diff options
author | 2008-11-06 19:43:48 -0500 | |
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committer | 2008-11-06 19:43:48 -0500 | |
commit | 24b68e6d7408f50023272e765687eab777596363 (patch) | |
tree | 36109508292ec57f01529ab31699ed8837d3f0c8 /src | |
parent | dd4d718ac9f0a9862ebef19beb568bbedcc85848 (diff) |
Tree demo working (and other assorted regressions fixed)
Diffstat (limited to 'src')
-rw-r--r-- | src/cjr_print.sml | 37 | ||||
-rw-r--r-- | src/elab_env.sig | 1 | ||||
-rw-r--r-- | src/elab_env.sml | 3 | ||||
-rw-r--r-- | src/elaborate.sml | 16 | ||||
-rw-r--r-- | src/monoize.sml | 16 | ||||
-rw-r--r-- | src/urweb.grm | 6 |
6 files changed, 71 insertions, 8 deletions
diff --git a/src/cjr_print.sml b/src/cjr_print.sml index 2485e317..3941fdd9 100644 --- a/src/cjr_print.sml +++ b/src/cjr_print.sml @@ -799,6 +799,43 @@ fun unurlify env (t, loc) = string "})"] end + | TOption t => + box [string "(request[0] == '/' ? ++request : request, ", + string "((!strncmp(request, \"None\", 4) ", + string "&& (request[4] == 0 || request[4] == '/')) ", + string "? (request += 4, NULL) ", + string ": ((!strncmp(request, \"Some\", 4) ", + string "&& request[4] == '/') ", + string "? (request += 5, ", + if isUnboxable t then + unurlify' rf (#1 t) + else + box [string "({", + newline, + p_typ env t, + space, + string "*tmp", + space, + string "=", + space, + string "uw_malloc(ctx, sizeof(", + p_typ env t, + string "));", + newline, + string "*tmp", + space, + string "=", + space, + unurlify' rf (#1 t), + string ";", + newline, + string "tmp;", + newline, + string "})"], + string ") :", + space, + string "(uw_error(ctx, FATAL, \"Error unurlifying option type\"), NULL))))"] + | _ => (ErrorMsg.errorAt loc "Unable to choose a URL decoding function"; space) in diff --git a/src/elab_env.sig b/src/elab_env.sig index 90cf8153..926837e1 100644 --- a/src/elab_env.sig +++ b/src/elab_env.sig @@ -74,6 +74,7 @@ signature ELAB_ENV = sig val pushENamed : env -> string -> Elab.con -> env * int val pushENamedAs : env -> string -> int -> Elab.con -> env val lookupENamed : env -> int -> string * Elab.con + val checkENamed : env -> int -> bool val lookupE : env -> string -> Elab.con var diff --git a/src/elab_env.sml b/src/elab_env.sml index 46f62727..05da56db 100644 --- a/src/elab_env.sml +++ b/src/elab_env.sml @@ -542,6 +542,9 @@ fun lookupENamed (env : env) n = NONE => raise UnboundNamed n | SOME x => x +fun checkENamed (env : env) n = + Option.isSome (IM.find (#namedE env, n)) + fun lookupE (env : env) x = case SM.find (#renameE env, x) of NONE => NotBound diff --git a/src/elaborate.sml b/src/elaborate.sml index f0beecdd..e84f5307 100644 --- a/src/elaborate.sml +++ b/src/elaborate.sml @@ -2282,9 +2282,15 @@ fun subSgn (env, denv) sgn1 (sgn2 as (_, loc2)) = let val env = case #1 h of L'.SgiCon (x, n, k, c) => - E.pushCNamedAs env x n k (SOME c) + if E.checkENamed env n then + env + else + E.pushCNamedAs env x n k (SOME c) | L'.SgiConAbs (x, n, k) => - E.pushCNamedAs env x n k NONE + if E.checkENamed env n then + env + else + E.pushCNamedAs env x n k NONE | _ => env in seek (E.sgiBinds env h, sgiBindsD (env, denv) h) t @@ -2391,12 +2397,12 @@ fun subSgn (env, denv) sgn1 (sgn2 as (_, loc2)) = fun good () = let - val env = E.sgiBinds env sgi2All + val env = E.sgiBinds env sgi1All val env = if n1 = n2 then env else - E.pushCNamedAs env x n1 k' - (SOME (L'.CNamed n2, loc)) + E.pushCNamedAs env x n2 k' + (SOME (L'.CNamed n1, loc)) in SOME (env, denv) end diff --git a/src/monoize.sml b/src/monoize.sml index 9e1a4d22..ee509f52 100644 --- a/src/monoize.sml +++ b/src/monoize.sml @@ -390,6 +390,22 @@ fun fooifyExp fk env = ((L'.EApp ((L'.ENamed n, loc), e), loc), fm) end + | L'.TOption t => + let + val (body, fm) = fooify fm ((L'.ERel 0, loc), t) + in + ((L'.ECase (e, + [((L'.PNone t, loc), + (L'.EPrim (Prim.String "None"), loc)), + + ((L'.PSome (t, (L'.PVar ("x", t), loc)), loc), + (L'.EStrcat ((L'.EPrim (Prim.String "Some/"), loc), + body), loc))], + {disc = tAll, + result = (L'.TFfi ("Basis", "string"), loc)}), loc), + fm) + end + | _ => (E.errorAt loc "Don't know how to encode attribute type"; Print.eprefaces' [("Type", MonoPrint.p_typ MonoEnv.empty tAll)]; (dummyExp, fm)) diff --git a/src/urweb.grm b/src/urweb.grm index 4ac14450..b49cd793 100644 --- a/src/urweb.grm +++ b/src/urweb.grm @@ -1236,7 +1236,7 @@ sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", In end end) - | LBRACE LBRACK eexp RBRACK RBRACE (eexp) + | LBRACE eexp RBRACE (eexp) | sqlexp EQ sqlexp (sql_compare ("eq", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right))) | sqlexp NE sqlexp (sql_compare ("ne", sqlexp1, sqlexp2, s (sqlexp1left, sqlexp2right))) @@ -1256,8 +1256,8 @@ sqlexp : TRUE (sql_inject (EVar (["Basis"], "True", In sqlexp), loc) end) - | LBRACE eexp RBRACE (sql_inject (#1 eexp, - s (LBRACEleft, RBRACEright))) + | LBRACE LBRACK eexp RBRACK RBRACE (sql_inject (#1 eexp, + s (LBRACEleft, RBRACEright))) | LPAREN sqlexp RPAREN (sqlexp) | NULL (sql_inject ((EVar (["Basis"], "None", Infer), |