From 45eebeaea76fe016214e7cd4d61c85525605959a Mon Sep 17 00:00:00 2001
From: Stephen Macke <stephen.macke@gmail.com>
Date: Wed, 6 Sep 2023 17:09:25 -0700
Subject: [PATCH] fix null reference for syntax errors due to invalid encodings
 in pyflakes plugin

---
 pylsp/plugins/pyflakes_lint.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pylsp/plugins/pyflakes_lint.py b/pylsp/plugins/pyflakes_lint.py
index 404f045c..28a37b3f 100644
--- a/pylsp/plugins/pyflakes_lint.py
+++ b/pylsp/plugins/pyflakes_lint.py
@@ -52,6 +52,9 @@ def syntaxError(self, _filename, msg, lineno, offset, text):
         # We've seen that lineno and offset can sometimes be None
         lineno = lineno or 1
         offset = offset or 0
+        # could be None if the error is due to an invalid encoding
+        # see e.g. https://github.com/python-lsp/python-lsp-server/issues/429
+        text = text or ""
 
         err_range = {
             "start": {"line": lineno - 1, "character": offset},