Mercurial > urweb
diff src/cjr_print.sml @ 678:5ff1ff38e2db
Preliminary work supporting channels in databases
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Thu, 26 Mar 2009 16:22:34 -0400 |
parents | a8effb6159c2 |
children | 5bbb542243e8 |
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--- a/src/cjr_print.sml Thu Mar 26 15:54:04 2009 -0400 +++ b/src/cjr_print.sml Thu Mar 26 16:22:34 2009 -0400 @@ -403,6 +403,7 @@ box [string "uw_Basis_strdup(ctx, ", e, string ")"] | TFfi ("Basis", "bool") => box [string "uw_Basis_stringToBool_error(ctx, ", e, string ")"] | TFfi ("Basis", "time") => box [string "uw_Basis_stringToTime_error(ctx, ", e, string ")"] + | TFfi ("Basis", "channel") => box [string "uw_Basis_stringToChannel_error(ctx, ", e, string ")"] | _ => (ErrorMsg.errorAt loc "Don't know how to unmarshal type from SQL"; Print.eprefaces' [("Type", p_typ env tAll)]; @@ -445,6 +446,7 @@ | String | Bool | Time + | Channel | Nullable of sql_type fun p_sql_type' t = @@ -454,6 +456,7 @@ | String => "uw_Basis_string" | Bool => "uw_Basis_bool" | Time => "uw_Basis_time" + | Channel => "uw_Basis_channel" | Nullable String => "uw_Basis_string" | Nullable t => p_sql_type' t ^ "*" @@ -469,12 +472,14 @@ | EFfiApp ("Basis", "sqlifyString", [e]) => [(e, String)] | EFfiApp ("Basis", "sqlifyBool", [e]) => [(e, Bool)] | EFfiApp ("Basis", "sqlifyTime", [e]) => [(e, Time)] + | EFfiApp ("Basis", "sqlifyChannel", [e]) => [(e, Channel)] - | EFfiApp ("Basis", "sqlifyIntN", [e]) => [(e, Nullable Int)] - | EFfiApp ("Basis", "sqlifyFloatN", [e]) => [(e, Nullable Float)] - | EFfiApp ("Basis", "sqlifyStringN", [e]) => [(e, Nullable String)] - | EFfiApp ("Basis", "sqlifyBoolN", [e]) => [(e, Nullable Bool)] - | EFfiApp ("Basis", "sqlifyTimeN", [e]) => [(e, Nullable Time)] + | ECase (e, + [((PNone _, _), + (EPrim (Prim.String "NULL"), _)), + ((PSome (_, (PVar _, _)), _), + (EFfiApp (m, x, [(ERel 0, _)]), _))], + _) => map (fn (x, y) => (x, Nullable y)) (getPargs (EFfiApp (m, x, [e]), #2 e)) | ECase (e, [((PCon (_, PConFfi {mod = "Basis", con = "True", ...}, _), _), @@ -492,6 +497,7 @@ | String => e | Bool => box [string "(", e, string " ? \"TRUE\" : \"FALSE\")"] | Time => box [string "uw_Basis_sqlifyTime(ctx, ", e, string ")"] + | Channel => box [string "uw_Basis_attrifyChannel(ctx, ", e, string ")"] | Nullable String => e | Nullable t => box [string "(", e, @@ -2102,6 +2108,7 @@ | TFfi ("Basis", "string") => "text" | TFfi ("Basis", "bool") => "bool" | TFfi ("Basis", "time") => "timestamp" + | TFfi ("Basis", "channel") => "int4" | _ => (ErrorMsg.errorAt loc "Don't know SQL equivalent of type"; Print.eprefaces' [("Type", p_typ env tAll)]; "ERROR")