Fix **.**

src/config/normalize/lib/wild_wild_path/tokens/any_deep.js

@@ -1,12 +1,25 @@
+import { getTokenType as getTokenTypeName } from '../../wild_wild_path_parser/main.js'
+
 // Handle ** recursion.
 // It matches 0, 1 or more levels.
 //  - It can match 0 levels, i.e. the current object
 // It is the same as the union of . * *.* *.*.* and so on.
 // Using both * and ** can express minimum depth, e.g. *.** or *.*.**
 const recurse = function (queryArray, index) {
   const parentQuery = queryArray.slice(0, index)
-  const childQuery = queryArray.slice(index)
-  return [parentQuery, [...parentQuery, { type: 'any' }, ...childQuery]]
+  const lastIndex = getLastIndex(queryArray, index)
+  return [
+    [...parentQuery, ...queryArray.slice(lastIndex + 1)],
+    [...parentQuery, { type: 'any' }, ...queryArray.slice(lastIndex)],
+  ]
+}
+
+// Squash consecutive ** into a single one
+const getLastIndex = function (queryArray, index) {
+  return index <= queryArray.length - 1 &&
+    getTokenTypeName(queryArray[index]) === 'anyDeep'
+    ? getLastIndex(queryArray, index + 1)
+    : index - 1
 }
 
 export const ANY_DEEP_TOKEN = {