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src/config/normalize/lib/wild_wild_path/iterate/expand.js

@@ -34,6 +34,9 @@ export const expandToken = function (
 //  - known, i.e. returned: prop|index|slice tokens
 //  - unknown, i.e. not returned: any|regexp tokens
 // Tokens like wildcards cannot do this since there is known property to add.
+// Both non-enumerable and inherited properties:
+//  - Are not listed by token types returning multiple entries like *
+//  - But are handled by the other ones
 export const handleMissingValue = function (value, token, classes) {
   const tokenType = getObjectTokenType(token)
   const missing = tokenType.isMissing(value, classes)

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

@@ -32,7 +32,7 @@ const normalize = function ({ type }) {
 }
 
 // Use the token to list entries against a target value.
-// We purposely ignore symbol properties by using `Object.keys()`.
+// By using `for in`, we purposely exclude both symbols and inherited properties
 const iterate = function (value) {
   return Array.isArray(value)
     ? value.map((childValue, index) => ({