Reorganise into folder groups

In preparation for presenters to come in largely, lots of files starting
to go everywhere...

1 files changed, 23 insertions, 0 deletions

diff --git a/foray/Extensions/UIViewController+Extensions.swift b/foray/Extensions/UIViewController+Extensions.swift
new file mode 100644
index 0000000..ee2c436
--- /dev/null
+++ b/foray/Extensions/UIViewController+Extensions.swift
@@ -0,0 +1,23 @@
+//
+//  UIViewController+Extensions.swift
+//  foray
+//
+//  Created by Nicholas Tay on 24/3/2022.
+//
+
+import Foundation
+import UIKit
+
+protocol HasCustomView {
+    associatedtype CustomView: UIView
+}
+
+extension HasCustomView where Self: UIViewController {
+    internal var customView: CustomView {
+        guard let view = self.view as? CustomView else {
+            fatalError("Could not cast custom view")
+        }
+
+        return view
+    }
+}