From c7e606bbd7c82bdb202d0f7a2e8114195d8489b4 Mon Sep 17 00:00:00 2001
From: Maxim Mazurok <maxim@mazurok.com>
Date: Sat, 9 Jul 2022 01:16:34 +1000
Subject: [PATCH] Wednesday support for RFC 850 (#1225)

---
 src/impl/regexParser.js          |  2 +-
 test/datetime/regexParse.test.js | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/impl/regexParser.js b/src/impl/regexParser.js
index 0c7219aac..43689a454 100644
--- a/src/impl/regexParser.js
+++ b/src/impl/regexParser.js
@@ -234,7 +234,7 @@ function preprocessRFC2822(s) {
 const rfc1123 =
     /^(Mon|Tue|Wed|Thu|Fri|Sat|Sun), (\d\d) (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec) (\d{4}) (\d\d):(\d\d):(\d\d) GMT$/,
   rfc850 =
-    /^(Monday|Tuesday|Wedsday|Thursday|Friday|Saturday|Sunday), (\d\d)-(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)-(\d\d) (\d\d):(\d\d):(\d\d) GMT$/,
+    /^(Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday), (\d\d)-(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)-(\d\d) (\d\d):(\d\d):(\d\d) GMT$/,
   ascii =
     /^(Mon|Tue|Wed|Thu|Fri|Sat|Sun) (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec) ( \d|\d\d) (\d\d):(\d\d):(\d\d) (\d{4})$/;
 
diff --git a/test/datetime/regexParse.test.js b/test/datetime/regexParse.test.js
index c297c0f93..db8ee5302 100644
--- a/test/datetime/regexParse.test.js
+++ b/test/datetime/regexParse.test.js
@@ -814,6 +814,20 @@ test("DateTime.fromHTTP() can parse RFC 850", () => {
   });
 });
 
+test("DateTime.fromHTTP() can parse RFC 850 on Wednesday", () => {
+  const dt = DateTime.fromHTTP("Wednesday, 29-Jun-22 08:49:37 GMT");
+  expect(dt.isValid).toBe(true);
+  expect(dt.toUTC().toObject()).toEqual({
+    year: 2022,
+    month: 6,
+    day: 29,
+    hour: 8,
+    minute: 49,
+    second: 37,
+    millisecond: 0,
+  });
+});
+
 test("DateTime.fromHTTP() can parse ASCII dates with one date digit", () => {
   const dt = DateTime.fromHTTP("Sun Nov  6 08:49:37 1994");
   expect(dt.isValid).toBe(true);