split into multiple assemblies

Assets/Engine/Runtime/Utilities/Utilities.cs

@@ -0,0 +1,32 @@
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+
+namespace EscapeRoomEngine.Engine.Runtime.Utilities
+{
+    public static class Utilities
+    {
+        #region Math
+
+        /// <summary>
+        /// Returns whether a position relative to some dimensions is inside those dimensions.
+        /// </summary>
+        /// <param name="position">The position to check, relative to the dimensions.</param>
+        /// <param name="dimensions">The dimensions to check the position against.</param>
+        public static bool IsInsideRelative(this Vector2Int position, Dimensions dimensions)
+        {
+            return position.x >= 0 && position.y >= 0 && position.x < dimensions.width && position.y < dimensions.length;
+        }
+
+        #endregion
+
+        #region Randomness
+        
+        public static int RandomInclusive(int from, int to) => Random.Range(from, to + 1);
+
+        public static T RandomElement<T>(this List<T> list) => list[Random.Range(0, list.Count)];
+        public static T RandomElement<T>(this HashSet<T> set) => set.ElementAt(Random.Range(0, set.Count));
+
+        #endregion
+    }
+}