commit

src/lib.rs

@@ -4,7 +4,7 @@ use chess::{Board, ChessMove, Error, MoveGen, Piece, Square};
 use wasm_bindgen::prelude::*;
 
 #[wasm_bindgen]
-pub fn get_next_move(fen: &str) -> String {
+pub fn get_next_move(fen: &str) -> JsValue {
     let res: Result<Board, Error> = Board::from_str(fen);
     let board = match res {
         Ok(b) => b,
@@ -14,7 +14,9 @@ pub fn get_next_move(fen: &str) -> String {
 
     for chess_move in movegen {
         // This move does not capture anything
-        return chess_move.to_string();
+        return JsValue::from_str(&chess_move.to_string());
     }
-    return ChessMove::new(Square::E4, Square::E4, Some(Piece::Queen)).to_string();
+    return JsValue::from_str(
+        &ChessMove::new(Square::E4, Square::E4, Some(Piece::Queen)).to_string(),
+    );
 }