when sorting suggestions, not only function and input type are matched, but also output type (=input of surrounding function)

src/LetInBlock.tsx

@@ -62,7 +62,7 @@ export function LetInBlock({state, setState}: LetInBlockProps) {
       <Editor
         state={value}
         setState={setValue}
-        filter={() => true}
+        suggestionPriority={() => 0}
         onCancel={() => {}}
         />
       &nbsp;<span className="keyword">in</span>
@@ -72,7 +72,7 @@ export function LetInBlock({state, setState}: LetInBlockProps) {
         <Editor
           state={inner}
           setState={setInner}
-          filter={() => true}
+          suggestionPriority={() => 0}
           onCancel={() => {}}
           />
       </EnvContext>