wip tree-sitter

spec.md

@@ -3,6 +3,9 @@
 - put in `TODO`s into the specification for things that should be re-visited in the future
 
 
+TODO:   t Await   type wtih special unify
+
+
 # Goals
 - functional programming: everything is pure, and only a function
 - easy to learn, even as first programming language
@@ -653,4 +656,4 @@ def [a] RUNTIME_EVAL(io: IO[a]) -> a {
 def RUNTIME_ENTRY() {
   RUNTIME_EVAL ( main() )
 }
-```
+```