flow like the river

BACK_BACK/node_modules/graphql/jsutils/Path.js

@@ -0,0 +1,34 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.addPath = addPath;
+exports.pathToArray = pathToArray;
+
+/**
+ * Given a Path and a key, return a new Path containing the new key.
+ */
+function addPath(prev, key, typename) {
+  return {
+    prev: prev,
+    key: key,
+    typename: typename
+  };
+}
+/**
+ * Given a Path, return an Array of the path keys.
+ */
+
+
+function pathToArray(path) {
+  var flattened = [];
+  var curr = path;
+
+  while (curr) {
+    flattened.push(curr.key);
+    curr = curr.prev;
+  }
+
+  return flattened.reverse();
+}