From d5af0f5def598d5fde015a7f808dc24f28fa48ef Mon Sep 17 00:00:00 2001
From: "R. S. Doiel" <rsdoiel@gmail>
Date: Wed, 11 Dec 2024 17:21:16 -0800
Subject: [PATCH] commiting to main

---
 email.ts      | 11 +++++++++++
 email_test.ts | 20 ++++++++++++++++++++
 mdt.js        |  2 +-
 mtd.1.md      |  4 ++--
 version.ts    |  2 +-
 5 files changed, 35 insertions(+), 4 deletions(-)
 create mode 100644 email.ts
 create mode 100644 email_test.ts

diff --git a/email.ts b/email.ts
new file mode 100644
index 0000000..6463372
--- /dev/null
+++ b/email.ts
@@ -0,0 +1,11 @@
+export const EMAILPattern = '^(?:"?([^"]*)"?\\s)?(?:<?(.+@[^>]+)>?)$';
+export const reEMAIL = new RegExp(EMAILPattern);
+
+export function normalizeEMAIL(email: string): string {
+    return email.trim().replaceAll(/\s+/g,'').trim();
+}
+
+export function validateEMAIL(email: string): boolean {
+    const normalized = normalizeEMAIL(email);
+    return reEMAIL.test(normalized);
+}
\ No newline at end of file
diff --git a/email_test.ts b/email_test.ts
new file mode 100644
index 0000000..df6de4e
--- /dev/null
+++ b/email_test.ts
@@ -0,0 +1,20 @@
+import { assertEquals } from "@std/assert";
+
+import { normalizeEMAIL, validateEMAIL } from './email.ts';
+
+const varified_ids: string[] = [
+    "a@localhost",
+    "a.b@localhost",
+    "b_2@example.edu",
+    "b3@library.example.edu",
+    "b4@agents.library.example.edu",
+];
+
+for (let id of varified_ids) {
+    // Normalize
+    let normalized = normalizeEMAIL(id);
+    console.log(`Normalized Email: ${normalized}`);
+    // Validate
+    assertEquals(validateEMAIL(id), true);
+}
+  
\ No newline at end of file
diff --git a/mdt.js b/mdt.js
index 90ddeba..3cda3aa 100644
--- a/mdt.js
+++ b/mdt.js
@@ -2,7 +2,7 @@ const appInfo = {
     appName: "metadatatools",
     version: "0.0.4",
     releaseDate: "2024-12-11",
-    releaseHash: "135b003",
+    releaseHash: "c2f1637",
     licenseText: `
 Copyright (c) 2024, Caltech All rights not granted herein are expressly
 reserved by Caltech.
diff --git a/mtd.1.md b/mtd.1.md
index b35ff99..18ad59f 100644
--- a/mtd.1.md
+++ b/mtd.1.md
@@ -1,6 +1,6 @@
-%mtd(1) user manual | 0.0.4 2024-12-11 135b003
+%mtd(1) user manual | 0.0.4 2024-12-11 c2f1637
 % R. S.Doiel
-% 2024-12-11 135b003
+% 2024-12-11 c2f1637
     
 # NAME
     
diff --git a/version.ts b/version.ts
index 828ae5a..32905d9 100644
--- a/version.ts
+++ b/version.ts
@@ -12,7 +12,7 @@ export const appInfo: {[k: string]: string} = {
   releaseDate: "2024-12-11",
 
   // ReleaseHash, the Git hash when version.go was generated
-  releaseHash: "135b003",
+  releaseHash: "c2f1637",
 
   // licenseText holds a copy of the application license text.
   licenseText: `