `path`. If a child is a function, it
+// is invoked with its parent as context. Returns the value of the final
+// child, or `fallback` if any child is undefined.
+export default function result(obj, path, fallback) {
+  path = toPath(path);
+  var length = path.length;
+  if (!length) {
+    return isFunction(fallback) ? fallback.call(obj) : fallback;
+  }
+  for (var i = 0; i < length; i++) {
+    var prop = obj == null ? void 0 : obj[path[i]];
+    if (prop === void 0) {
+      prop = fallback;
+      i = length; // Ensure we don't continue iterating.
+    }
+    obj = isFunction(prop) ? prop.call(obj) : prop;
+  }
+  return obj;
+}