diff --git a/src/err.ts b/src/err.ts
deleted file mode 100644
index c62766e..0000000
--- a/src/err.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import { objAsString } from "./objAsString.js";
-import { ErrTuple } from "#types.js";
-
-// addContextToErr is a helper function that standardizes the formatting of
-// adding context to an error.
-//
-// NOTE: To protect against accidental situations where an Error type or some
-// other type is provided instead of a string, we wrap both of the inputs with
-// objAsString before returning them. This prevents runtime failures.
-function addContextToErr(err: any, context: string): string {
-  if (err === null || err === undefined) {
-    err = "[no error provided]";
-  }
-  return objAsString(context) + ": " + objAsString(err);
-}
-
-export { addContextToErr };