Mercurial > urweb
view src/search.sml @ 1560:63311c13d9f7
Added 'target' attribute for 'a' tag.
author | Vladimir Shabanov <vshabanoff@gmail.com> |
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date | Mon, 12 Sep 2011 00:43:41 +0400 |
parents | e97c6d335869 |
children |
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(* Copyright (c) 2008, Adam Chlipala * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * - The names of contributors may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. *) structure Search :> SEARCH = struct datatype ('state, 'abort) result = Return of 'abort | Continue of 'state type ('data, 'state, 'abort) mapfold_arg = 'data * 'state -> ('data * 'state, 'abort) result type ('data, 'state, 'abort) mapfolder = 'data -> 'state -> ('data * 'state, 'abort) result type ('context, 'data, 'state, 'abort) mapfolderB = 'context -> 'data -> 'state -> ('data * 'state, 'abort) result fun return2 v acc = Continue (v, acc) fun map (r, f) = case r of Continue acc => Continue (f acc) | Return x => Return x fun map2 (r, f) acc = case r acc of Continue (x, acc) => Continue (f x, acc) | Return x => Return x fun bind (r, f) = case r of Continue acc => f acc | Return x => Return x fun bind2 (r, f) acc = case r acc of Continue (x, acc) => f x acc | Return x => Return x fun bindP (r, f) = case r of Continue ((x, pos), acc) => map (f x acc, fn (x', acc') => ((x', pos), acc')) | Return x => Return x end