From: Mark Thom <markjordanthom@gmail.com>
Date: Sun, 27 Mar 2022 19:34:29 +0000 (-0600)
Subject: extend small_letter_char! to include all non-uppercase letters (#1364)
X-Git-Tag: v0.9.1~90
X-Git-Url: https://git.sagredo.dev/?a=commitdiff_plain;h=c45cdd6ea0c4f94269839d157bf2221c640f9b12;p=scryer-prolog.git

extend small_letter_char! to include all non-uppercase letters (#1364)
---

diff --git a/src/parser/macros.rs b/src/parser/macros.rs
index dfeb201b..326772cf 100644
--- a/src/parser/macros.rs
+++ b/src/parser/macros.rs
@@ -192,7 +192,7 @@ macro_rules! single_quote_char {
 #[macro_export]
 macro_rules! small_letter_char {
     ($c: expr) => {
-        $c.is_lowercase()
+        $c.is_alphabetic() && !$c.is_uppercase()
     };
 }