iter 22b.2.4: constraint-references-unbound-type-var diagnostic

2026-05-09 17:54:20 +02:00
parent 4b84e781d4
commit 257b47625d
3 changed files with 108 additions and 0 deletions
@@ -1068,6 +1068,25 @@ fn workspace_error_to_diagnostic(
                "got_type": got_type,
            })),
        ),
+        W::UnboundConstraintTypeVar {
+            class,
+            method,
+            constraint_class,
+            var,
+        } => Some(
+            ailang_check::Diagnostic::error(
+                "constraint-references-unbound-type-var",
+                format!(
+                    "in class `{class}` method `{method}`: constraint `{constraint_class} {var}` references unbound type variable `{var}`"
+                ),
+            )
+            .with_ctx(serde_json::json!({
+                "class": class,
+                "method": method,
+                "constraint_class": constraint_class,
+                "var": var,
+            })),
+        ),
    }
 }