From e9e99932d15471eee757f9fe9d9946a2496aae9d Mon Sep 17 00:00:00 2001
From: unspeaker <hora.nqma@protonmail.com>
Date: Fri, 20 Sep 2024 23:28:38 +0300
Subject: [PATCH] space: prevent crash in Shrink

---
 crates/tek_core/src/space.rs | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/crates/tek_core/src/space.rs b/crates/tek_core/src/space.rs
index faf612b4..bd2700df 100644
--- a/crates/tek_core/src/space.rs
+++ b/crates/tek_core/src/space.rs
@@ -440,9 +440,18 @@ impl<E: Engine, T: Widget<Engine = E>> Widget for Shrink<E::Unit, T> {
     type Engine = E;
     fn layout (&self, to: E::Size) -> Perhaps<E::Size> {
         Ok(self.inner().layout(to)?.map(|to|match *self {
-            Self::X(w, _)     => [to.w() - w, to.h()],
-            Self::Y(h, _)     => [to.w(), to.h() - h],
-            Self::XY(w, h, _) => [to.w() - w, to.h() - h]
+            Self::X(w, _)     => [
+                if to.w() > w { to.w() - w } else { 0.into() },
+                to.h()
+            ],
+            Self::Y(h, _)     => [
+                to.w(),
+                if to.h() > h { to.h() - h } else { 0.into() }
+            ],
+            Self::XY(w, h, _) => [
+                if to.w() > w { to.w() - w } else { 0.into() },
+                if to.h() > h { to.h() - h } else { 0.into() }
+            ]
         }.into()))
     }
     fn render (&self, to: &mut E::Output) -> Usually<()> {