adamc@14: (* Copyright (c) 2008, Adam Chlipala adamc@14: * All rights reserved. adamc@14: * adamc@14: * Redistribution and use in source and binary forms, with or without adamc@14: * modification, are permitted provided that the following conditions are met: adamc@14: * adamc@14: * - Redistributions of source code must retain the above copyright notice, adamc@14: * this list of conditions and the following disclaimer. adamc@14: * - Redistributions in binary form must reproduce the above copyright notice, adamc@14: * this list of conditions and the following disclaimer in the documentation adamc@14: * and/or other materials provided with the distribution. adamc@14: * - The names of contributors may not be used to endorse or promote products adamc@14: * derived from this software without specific prior written permission. adamc@14: * adamc@14: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" adamc@14: * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE adamc@14: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE adamc@14: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE adamc@14: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR adamc@14: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF adamc@14: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS adamc@14: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN adamc@14: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) adamc@14: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE adamc@14: * POSSIBILITY OF SUCH DAMAGE. adamc@14: *) adamc@14: adamc@14: structure Prim :> PRIM = struct adamc@14: adamc@14: datatype t = adamc@14: Int of Int64.int adamc@14: | Float of Real64.real adamc@14: | String of string adamc@14: adamc@14: open Print.PD adamc@14: open Print adamc@14: adamc@14: fun p_t t = adamc@14: case t of adamc@14: Int n => string (Int64.toString n) adamc@14: | Float n => string (Real64.toString n) adamc@14: | String s => box [string "\"", string s, string "\""] adamc@14: adamc@14: end