From bbfd70b1db4045158fbdd928fd5832c2635194e2 Mon Sep 17 00:00:00 2001
From: Hanno Becker <beckphan@amazon.co.uk>
Date: Mon, 21 Oct 2024 11:38:37 +0100
Subject: [PATCH] Allow boolean SLOTHY tags within macros

Previously, a boolean tag (like `// @slothy:core=True`) inside a
macro would lead to failure upon trying to unfold macro arguments.

This commit fixes this.
---
 slothy/helper.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/slothy/helper.py b/slothy/helper.py
index c847ecc9..2601c81d 100644
--- a/slothy/helper.py
+++ b/slothy/helper.py
@@ -783,6 +783,9 @@ def prepare_value(a):
             return a
 
         def apply_arg(l, arg, val):
+            # This function is also called on the values of tags, which may not be strings.
+            if isinstance(l, str) is False:
+                return l
             l = re.sub(f"\\\\{arg}\\\\\\(\\)", val, l)
             l = re.sub(f"\\\\{arg}(\\W|$)",val + "\\1", l)
             l = l.replace("\\()\\()", "\\()")