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

package-lock.json

@@ -1,16 +1,21 @@
 {
     "name": "@slawek/sk-tools",
-    "version": "0.1.2",
+    "version": "0.1.3",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@slawek/sk-tools",
-            "version": "0.1.0",
+            "version": "0.1.2",
             "license": "MIT",
             "dependencies": {
                 "d3-dsv": "^3.0.1",
-                "jmespath": "^0.16.0"
+                "jmespath": "^0.16.0",
+                "semver": "^7.7.4",
+                "uuid": "^11.1.0"
+            },
+            "bin": {
+                "sk-tools": "dist/cli.js"
             },
             "devDependencies": {
                 "@types/d3-dsv": "^3.0.7",
@@ -113,6 +118,18 @@
             "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
             "license": "MIT"
         },
+        "node_modules/semver": {
+            "version": "7.7.4",
+            "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.4.tgz",
+            "integrity": "sha512-vFKC2IEtQnVhpT78h1Yp8wzwrf8CM+MzKMHGJZfBtzhZNycRFnXsHk6E5TxIkkMsgNS7mdX3AGB7x2QM2di4lA==",
+            "license": "ISC",
+            "bin": {
+                "semver": "bin/semver.js"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/typescript": {
             "version": "5.9.3",
             "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
@@ -133,6 +150,19 @@
             "integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==",
             "dev": true,
             "license": "MIT"
+        },
+        "node_modules/uuid": {
+            "version": "11.1.0",
+            "resolved": "https://registry.npmjs.org/uuid/-/uuid-11.1.0.tgz",
+            "integrity": "sha512-0/A9rDy9P7cJ+8w1c9WD9V//9Wj15Ce2MPz8Ri6032usz+NfePxx5AcN3bN+r6ZL6jEo066/yNYB3tn4pQEx+A==",
+            "funding": [
+                "https://github.com/sponsors/broofa",
+                "https://github.com/sponsors/ctavan"
+            ],
+            "license": "MIT",
+            "bin": {
+                "uuid": "dist/esm/bin/uuid"
+            }
         }
     }
 }

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@slawek/sk-tools",
-    "version": "0.1.2",
+    "version": "0.1.3",
     "type": "module",
     "files": [
         "dist",
@@ -10,8 +10,7 @@
     "scripts": {
         "clean": "rm -rf dist",
         "build": "npm run clean && tsc && chmod +x dist/cli.js",
-        "build:watch": "tsc --watch",
+        "build:watch": "tsc --watch"
-        "prepublishOnly": "npm run build"
     },
     "engines": {
         "node": ">=24.0.0"
@@ -19,7 +18,9 @@
     "description": "A set of generic NodeJS utilities shared by Slawek tools.",
     "dependencies": {
         "d3-dsv": "^3.0.1",
-        "jmespath": "^0.16.0"
+        "jmespath": "^0.16.0",
+        "semver": "^7.7.4",
+        "uuid": "^11.1.0"
     },
     "devDependencies": {
         "@types/d3-dsv": "^3.0.7",

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, " ")