diff --git a/TODO.org b/TODO.org index 3639d240..780fcf65 100644 --- a/TODO.org +++ b/TODO.org @@ -26,14 +26,13 @@ and any storage; a dev build checks a view against its frame or allocation and t when stale, a release build does not. Waits on the dyn-unless-annotated design. ** NEXT Dyn unless annotated -Decided 2026-09-25: in both syntaxes an unannotated value is dyn — [6 2 4 9] is a dyn -vector, 1 a dyn integer — and a typed value needs an annotation. Decided 2026-09-26: -the plain rule — a literal is dyn wherever nothing wants a type, typed functions -included; a value from a typed source keeps its type; for/dotimes counters stay i32; a -warning marks a dyn let meeting typed code in a typed function. Migration in the -design's order: str rename, views of any type, dyn-meets-typed fixes, literals built -once, the switch with the warning, annotation script, flip, String. - +Decided 2026-09-26, replacing the plain rule: number, bool and char literals are typed, +their type inferred from their uses inside the function (never across functions); an +unconstrained integer literal is int (i32) and a float literal float (f32); uses that +disagree are refused with a request for an annotation. Vector, map and text literals +are dyn unless something typed wants them. A typed value is boxed where it goes into +dyn, and a dyn unboxed (checked) where typed code needs it; typed beside dyn in an +operator gives dyn. Dyn integers stay i64 and dyn floats f64. ** DONE Dynamic-first, and the dyn half of the language CLOSED: [2026-09-20] An unannotated parameter or return is =dyn=: a NaN-boxed value over a mark-sweep @@ -650,6 +649,11 @@ Decided 2026-09-26: a lambda's body follows ~=>~, and ~=>~ is its only spelling takes an indented block even inside brackets, closing where the brackets close: ~sort-by(xs, fn(a, b) =>~ plus a block. +** NEXT A let takes several bindings on indented lines +Decided 2026-09-26: lines indented under a ~let~ that are ~name = v~ or ~name: T = v~ are +more bindings of the same let; anything else there stays refused. flan convert writes +consecutive lets this way. + ** TODO Hard-coded code in messages is still paren syntax in a .fln file Types follow the code's syntax now (=Types.spell=). Hints written into a message's text — =(Ptr %s)=, =(clone v)=, =(the T x)= in most of =check.ml= and =parse.ml=, the