From 1c52bc4e197a25b93d2c7eebf5ca1a384a89f267 Mon Sep 17 00:00:00 2001 From: iris-ai <4+iris-ai@noreply.localhost> Date: Fri, 18 Sep 2026 19:17:40 -0400 Subject: [PATCH] Record that a stack's sizing child decides its siblings' boxes Co-Authored-By: Claude Fable 5.1 --- docs/HANDOFF.md | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/docs/HANDOFF.md b/docs/HANDOFF.md index 6e1c3f9..a8dd980 100644 --- a/docs/HANDOFF.md +++ b/docs/HANDOFF.md @@ -191,8 +191,9 @@ before landing and inspect any change. ### Frames are narrowed by every length decided from above -A declared `px` or `rel`, a resolved share, and (new, planner's choice, not -yet Bryan's) the box a stack's sizing child decided all narrow the frame. +A declared `px` or `rel`, a resolved share, and the box a stack's sizing +child decided (Bryan, 2026-09-18: the sizing child, if any, determines how +the rest are laid out) all narrow the frame. `declared_lens` still excludes `leftover`, which is right: a share has no length until the span divides its room, and it narrows the frame at the placing ask instead.