WIP: add remaining message types

test/remote_child_endpoint.zig

@@ -143,11 +143,17 @@ const StdioEndpoint = struct {
     fn dispatch_frame(self: *@This(), frame: []const u8) !void {
         const msg = try protocol.decode(frame);
         switch (msg) {
+            .send => |s| {
+                _ = s;
+                _ = self;
+                return tp.exit_error(error.UnexpectedSend, null);
+            },
             .send_named => |s| {
                 const actor = tp.env.get().proc(s.to_name);
                 try actor.send_raw(tp.message{ .buf = s.payload });
                 _ = self;
             },
+            .link, .exit, .proxy_id, .transport_error => return tp.exit_error(error.UnexpectedMessage, null),
         }
     }
 

test/remote_poc_test.zig

@@ -69,6 +69,7 @@ const Parent = struct {
                         try std.testing.expectEqualStrings("test_actor", s.to_name);
                         try std.testing.expect(try cbor.match(s.payload, .{ "hello", "from_child" }));
                     },
+                    else => return unexpected(thespian.message{ .buf = frame }),
                 }
                 self.frame_received = true;
             }