diff --git a/basis/macros/expander/expander.factor b/basis/macros/expander/expander.factor index 3666fa2423..cdd2b49d9c 100644 --- a/basis/macros/expander/expander.factor +++ b/basis/macros/expander/expander.factor @@ -37,9 +37,17 @@ M: wrapper expand-macros* wrapped>> literal ; [ '[ _ ndrop _ nnip call ] [ ] like ] 2map , \ dispatch , ] bi ; -: expand-macro ( quot -- ) - stack [ swap with-datastack >vector ] change - stack get pop >quotation end (expand-macros) ; +: word, ( word -- ) end , ; + +: expand-macro ( word quot -- ) + '[ + drop + stack [ _ with-datastack >vector ] change + stack get pop >quotation end (expand-macros) + ] [ + drop + word, + ] recover ; : expand-macro? ( word -- quot ? ) dup [ "transform-quot" word-prop ] [ "macro" word-prop ] bi or dup [ @@ -47,11 +55,9 @@ M: wrapper expand-macros* wrapped>> literal ; stack get length <= ] [ 2drop f f ] if ; -: word, ( word -- ) end , ; - M: word expand-macros* dup expand-dispatch? [ drop expand-dispatch ] [ - dup expand-macro? [ nip expand-macro ] [ + dup expand-macro? [ expand-macro ] [ drop word, ] if ] if ;