From a045c76140d8e0b369ec6edc18548226e61a38af Mon Sep 17 00:00:00 2001
From: Kyle Ratti <kyleratti@users.noreply.github.com>
Date: Fri, 23 Dec 2022 12:34:30 -0500
Subject: [PATCH] feat: add IEnumerable<T>.Choose()

---
 Base/Extensions/EnumerableExtensions.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Base/Extensions/EnumerableExtensions.cs b/Base/Extensions/EnumerableExtensions.cs
index b1da234..ef0eede 100644
--- a/Base/Extensions/EnumerableExtensions.cs
+++ b/Base/Extensions/EnumerableExtensions.cs
@@ -8,7 +8,13 @@ public static class EnumerableExtensions
 {
 	public static IEnumerable<T> ConditionalConcat<T>(this IEnumerable<T> enumerable, bool isConditionValid, IEnumerable<T> second) =>
 		!isConditionValid ? enumerable : enumerable.Concat(second);
-	
+
 	public static IEnumerable<T> ConditionalWhere<T>(this IEnumerable<T> enumerable, bool isConditionValid, Func<T, bool> pred) =>
 		!isConditionValid ? enumerable : enumerable.Where(pred);
+
+	public static IEnumerable<TOutput> Choose<TInput, TOutput>(this IEnumerable<TInput> enumerable, Func<TInput, TOutput?> mapper) =>
+		enumerable
+			.Select(mapper)
+			.Where(x => x is not null)
+			.Cast<TOutput>();
 }
\ No newline at end of file