From a4dd609bbef58f631f5ceaa1f034deb0ecf12db1 Mon Sep 17 00:00:00 2001
From: Zach Smith <zach@driver.xyz>
Date: Tue, 6 Mar 2018 15:00:16 -0800
Subject: Add DayOfWeek type

---
 src/main/scala/xyz/driver/core/date.scala | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'src/main/scala/xyz/driver/core/date.scala')

diff --git a/src/main/scala/xyz/driver/core/date.scala b/src/main/scala/xyz/driver/core/date.scala
index d6f64e4..fe35c91 100644
--- a/src/main/scala/xyz/driver/core/date.scala
+++ b/src/main/scala/xyz/driver/core/date.scala
@@ -5,6 +5,7 @@ import java.util.Calendar
 import scala.util.Try
 
 import scalaz.std.anyVal._
+import scalaz.Scalaz.stringInstance
 import scalaz.syntax.equal._
 
 /**
@@ -14,6 +15,21 @@ import scalaz.syntax.equal._
   */
 object date {
 
+  sealed trait DayOfWeek
+  object DayOfWeek {
+    case object Monday    extends DayOfWeek
+    case object Tuesday   extends DayOfWeek
+    case object Wednesday extends DayOfWeek
+    case object Thursday  extends DayOfWeek
+    case object Friday    extends DayOfWeek
+    case object Saturday  extends DayOfWeek
+    case object Sunday    extends DayOfWeek
+
+    val All: Set[DayOfWeek] = Set(Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday)
+
+    def fromString(day: String): Option[DayOfWeek] = All.find(_.toString === day)
+  }
+
   type Day = Int @@ Day.type
 
   object Day {
-- 
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