From 9581bf08b767ed260936ec87e45ac773164938d3 Mon Sep 17 00:00:00 2001
From: Alexander Ross <alex@aross.se>
Date: Wed, 20 Nov 2019 23:15:25 +0100
Subject: [PATCH] Add Date.iso8601 helper

---
 Sources/EasyMode/Date.swift | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Sources/EasyMode/Date.swift b/Sources/EasyMode/Date.swift
index 8dedf5b..3cce0a8 100644
--- a/Sources/EasyMode/Date.swift
+++ b/Sources/EasyMode/Date.swift
@@ -12,10 +12,21 @@ extension Date {
     public var isoDate: String {
         let formatter = DateFormatter()
         formatter.dateFormat = "yyyy-MM-dd"
-        formatter.timeZone = TimeZone(abbreviation: "CET")!
 
         return formatter.string(from: self)
     }
+    public var iso8601Date: String { isoDate }
+
+    public var iso8601: String {
+        if #available(OSX 10.12, iOS 10.0, watchOS 3.0, tvOS 10.0, *) {
+            return ISO8601DateFormatter.string(from: self, timeZone: TimeZone.current, formatOptions: .withInternetDateTime)
+        } else {
+            var buffer = [CChar](repeating: 0, count: 25)
+            var time = time_t(self.timeIntervalSince1970)
+            strftime_l(&buffer, buffer.count, "%FT%T%z", localtime(&time), nil)
+            return String(cString: buffer)
+        }
+    }
 
     public static func from(year: Int, month: Int, day: Int) -> Date {
         let gregorianCalendar = Calendar(identifier: .gregorian)