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Better error messages about server-side use of client-side functions
author Adam Chlipala <adam@chlipala.net>
date Mon, 14 Nov 2011 09:15:10 -0500
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children 217384f4b8ea
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1594:d9de8b3f8167 1595:154cfe2eb366
1 (* Copyright (c) 2011, Adam Chlipala
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * - Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
9 * - Redistributions in binary form must reproduce the above copyright notice,
10 * this list of conditions and the following disclaimer in the documentation
11 * and/or other materials provided with the distribution.
12 * - The names of contributors may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 *)
27
28 structure SideCheck :> SIDE_CHECK = struct
29
30 open Mono
31
32 structure E = ErrorMsg
33
34 structure FS = BinarySetFn(struct
35 type ord_key = string * string
36 fun compare ((x1, y1), (x2, y2)) = Order.join (String.compare (x1, x2),
37 fn () => String.compare (y1, y2))
38 end)
39
40 fun check ds =
41 let
42 val fs = MonoUtil.File.fold {typ = fn (_, fs) => fs,
43 exp = fn (e, fs) =>
44 case e of
45 EFfi k => FS.add (fs, k)
46 | EFfiApp (k1, k2, _) => FS.add (fs, (k1, k2))
47 | _ => fs,
48 decl = fn (_, fs) => fs}
49 FS.empty ds
50 in
51 FS.app (fn k as (k1, k2) =>
52 if Settings.isClientOnly k then
53 E.error ("Server-side code uses client-side-only identifier \"" ^ k1 ^ "." ^ k2 ^ "\"")
54 else
55 ()) fs;
56 ds
57 end
58
59 end