1 files changed, 11 insertions, 0 deletions
diff --git a/packages/backend/src/misc/truncate.ts b/packages/backend/src/misc/truncate.ts
new file mode 100644
index 0000000000..cb120331a1
--- /dev/null
+++ b/packages/backend/src/misc/truncate.ts
@@ -0,0 +1,11 @@
+import { substring } from 'stringz';
+
+export function truncate(input: string, size: number): string;
+export function truncate(input: string | undefined, size: number): string | undefined;
+export function truncate(input: string | undefined, size: number): string | undefined {
+	if (!input) {
+		return input;
+	} else {
+		return substring(input, 0, size);
+	}
+}