allow empty lines in a patterns file

Author: Ken Kundert

emborg/patterns.py

@@ -112,12 +112,14 @@ def check_patterns(
     default_style = "sh"
     for pattern in patterns:
         pattern = pattern.strip()
+        if not pattern:
+            continue
         culprit = src
         codicil = repr(pattern)
         kind = pattern[0:1]
         arg = pattern[1:].lstrip()
         if not kind or not arg:
-            raise Error(f"invalid pattern: ‘{pattern}’")
+            raise Error(f"invalid pattern: ‘{pattern}’", culprit=culprit)
         if kind in ["", "#"]:
             continue  # is comment
         if kind not in known_kinds:

emborg/shlib.py

@@ -4,7 +4,7 @@
 # shell-script-like things relatively easily in Python.
 
 # License {{{1
-# Copyright (C) 2016-2024 Kenneth S. Kundert
+# Copyright (C) 2016-2025 Kenneth S. Kundert
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -19,8 +19,8 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see [http://www.gnu.org/licenses/].
 
-__version__ = "1.6"
-__released__ = "2023-05-18"
+__version__ = "1.7"
+__released__ = "2025-05-20"
 
 # Imports {{{1
 try: