From 7ad298185ad8ef9e8eb9be89ff56edd62b109ad7 Mon Sep 17 00:00:00 2001
From: Nathan McDougall <nathan.j.mcdougall@gmail.com>
Date: Wed, 27 May 2026 09:58:27 +1200
Subject: [PATCH] docs: add NodeTypeError and RoutingError to README error
 hierarchy

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 28fc626..a98ce3a 100644
--- a/README.md
+++ b/README.md
@@ -117,6 +117,8 @@ All yamltrip errors inherit from `YAMLTripError`:
 - **`PatchError`**: mutation operation failed.
   - **`KeyExistsError`**: `add()` target already exists.
   - **`KeyMissingError`**: `replace()` target does not exist.
+  - **`RoutingError`**: path passes through a non-mapping node (scalar or list).
+  - **`NodeTypeError`** (`PatchError` + `TypeError`): node is the wrong type for the operation (e.g. appending to a scalar).
 
 ## Limitations