feat: better handling for message edits

src/modules/events/generateDiff.ts

@@ -0,0 +1,22 @@
+import { diffSentences } from "diff";
+
+/**
+ * Module to generate a diff string from two strings.
+ * @param old - The old string.
+ * @param updated - The new string.
+ * @returns The diff string, formatted.
+ */
+export const generateDiff = (old: string, updated: string): string => {
+  return diffSentences(old, updated).
+    map((element) => {
+      if (element.added) {
+        return `+ ${element.value}`;
+      }
+      if (element.removed) {
+        return `- ${element.value}`;
+      }
+      return "";
+    }).
+    filter(Boolean).
+    join("\n");
+};