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-rw-r--r--ext/js/templates/sandbox/anki-template-renderer.js4
1 files changed, 2 insertions, 2 deletions
diff --git a/ext/js/templates/sandbox/anki-template-renderer.js b/ext/js/templates/sandbox/anki-template-renderer.js
index e15fdba7..b721fadc 100644
--- a/ext/js/templates/sandbox/anki-template-renderer.js
+++ b/ext/js/templates/sandbox/anki-template-renderer.js
@@ -214,7 +214,7 @@ class AnkiTemplateRenderer {
// e.g. "i" for case-insensitive, "g" for replace all
const argCount = args.length - 1;
const options = args[argCount];
- let value = options.fn(context);
+ let value = typeof options.fn === 'function' ? options.fn(context) : '';
if (argCount > 3) {
value = `${args.slice(3).join('')}${value}`;
}
@@ -238,7 +238,7 @@ class AnkiTemplateRenderer {
// e.g. "i" for case-insensitive, "g" for match all
const argCount = args.length - 1;
const options = args[argCount];
- let value = options.fn(context);
+ let value = typeof options.fn === 'function' ? options.fn(context) : '';
if (argCount > 2) {
value = `${args.slice(2).join('')}${value}`;
}