From 18b7aa88c6b895012908de236b09c1f55b1a87a6 Mon Sep 17 00:00:00 2001
From: Xliff <clifton.wood@gmail.com>
Date: Tue, 11 Apr 2023 23:55:02 -0400
Subject: [PATCH] Crash hardening against missing %*WARNINGS var.

This can occur when encountering Nil values in template variables.
---
 lib/Cro/WebApp/Template/AST.rakumod | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/Cro/WebApp/Template/AST.rakumod b/lib/Cro/WebApp/Template/AST.rakumod
index 95033d5..8eddfe2 100644
--- a/lib/Cro/WebApp/Template/AST.rakumod
+++ b/lib/Cro/WebApp/Template/AST.rakumod
@@ -347,7 +347,8 @@ my constant %escapes = %(
 );
 
 multi escape-text(Mu:U $t, Mu $file, Mu $line) {
-    %*WARNINGS{"An expression at $file:$line evaluated to $t.^name()"}++;
+    %*WARNINGS{"An expression at $file:$line evaluated to $t.^name()"}++
+        if DYNAMIC::<%*WARNINGS>;
     ''
 }