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1 (* Copyright (c) 2008-2010, 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 MonoOpt :> MONO_OPT = struct
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29
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30 open Mono
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31 structure U = MonoUtil
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32
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33 fun typ t = t
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34 fun decl d = d
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35
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36 fun attrifyInt n =
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37 if n < 0 then
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38 "-" ^ Int64.toString (Int64.~ n)
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39 else
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40 Int64.toString n
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41
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42 fun attrifyFloat n =
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43 if n < 0.0 then
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44 "-" ^ Real.toString (Real.~ n)
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45 else
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46 Real.toString n
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47
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48 fun attrifyChar ch =
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49 case ch of
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50 #"\"" => """
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51 | #"&" => "&"
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52 | ch => str ch
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53
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54 val attrifyString = String.translate attrifyChar
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55
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56
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57 val urlifyInt = attrifyInt
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58 val urlifyFloat = attrifyFloat
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59
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60 val htmlifyInt = attrifyInt
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61 val htmlifyFloat = attrifyFloat
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62
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63 val htmlifyString = String.translate (fn #"<" => "<"
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64 | #"&" => "&"
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65 | ch => str ch)
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66
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67 fun htmlifySpecialChar ch = "&#" ^ Int.toString (ord ch) ^ ";"
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68
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69 fun hexIt ch =
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70 let
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71 val s = Int.fmt StringCvt.HEX (ord ch)
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72 in
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73 case size s of
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74 0 => "00"
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75 | 1 => "0" ^ s
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76 | _ => s
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77 end
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78
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79 fun urlifyString s =
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80 case s of
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81 "" => "_"
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82 | _ =>
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83 (if String.sub (s, 0) = #"_" then
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84 "_"
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85 else
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86 "")
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87 ^ String.translate (fn #" " => "+"
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88 | ch => if Char.isAlphaNum ch then
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89 str ch
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90 else
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91 "." ^ hexIt ch) s
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92
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93
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94 fun sqlifyInt n = #p_cast (Settings.currentDbms ()) (attrifyInt n, Settings.Int)
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95 fun sqlifyFloat n = #p_cast (Settings.currentDbms ()) (attrifyFloat n, Settings.Float)
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96
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97 fun sqlifyString s = #sqlifyString (Settings.currentDbms ()) s
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98 fun sqlifyChar ch = #sqlifyString (Settings.currentDbms ()) (str ch)
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99
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100 fun unAs s =
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101 let
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102 fun doChars (cs, acc) =
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103 case cs of
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104 #"T" :: #"_" :: #"T" :: #"." :: cs => doChars (cs, acc)
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105 | #"'" :: cs => doString (cs, acc)
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106 | ch :: cs => doChars (cs, ch :: acc)
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107 | [] => String.implode (rev acc)
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108
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109 and doString (cs, acc) =
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110 case cs of
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111 #"\\" :: #"\\" :: cs => doString (cs, #"\\" :: #"\\" :: acc)
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112 | #"\\" :: #"'" :: cs => doString (cs, #"'" :: #"\\" :: acc)
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113 | #"'" :: cs => doChars (cs, #"'" :: acc)
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114 | ch :: cs => doString (cs, ch :: acc)
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115 | [] => String.implode (rev acc)
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116 in
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117 doChars (String.explode s, [])
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118 end
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119
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120 fun checkUrl s = CharVector.all Char.isGraph s andalso Settings.checkUrl s
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121
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122 fun exp e =
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123 case e of
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124 EPrim (Prim.String s) =>
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125 let
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126 val (_, chs) =
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127 CharVector.foldl (fn (ch, (lastSpace, chs)) =>
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128 let
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129 val isSpace = Char.isSpace ch
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130 in
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131 if isSpace andalso lastSpace then
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132 (true, chs)
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133 else
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134 (isSpace, ch :: chs)
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135 end)
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136 (false, []) s
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137 in
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138 EPrim (Prim.String (String.implode (rev chs)))
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139 end
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140
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141 | EFfiApp ("Basis", "strcat", [e1, e2]) => exp (EStrcat (e1, e2))
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142
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143 | EStrcat ((EPrim (Prim.String s1), loc), (EPrim (Prim.String s2), _)) =>
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144 let
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145 val s =
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146 if size s1 > 0 andalso size s2 > 0
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147 andalso Char.isSpace (String.sub (s1, size s1 - 1))
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148 andalso Char.isSpace (String.sub (s2, 0)) then
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149 s1 ^ String.extract (s2, 1, NONE)
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150 else
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151 s1 ^ s2
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152 in
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153 EPrim (Prim.String s)
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154 end
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155
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156 | EStrcat ((EPrim (Prim.String s1), loc), (EStrcat ((EPrim (Prim.String s2), _), rest), _)) =>
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157 let
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158 val s =
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159 if size s1 > 0 andalso size s2 > 0
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160 andalso Char.isSpace (String.sub (s1, size s1 - 1))
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161 andalso Char.isSpace (String.sub (s2, 0)) then
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162 s1 ^ String.extract (s2, 1, NONE)
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163 else
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164 s1 ^ s2
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165 in
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166 EStrcat ((EPrim (Prim.String s), loc), rest)
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167 end
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168
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169 | EStrcat ((EStrcat (e1, e2), loc), e3) =>
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170 optExp (EStrcat (e1, (EStrcat (e2, e3), loc)), loc)
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171
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172 | EWrite (EStrcat (e1, e2), loc) =>
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173 ESeq ((optExp (EWrite e1, loc), loc),
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174 (optExp (EWrite e2, loc), loc))
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175
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176 | ESeq ((EWrite (EPrim (Prim.String s1), _), loc),
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177 (EWrite (EPrim (Prim.String s2), _), _)) =>
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178 EWrite (EPrim (Prim.String (s1 ^ s2)), loc)
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179 | ESeq ((EWrite (EPrim (Prim.String s1), _), loc),
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180 (ESeq ((EWrite (EPrim (Prim.String s2), _), _),
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181 e), _)) =>
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182 ESeq ((EWrite (EPrim (Prim.String (s1 ^ s2)), loc), loc),
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183 e)
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184
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185 | EFfiApp ("Basis", "htmlifySpecialChar", [(EPrim (Prim.Char ch), _)]) =>
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186 EPrim (Prim.String (htmlifySpecialChar ch))
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187 | EWrite (EFfiApp ("Basis", "htmlifySpecialChar", [e]), _) =>
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188 EFfiApp ("Basis", "htmlifySpecialChar_w", [e])
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189
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190 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "intToString", [(EPrim (Prim.Int n), _)]), _)]) =>
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191 EPrim (Prim.String (htmlifyInt n))
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192 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "intToString", es), _)]) =>
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193 EFfiApp ("Basis", "htmlifyInt", es)
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194 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "intToString"), _),
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195 (EPrim (Prim.Int n), _)), _)]) =>
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196 EPrim (Prim.String (htmlifyInt n))
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197 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "intToString"), _),
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198 e), _)]) =>
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199 EFfiApp ("Basis", "htmlifyInt", [e])
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200 | EWrite (EFfiApp ("Basis", "htmlifyInt", [e]), _) =>
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201 EFfiApp ("Basis", "htmlifyInt_w", [e])
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202
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203 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "floatToString", [(EPrim (Prim.Float n), _)]), _)]) =>
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204 EPrim (Prim.String (htmlifyFloat n))
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205 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "floatToString", es), _)]) =>
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206 EFfiApp ("Basis", "htmlifyFloat", es)
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207 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "floatToString"), _),
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208 (EPrim (Prim.Float n), _)), _)]) =>
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209 EPrim (Prim.String (htmlifyFloat n))
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210 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "floatToString"), _),
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211 e), _)]) =>
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212 EFfiApp ("Basis", "htmlifyFloat", [e])
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213 | EWrite (EFfiApp ("Basis", "htmlifyFloat", [e]), _) =>
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214 EFfiApp ("Basis", "htmlifyFloat_w", [e])
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215
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216 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "boolToString",
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217 [(ECon (Enum, PConFfi {con = "True", ...}, NONE), _)]), _)]) =>
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218 EPrim (Prim.String "True")
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219 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "boolToString",
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220 [(ECon (Enum, PConFfi {con = "False", ...}, NONE), _)]), _)]) =>
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221 EPrim (Prim.String "False")
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222 | EFfiApp ("Basis", "htmlifyString", [(EFfiApp ("Basis", "boolToString", es), _)]) =>
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223 EFfiApp ("Basis", "htmlifyBool", es)
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224 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "boolToString"), _),
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225 (ECon (Enum, PConFfi {con = "True", ...}, NONE), _)), _)]) =>
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226 EPrim (Prim.String "True")
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227 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "boolToString"), _),
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228 (ECon (Enum, PConFfi {con = "False", ...}, NONE), _)), _)]) =>
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229 EPrim (Prim.String "False")
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230 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "boolToString"), _),
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231 e), _)]) =>
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232 EFfiApp ("Basis", "htmlifyBool", [e])
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233 | EWrite (EFfiApp ("Basis", "htmlifyBool", [e]), _) =>
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234 EFfiApp ("Basis", "htmlifyBool_w", [e])
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235
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236 | EFfiApp ("Basis", "htmlifyString", [(EApp ((EFfi ("Basis", "timeToString"), _), e), _)]) =>
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237 EFfiApp ("Basis", "htmlifyTime", [e])
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238 | EFfiApp ("Basis", "htmlifyString_w", [(EApp ((EFfi ("Basis", "timeToString"), _), e), _)]) =>
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239 EFfiApp ("Basis", "htmlifyTime_w", [e])
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240 | EWrite (EFfiApp ("Basis", "htmlifyTime", [e]), _) =>
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241 EFfiApp ("Basis", "htmlifyTime_w", [e])
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242
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243 | EFfiApp ("Basis", "htmlifyString", [(EPrim (Prim.String s), _)]) =>
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244 EPrim (Prim.String (htmlifyString s))
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245 | EWrite (EFfiApp ("Basis", "htmlifyString", [(EPrim (Prim.String s), _)]), loc) =>
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246 EWrite (EPrim (Prim.String (htmlifyString s)), loc)
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247 | EWrite (EFfiApp ("Basis", "htmlifyString", [e]), _) =>
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248 EFfiApp ("Basis", "htmlifyString_w", [e])
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249 | EFfiApp ("Basis", "htmlifyString_w", [(EPrim (Prim.String s), loc)]) =>
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250 EWrite (EPrim (Prim.String (htmlifyString s)), loc)
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251
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252 | EWrite (EFfiApp ("Basis", "htmlifySource", [e]), _) =>
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adam@1446
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253 EFfiApp ("Basis", "htmlifySource_w", [e])
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adam@1446
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254
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adamc@107
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255 | EFfiApp ("Basis", "attrifyInt", [(EPrim (Prim.Int n), _)]) =>
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adamc@107
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256 EPrim (Prim.String (attrifyInt n))
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257 | EWrite (EFfiApp ("Basis", "attrifyInt", [(EPrim (Prim.Int n), _)]), loc) =>
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258 EWrite (EPrim (Prim.String (attrifyInt n)), loc)
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259 | EWrite (EFfiApp ("Basis", "attrifyInt", [e]), _) =>
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260 EFfiApp ("Basis", "attrifyInt_w", [e])
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adamc@107
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261
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262 | EFfiApp ("Basis", "attrifyFloat", [(EPrim (Prim.Float n), _)]) =>
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263 EPrim (Prim.String (attrifyFloat n))
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264 | EWrite (EFfiApp ("Basis", "attrifyFloat", [(EPrim (Prim.Float n), _)]), loc) =>
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265 EWrite (EPrim (Prim.String (attrifyFloat n)), loc)
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adamc@106
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266 | EWrite (EFfiApp ("Basis", "attrifyFloat", [e]), _) =>
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adamc@106
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267 EFfiApp ("Basis", "attrifyFloat_w", [e])
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adamc@107
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268
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adamc@107
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269 | EFfiApp ("Basis", "attrifyString", [(EPrim (Prim.String s), _)]) =>
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adamc@107
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270 EPrim (Prim.String (attrifyString s))
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adamc@107
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271 | EWrite (EFfiApp ("Basis", "attrifyString", [(EPrim (Prim.String s), _)]), loc) =>
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adamc@107
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272 EWrite (EPrim (Prim.String (attrifyString s)), loc)
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adamc@106
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273 | EWrite (EFfiApp ("Basis", "attrifyString", [e]), _) =>
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adamc@106
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274 EFfiApp ("Basis", "attrifyString_w", [e])
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adamc@106
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275
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adamc@1011
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276 | EFfiApp ("Basis", "attrifyChar", [(EPrim (Prim.Char s), _)]) =>
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adamc@1011
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277 EPrim (Prim.String (attrifyChar s))
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278 | EWrite (EFfiApp ("Basis", "attrifyChar", [(EPrim (Prim.Char s), _)]), loc) =>
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279 EWrite (EPrim (Prim.String (attrifyChar s)), loc)
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adamc@1011
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280 | EWrite (EFfiApp ("Basis", "attrifyChar", [e]), _) =>
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adamc@1011
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281 EFfiApp ("Basis", "attrifyChar_w", [e])
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282
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283 | EFfiApp ("Basis", "attrifyCss_class", [(EPrim (Prim.String s), _)]) =>
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adamc@721
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284 EPrim (Prim.String s)
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adamc@721
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285 | EWrite (EFfiApp ("Basis", "attrifyCss_class", [(EPrim (Prim.String s), _)]), loc) =>
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adamc@721
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286 EWrite (EPrim (Prim.String s), loc)
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adamc@721
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287 | EWrite (EFfiApp ("Basis", "attrifyCss_class", [e]), _) =>
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adamc@721
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288 EFfiApp ("Basis", "attrifyString_w", [e])
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adamc@721
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289
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adamc@120
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290 | EFfiApp ("Basis", "urlifyInt", [(EPrim (Prim.Int n), _)]) =>
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adamc@120
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291 EPrim (Prim.String (urlifyInt n))
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adamc@120
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292 | EWrite (EFfiApp ("Basis", "urlifyInt", [(EPrim (Prim.Int n), _)]), loc) =>
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adamc@120
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293 EWrite (EPrim (Prim.String (urlifyInt n)), loc)
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adamc@120
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294 | EWrite (EFfiApp ("Basis", "urlifyInt", [e]), _) =>
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adamc@120
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295 EFfiApp ("Basis", "urlifyInt_w", [e])
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adamc@120
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296
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adamc@120
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297 | EFfiApp ("Basis", "urlifyFloat", [(EPrim (Prim.Float n), _)]) =>
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adamc@120
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298 EPrim (Prim.String (urlifyFloat n))
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adamc@120
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299 | EWrite (EFfiApp ("Basis", "urlifyFloat", [(EPrim (Prim.Float n), _)]), loc) =>
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adamc@120
|
300 EWrite (EPrim (Prim.String (urlifyFloat n)), loc)
|
adamc@120
|
301 | EWrite (EFfiApp ("Basis", "urlifyFloat", [e]), _) =>
|
adamc@120
|
302 EFfiApp ("Basis", "urlifyFloat_w", [e])
|
adamc@120
|
303
|
adamc@120
|
304 | EFfiApp ("Basis", "urlifyString", [(EPrim (Prim.String s), _)]) =>
|
adamc@120
|
305 EPrim (Prim.String (urlifyString s))
|
adamc@120
|
306 | EWrite (EFfiApp ("Basis", "urlifyString", [(EPrim (Prim.String s), _)]), loc) =>
|
adamc@120
|
307 EWrite (EPrim (Prim.String (urlifyString s)), loc)
|
adamc@120
|
308 | EWrite (EFfiApp ("Basis", "urlifyString", [e]), _) =>
|
adamc@120
|
309 EFfiApp ("Basis", "urlifyString_w", [e])
|
adamc@120
|
310
|
adamc@188
|
311 | EFfiApp ("Basis", "urlifyBool", [(ECon (Enum, PConFfi {con = "True", ...}, NONE), _)]) =>
|
adamc@187
|
312 EPrim (Prim.String "1")
|
adamc@188
|
313 | EFfiApp ("Basis", "urlifyBool", [(ECon (Enum, PConFfi {con = "False", ...}, NONE), _)]) =>
|
adamc@187
|
314 EPrim (Prim.String "0")
|
adamc@188
|
315 | EWrite (EFfiApp ("Basis", "urlifyBool", [(ECon (Enum, PConFfi {con = "True", ...}, NONE), _)]), loc) =>
|
adamc@187
|
316 EWrite (EPrim (Prim.String "1"), loc)
|
adamc@188
|
317 | EWrite (EFfiApp ("Basis", "urlifyBool", [(ECon (Enum, PConFfi {con = "False", ...}, NONE), _)]), loc) =>
|
adamc@187
|
318 EWrite (EPrim (Prim.String "0"), loc)
|
adamc@187
|
319 | EWrite (EFfiApp ("Basis", "urlifyBool", [e]), _) =>
|
adamc@187
|
320 EFfiApp ("Basis", "urlifyBool_w", [e])
|
adamc@187
|
321
|
adamc@253
|
322 | EFfiApp ("Basis", "sqlifyInt", [(EPrim (Prim.Int n), _)]) =>
|
adamc@253
|
323 EPrim (Prim.String (sqlifyInt n))
|
adamc@467
|
324 | EFfiApp ("Basis", "sqlifyIntN", [(ENone _, _)]) =>
|
adamc@467
|
325 EPrim (Prim.String "NULL")
|
adamc@467
|
326 | EFfiApp ("Basis", "sqlifyIntN", [(ESome (_, (EPrim (Prim.Int n), _)), _)]) =>
|
adamc@467
|
327 EPrim (Prim.String (sqlifyInt n))
|
adamc@467
|
328
|
adamc@253
|
329 | EFfiApp ("Basis", "sqlifyFloat", [(EPrim (Prim.Float n), _)]) =>
|
adamc@253
|
330 EPrim (Prim.String (sqlifyFloat n))
|
adamc@253
|
331 | EFfiApp ("Basis", "sqlifyBool", [b as (_, loc)]) =>
|
adamc@253
|
332 optExp (ECase (b,
|
adamc@253
|
333 [((PCon (Enum, PConFfi {mod = "Basis", datatyp = "bool", con = "True", arg = NONE}, NONE), loc),
|
adamc@1014
|
334 (EPrim (Prim.String (#trueString (Settings.currentDbms ()))), loc)),
|
adamc@253
|
335 ((PCon (Enum, PConFfi {mod = "Basis", datatyp = "bool", con = "False", arg = NONE}, NONE), loc),
|
adamc@1014
|
336 (EPrim (Prim.String (#falseString (Settings.currentDbms ()))), loc))],
|
adamc@253
|
337 {disc = (TFfi ("Basis", "bool"), loc),
|
adamc@253
|
338 result = (TFfi ("Basis", "string"), loc)}), loc)
|
adamc@253
|
339 | EFfiApp ("Basis", "sqlifyString", [(EPrim (Prim.String n), _)]) =>
|
adamc@253
|
340 EPrim (Prim.String (sqlifyString n))
|
adamc@1011
|
341 | EFfiApp ("Basis", "sqlifyChar", [(EPrim (Prim.Char n), _)]) =>
|
adamc@1011
|
342 EPrim (Prim.String (sqlifyChar n))
|
adamc@253
|
343
|
adamc@184
|
344 | EWrite (ECase (discE, pes, {disc, ...}), loc) =>
|
adamc@184
|
345 optExp (ECase (discE,
|
adamc@184
|
346 map (fn (p, e) => (p, (EWrite e, loc))) pes,
|
adamc@184
|
347 {disc = disc,
|
adamc@184
|
348 result = (TRecord [], loc)}), loc)
|
adamc@184
|
349
|
adamc@495
|
350 | EApp ((ECase (discE, pes, {disc, result = (TFun (_, ran), _)}), loc), arg as (ERecord [], _)) =>
|
adamc@453
|
351 let
|
adamc@453
|
352 fun doBody e =
|
adamc@453
|
353 case #1 e of
|
adamc@453
|
354 EAbs (_, _, _, body) => MonoReduce.subExpInExp (0, arg) body
|
adamc@453
|
355 | _ => (EApp (e, arg), loc)
|
adamc@453
|
356 in
|
adamc@453
|
357 optExp (ECase (discE,
|
adamc@453
|
358 map (fn (p, e) => (p, doBody e)) pes,
|
adamc@453
|
359 {disc = disc,
|
adamc@495
|
360 result = ran}), loc)
|
adamc@453
|
361 end
|
adamc@453
|
362
|
adamc@331
|
363 | EWrite (EQuery {exps, tables, state, query,
|
adamc@331
|
364 initial = (EPrim (Prim.String ""), _),
|
adamc@331
|
365 body = (EStrcat ((EPrim (Prim.String s), _),
|
adamc@331
|
366 (EStrcat ((ERel 0, _),
|
adamc@331
|
367 e'), _)), _)}, loc) =>
|
adamc@331
|
368 if CharVector.all Char.isSpace s then
|
adamc@331
|
369 EQuery {exps = exps, tables = tables, query = query,
|
adamc@331
|
370 state = (TRecord [], loc),
|
adamc@331
|
371 initial = (ERecord [], loc),
|
adamc@331
|
372 body = (optExp (EWrite e', loc), loc)}
|
adamc@331
|
373 else
|
adamc@331
|
374 e
|
adamc@331
|
375
|
adamc@334
|
376 | EWrite (EQuery {exps, tables, state, query,
|
adamc@334
|
377 initial = (EPrim (Prim.String ""), _),
|
adamc@486
|
378 body}, loc) =>
|
adamc@486
|
379 let
|
adamc@486
|
380 fun passLets (depth, (e', _), lets) =
|
adamc@486
|
381 case e' of
|
adamc@486
|
382 EStrcat ((ERel x, _), e'') =>
|
adamc@486
|
383 if x = depth then
|
adamc@486
|
384 let
|
adamc@486
|
385 val body = (optExp (EWrite e'', loc), loc)
|
adamc@486
|
386 val body = foldl (fn ((x, t, e'), e) =>
|
adamc@486
|
387 (ELet (x, t, e', e), loc))
|
adamc@486
|
388 body lets
|
adamc@486
|
389 in
|
adamc@486
|
390 EQuery {exps = exps, tables = tables, query = query,
|
adamc@486
|
391 state = (TRecord [], loc),
|
adamc@486
|
392 initial = (ERecord [], loc),
|
adamc@486
|
393 body = body}
|
adamc@486
|
394 end
|
adamc@486
|
395 else
|
adamc@486
|
396 e
|
adamc@486
|
397 | ELet (x, t, e', e'') =>
|
adamc@486
|
398 passLets (depth + 1, e'', (x, t, e') :: lets)
|
adamc@486
|
399 | _ => e
|
adamc@486
|
400 in
|
adamc@486
|
401 passLets (0, body, [])
|
adamc@486
|
402 end
|
adamc@486
|
403
|
adamc@486
|
404 (*| EWrite (EQuery {exps, tables, state, query,
|
adamc@486
|
405 initial = (EPrim (Prim.String ""), _),
|
adamc@334
|
406 body = (EStrcat ((ERel 0, _), e'), _)}, loc) =>
|
adamc@334
|
407 EQuery {exps = exps, tables = tables, query = query,
|
adamc@334
|
408 state = (TRecord [], loc),
|
adamc@334
|
409 initial = (ERecord [], loc),
|
adamc@486
|
410 body = (optExp (EWrite e', loc), loc)}*)
|
adamc@334
|
411
|
adamc@340
|
412 | EWrite (ELet (x, t, e1, e2), loc) =>
|
adamc@340
|
413 optExp (ELet (x, t, e1, (EWrite e2, loc)), loc)
|
adamc@340
|
414
|
adamc@451
|
415 | EWrite (EPrim (Prim.String ""), loc) =>
|
adamc@451
|
416 ERecord []
|
adamc@451
|
417
|
adamc@572
|
418 | ESignalBind ((ESignalReturn e1, loc), e2) =>
|
adamc@572
|
419 optExp (EApp (e2, e1), loc)
|
adamc@572
|
420
|
adamc@717
|
421 | EFfiApp ("Basis", "bless", [(se as EPrim (Prim.String s), loc)]) =>
|
adamc@1065
|
422 (if checkUrl s then
|
adamc@717
|
423 ()
|
adamc@717
|
424 else
|
adamc@769
|
425 ErrorMsg.errorAt loc ("Invalid URL " ^ s ^ " passed to 'bless'");
|
adamc@717
|
426 se)
|
adamc@1065
|
427 | EFfiApp ("Basis", "checkUrl", [(se as EPrim (Prim.String s), loc)]) =>
|
adamc@1065
|
428 (if checkUrl s then
|
adamc@1065
|
429 ESome ((TFfi ("Basis", "string"), loc), (se, loc))
|
adamc@1065
|
430 else
|
adamc@1065
|
431 ENone (TFfi ("Basis", "string"), loc))
|
adamc@741
|
432 | EFfiApp ("Basis", "blessMime", [(se as EPrim (Prim.String s), loc)]) =>
|
adamc@769
|
433 (if Settings.checkMime s then
|
adamc@741
|
434 ()
|
adamc@741
|
435 else
|
adamc@769
|
436 ErrorMsg.errorAt loc ("Invalid string " ^ s ^ " passed to 'blessMime'");
|
adamc@741
|
437 se)
|
adamc@717
|
438
|
adamc@714
|
439 | EFfiApp ("Basis", "checkString", [(EPrim (Prim.String s), loc)]) =>
|
adamc@714
|
440 let
|
adamc@714
|
441 fun uwify (cs, acc) =
|
adamc@714
|
442 case cs of
|
adamc@714
|
443 [] => String.concat (rev acc)
|
adamc@714
|
444 | #"(" :: #"_" :: cs => uwify (cs, "(uw_" :: acc)
|
adamc@714
|
445 | #" " :: #"_" :: cs => uwify (cs, " uw_" :: acc)
|
adamc@714
|
446 | #"'" :: cs =>
|
adamc@714
|
447 let
|
adamc@714
|
448 fun waitItOut (cs, acc) =
|
adamc@714
|
449 case cs of
|
adamc@714
|
450 [] => raise Fail "MonoOpt: Unterminated SQL string literal"
|
adamc@714
|
451 | #"'" :: cs => uwify (cs, "'" :: acc)
|
adamc@714
|
452 | #"\\" :: #"'" :: cs => waitItOut (cs, "\\'" :: acc)
|
adamc@714
|
453 | #"\\" :: #"\\" :: cs => waitItOut (cs, "\\\\" :: acc)
|
adamc@714
|
454 | c :: cs => waitItOut (cs, str c :: acc)
|
adamc@714
|
455 in
|
adamc@714
|
456 waitItOut (cs, "'" :: acc)
|
adamc@714
|
457 end
|
adamc@714
|
458 | c :: cs => uwify (cs, str c :: acc)
|
adamc@714
|
459
|
adamc@714
|
460 val s = case String.explode s of
|
adamc@714
|
461 #"_" :: cs => uwify (cs, ["uw_"])
|
adamc@714
|
462 | cs => uwify (cs, [])
|
adamc@714
|
463 in
|
adamc@714
|
464 EPrim (Prim.String s)
|
adamc@714
|
465 end
|
adamc@714
|
466
|
adamc@754
|
467 | EFfiApp ("Basis", "viewify", [(EPrim (Prim.String s), loc)]) =>
|
adamc@754
|
468 let
|
adamc@754
|
469 fun uwify (cs, acc) =
|
adamc@754
|
470 case cs of
|
adamc@754
|
471 [] => String.concat (rev acc)
|
adamc@754
|
472 | #"A" :: #"S" :: #" " :: #"_" :: cs => uwify (cs, "AS uw_" :: acc)
|
adamc@754
|
473 | #"'" :: cs =>
|
adamc@754
|
474 let
|
adamc@754
|
475 fun waitItOut (cs, acc) =
|
adamc@754
|
476 case cs of
|
adamc@754
|
477 [] => raise Fail "MonoOpt: Unterminated SQL string literal"
|
adamc@754
|
478 | #"'" :: cs => uwify (cs, "'" :: acc)
|
adamc@754
|
479 | #"\\" :: #"'" :: cs => waitItOut (cs, "\\'" :: acc)
|
adamc@754
|
480 | #"\\" :: #"\\" :: cs => waitItOut (cs, "\\\\" :: acc)
|
adamc@754
|
481 | c :: cs => waitItOut (cs, str c :: acc)
|
adamc@754
|
482 in
|
adamc@754
|
483 waitItOut (cs, "'" :: acc)
|
adamc@754
|
484 end
|
adamc@754
|
485 | c :: cs => uwify (cs, str c :: acc)
|
adamc@754
|
486
|
adamc@754
|
487 val s = uwify (String.explode s, [])
|
adamc@754
|
488 in
|
adamc@754
|
489 EPrim (Prim.String s)
|
adamc@754
|
490 end
|
adamc@754
|
491
|
adamc@874
|
492 | EFfiApp ("Basis", "unAs", [(EPrim (Prim.String s), _)]) =>
|
adamc@874
|
493 EPrim (Prim.String (unAs s))
|
adamc@874
|
494 | EFfiApp ("Basis", "unAs", [e']) =>
|
adamc@874
|
495 let
|
adamc@874
|
496 fun parts (e as (_, loc)) =
|
adamc@874
|
497 case #1 e of
|
adamc@874
|
498 EStrcat (s1, s2) =>
|
adamc@874
|
499 (case (parts s1, parts s2) of
|
adamc@874
|
500 (SOME p1, SOME p2) => SOME (p1 @ p2)
|
adamc@874
|
501 | _ => NONE)
|
adamc@874
|
502 | EPrim (Prim.String s) => SOME [(EPrim (Prim.String (unAs s)), loc)]
|
adamc@874
|
503 | EFfiApp ("Basis", f, [_]) =>
|
adamc@874
|
504 if String.isPrefix "sqlify" f then
|
adamc@874
|
505 SOME [e]
|
adamc@874
|
506 else
|
adamc@874
|
507 NONE
|
adamc@874
|
508 | _ => NONE
|
adamc@874
|
509 in
|
adamc@874
|
510 case parts e' of
|
adamc@874
|
511 SOME [e] => #1 e
|
adamc@874
|
512 | SOME es =>
|
adamc@874
|
513 (case rev es of
|
adamc@874
|
514 (e as (_, loc)) :: es => #1 (foldl (fn (e, es) => (EStrcat (e, es), loc)) e es)
|
adamc@874
|
515 | [] => raise Fail "MonoOpt impossible nil")
|
adamc@874
|
516 | NONE => e
|
adamc@874
|
517 end
|
adamc@1024
|
518
|
adamc@1024
|
519 | EFfiApp ("Basis", "str1", [(EPrim (Prim.Char ch), _)]) =>
|
adamc@1024
|
520 EPrim (Prim.String (str ch))
|
adamc@1024
|
521 | EFfiApp ("Basis", "attrifyString", [(EFfiApp ("Basis", "str1", [e]), _)]) =>
|
adamc@1024
|
522 EFfiApp ("Basis", "attrifyChar", [e])
|
adamc@1024
|
523 | EFfiApp ("Basis", "attrifyString_w", [(EFfiApp ("Basis", "str1", [e]), _)]) =>
|
adamc@1024
|
524 EFfiApp ("Basis", "attrifyChar_w", [e])
|
adam@1287
|
525
|
adam@1360
|
526 | EBinop (_, "+", (EPrim (Prim.Int n1), _), (EPrim (Prim.Int n2), _)) => EPrim (Prim.Int (Int64.+ (n1, n2)))
|
adamc@874
|
527
|
adamc@96
|
528 | _ => e
|
adamc@96
|
529
|
adamc@105
|
530 and optExp e = #1 (U.Exp.map {typ = typ, exp = exp} e)
|
adamc@105
|
531
|
adamc@96
|
532 val optimize = U.File.map {typ = typ, exp = exp, decl = decl}
|
adamc@96
|
533
|
adamc@506
|
534 val optExp = U.Exp.map {typ = typ, exp = exp}
|
adamc@506
|
535
|
adamc@96
|
536 end
|