Dropped custom GUID validation function in favour of standard uuid library.

src/index.ts

@@ -9,3 +9,4 @@ export {
   readCsvFromStdin,
   renderOutput,
 } from "./cli/utils.ts";
+export { getConfig } from "./config/index.ts";

src/markdown.ts

@@ -1,5 +1,7 @@
 // SPDX-License-Identifier: MIT
 
+import { validate as validateUuid } from "uuid";
+
 type Scalar = string | number | boolean | null | undefined;
 type ScalarRow = Record<string, Scalar>;
 
@@ -20,7 +22,7 @@ function formatCell(value: unknown): string {
 }
 
 const inlineCodePredicates = [
-  (value: Scalar): boolean => isGuid(value),
+  (value: Scalar): boolean => typeof value === "string" && validateUuid(value),
   (value: Scalar): boolean =>
     typeof value === "string"
     && /^(?:\d{1,3}\.){3}\d{1,3}(?:\/(?:\d{1,2}|(?:\d{1,3}\.){3}\d{1,3}))?$/.test(value),
@@ -38,11 +40,6 @@ function renderCell(raw: Scalar, shouldQuote: boolean): string {
   return text;
 }
 
-function isGuid(value: unknown): value is string {
-  return typeof value === "string"
-    && /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(value);
-}
-
 function toAutoHeaderLabel(key: string): string {
   const withSpaces = String(key)
     .replace(/[_-]+/g, " ")