Adds more script globals.

Also makes them all abstract for code reuse working around a Roslyn bug.

Robust.Shared.Scripting/ScriptGlobalsShared.cs

@@ -0,0 +1,51 @@
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using JetBrains.Annotations;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Map;
+using Robust.Shared.Prototypes;
+
+namespace Robust.Shared.Scripting
+{
+    [PublicAPI]
+    [SuppressMessage("ReSharper", "IdentifierTypo")]
+    [SuppressMessage("ReSharper", "InconsistentNaming")]
+    public abstract class ScriptGlobalsShared
+    {
+        [field: Dependency] public IEntityManager ent { get; } = default!;
+        [field: Dependency] public IComponentManager comp { get; } = default!;
+        [field: Dependency] public IPrototypeManager prot { get; } = default!;
+
+        public IEnumerable<T> protos<T>() where T : class, IPrototype
+        {
+            return prot.EnumeratePrototypes<T>();
+        }
+
+        public IEnumerable<EntityPrototype> eprotos => prot.EnumeratePrototypes<EntityPrototype>();
+
+        public GridCoordinates gpos(double x, double y, int gridId)
+        {
+            return new GridCoordinates((float)x, (float)y, new GridId(gridId));
+        }
+
+        public GridCoordinates gpos(double x, double y, GridId gridId)
+        {
+            return new GridCoordinates((float)x, (float)y, gridId);
+        }
+
+        public IEntity spawn(string prototype, GridCoordinates position)
+        {
+            return ent.SpawnEntity(prototype, position);
+        }
+
+        public T res<T>()
+        {
+            return IoCManager.Resolve<T>();
+        }
+
+        public abstract void write(object toString);
+        public abstract void show(object obj);
+    }
+}