annotate src/sidecheck.sml @ 1595:154cfe2eb366

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