Mercurial > urweb
diff src/elab_print.sml @ 123:e3041657d653
Parsing and elaborating (non-mutual) 'val rec'
author | Adam Chlipala <adamc@hcoop.net> |
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date | Thu, 17 Jul 2008 10:09:34 -0400 |
parents | 3739af9e727a |
children | eb16f2aadbe9 |
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--- a/src/elab_print.sml Sun Jul 13 20:25:25 2008 -0400 +++ b/src/elab_print.sml Thu Jul 17 10:09:34 2008 -0400 @@ -391,7 +391,17 @@ end | SgnError => string "<ERROR>" -fun p_decl env ((d, _) : decl) = +fun p_vali env (x, n, t, e) = box [p_named x n, + space, + string ":", + space, + p_con env t, + space, + string "=", + space, + p_exp env e] + +fun p_decl env (dAll as (d, _) : decl) = case d of DCon (x, n, k, c) => box [string "con", space, @@ -404,17 +414,19 @@ string "=", space, p_con env c] - | DVal (x, n, t, e) => box [string "val", - space, - p_named x n, - space, - string ":", - space, - p_con env t, - space, - string "=", - space, - p_exp env e] + | DVal vi => box [string "val", + space, + p_vali env vi] + | DValRec vis => + let + val env = E.declBinds env dAll + in + box [string "val", + space, + string "rec", + space, + p_list_sep (box [newline, string "and", space]) (p_vali env) vis] + end | DSgn (x, n, sgn) => box [string "signature", space,