fix(ltk_ritobin): don't panic on unterminated string values in build_bin

crates/ltk_ritobin/src/parse.rs

@@ -131,6 +131,16 @@ entries: map[hash, embed] = {
         assert_success(r#"mVelMultiplier: f32 = 0 # asd"#);
     }
 
+    #[test]
+    fn unterminated_string_value() {
+        let text = "name: string = \"\n";
+        let cst = Cst::parse(text);
+        assert!(!cst.errors.is_empty());
+
+        // used to panic on the error tree left behind by the tokenizer
+        let (_bin, _errors) = cst.build_bin(text);
+    }
+
     #[ignore = "Nice to have"]
     #[test]
     fn naked_class() {

crates/ltk_ritobin/src/typecheck/resolve.rs

@@ -368,7 +368,11 @@ pub(crate) fn resolve_value(
             let Some(child) = children.get(visit_ctx.cst).first() else {
                 return Ok(None);
             };
-            return resolve_literal(ctx, child.token(visit_ctx.cst).unwrap(), kind_hint);
+            // an unterminated string leaves an error tree here instead of a token
+            let Some(token) = child.token(visit_ctx.cst) else {
+                return Ok(None);
+            };
+            return resolve_literal(ctx, token, kind_hint);
         }
         _ => return Ok(None),
     }))