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1 (* Copyright (c) 2008, 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 Mono = struct
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29
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30 type 'a located = 'a ErrorMsg.located
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31
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32 datatype datatype_kind = datatype Core.datatype_kind
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33
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34 datatype typ' =
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35 TFun of typ * typ
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36 | TRecord of (string * typ) list
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37 | TDatatype of int * (datatype_kind * (string * int * typ option) list) ref
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38 | TFfi of string * string
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39 | TOption of typ
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40
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41 withtype typ = typ' located
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42
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43 datatype patCon =
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44 PConVar of int
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45 | PConFfi of {mod : string, datatyp : string, con : string, arg : typ option}
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46
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47 datatype pat' =
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48 PWild
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49 | PVar of string * typ
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50 | PPrim of Prim.t
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51 | PCon of datatype_kind * patCon * pat option
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52 | PRecord of (string * pat * typ) list
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53 | PNone of typ
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54 | PSome of typ * pat
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55
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56 withtype pat = pat' located
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57
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58 datatype exp' =
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59 EPrim of Prim.t
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60 | ERel of int
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61 | ENamed of int
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62 | ECon of datatype_kind * patCon * exp option
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63 | ESome of typ * exp
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64 | EFfi of string * string
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65 | EFfiApp of string * string * exp list
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66 | EApp of exp * exp
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67 | EAbs of string * typ * typ * exp
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68
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69 | ERecord of (string * exp * typ) list
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70 | EField of exp * string
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71
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72 | ECase of exp * (pat * exp) list * { disc : typ, result : typ }
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73
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74 | EStrcat of exp * exp
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75
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76 | EError of exp * typ
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77
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78 | EWrite of exp
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79 | ESeq of exp * exp
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80 | ELet of string * typ * exp * exp
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81
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82 | EClosure of int * exp list
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83
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84 | EQuery of { exps : (string * typ) list,
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85 tables : (string * (string * typ) list) list,
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86 state : typ,
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87 query : exp,
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88 body : exp,
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89 initial : exp }
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90
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91
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92 withtype exp = exp' located
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93
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94 datatype decl' =
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95 DDatatype of string * int * (string * int * typ option) list
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96 | DVal of string * int * typ * exp * string
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97 | DValRec of (string * int * typ * exp * string) list
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98 | DExport of Core.export_kind * string * int * typ list
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99
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100 | DTable of string * (string * typ) list
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101 | DDatabase of string
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102
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103 withtype decl = decl' located
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104
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105 type file = decl list
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106
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107 end
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