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