spec/in/{class,functions}: Add compilation checks for new features

Author: RyanSquared

spec/in/class.fuse

@@ -7,9 +7,11 @@ class Example {
 		@a = a;
 	print()=>
 		print(@a);
-	async test()=>
+	async test()=> {
+		@print();
 		for (i in 1::10)
 			yield i;
+	}
 }
 
 a = Example();

spec/in/functions.fuse

@@ -33,6 +33,8 @@ a_3()-> {
 	return b;
 }
 
+local a_4()-> b
+
 -- asynchronous function definitions
 
 async x()->

spec/out/source/class.lua

@@ -11,6 +11,7 @@ Example = class({
 	end);
 	test = (function(self)
 		return coroutine.wrap(function()
+			self:print()
 			for i in itr.range(1, 10) do
 				coroutine.yield(i)
 			end

spec/out/source/functions.lua

@@ -24,6 +24,9 @@ end
 function a_3()
 	return b
 end
+local function a_4()
+	return b
+end
 function x()
 	return coroutine.wrap(function()
 		coroutine.yield(a,b,c)