From 067ade56d9b9b6e0c55d7c759fc4039951a0dfc4 Mon Sep 17 00:00:00 2001
From: night199uk <night199uk@hermitcrabslab.com>
Date: Wed, 19 Sep 2018 00:48:41 +0200
Subject: [PATCH] Fix propagate positions

---
 lark/parse_tree_builder.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lark/parse_tree_builder.py b/lark/parse_tree_builder.py
index a6e28e5..0ebe461 100644
--- a/lark/parse_tree_builder.py
+++ b/lark/parse_tree_builder.py
@@ -133,9 +133,9 @@ class ParseTreeBuilder:
             expand_single_child = options.expand1 if options else False
 
             wrapper_chain = filter(None, [
+                self.propagate_positions and PropagatePositions,
                 (expand_single_child and not rule.alias) and ExpandSingleChild,
                 maybe_create_child_filter(rule.expansion, keep_all_tokens, self.ambiguous),
-                self.propagate_positions and PropagatePositions,
             ])
 
             yield rule, wrapper_chain