2 // Copyright Aleksey Gurtovoy 2000-2004
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4 // Distributed under the Boost Software License, Version 1.0.
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5 // (See accompanying file LICENSE_1_0.txt or copy at
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6 // http://www.boost.org/LICENSE_1_0.txt)
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9 // Preprocessed version of "boost/mpl/aux_/reverse_fold_impl.hpp" header
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10 // -- DO NOT modify by hand!
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12 namespace boost { namespace mpl { namespace aux {
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14 /// forward declaration
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21 , typename BackwardOp
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22 , typename ForwardOp
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24 struct reverse_fold_impl;
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30 , typename BackwardOp
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31 , typename ForwardOp
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33 struct reverse_fold_impl< 0,First,Last,State,BackwardOp,ForwardOp >
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35 typedef First iter0;
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36 typedef State fwd_state0;
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37 typedef fwd_state0 bkwd_state0;
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38 typedef bkwd_state0 state;
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39 typedef iter0 iterator;
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46 , typename BackwardOp
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47 , typename ForwardOp
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49 struct reverse_fold_impl< 1,First,Last,State,BackwardOp,ForwardOp >
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51 typedef First iter0;
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52 typedef State fwd_state0;
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53 typedef typename apply2< ForwardOp, fwd_state0, typename deref<iter0>::type >::type fwd_state1;
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54 typedef typename mpl::next<iter0>::type iter1;
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57 typedef fwd_state1 bkwd_state1;
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58 typedef typename apply2< BackwardOp, bkwd_state1, typename deref<iter0>::type >::type bkwd_state0;
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59 typedef bkwd_state0 state;
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60 typedef iter1 iterator;
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67 , typename BackwardOp
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68 , typename ForwardOp
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70 struct reverse_fold_impl< 2,First,Last,State,BackwardOp,ForwardOp >
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72 typedef First iter0;
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73 typedef State fwd_state0;
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74 typedef typename apply2< ForwardOp, fwd_state0, typename deref<iter0>::type >::type fwd_state1;
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75 typedef typename mpl::next<iter0>::type iter1;
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76 typedef typename apply2< ForwardOp, fwd_state1, typename deref<iter1>::type >::type fwd_state2;
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77 typedef typename mpl::next<iter1>::type iter2;
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80 typedef fwd_state2 bkwd_state2;
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81 typedef typename apply2< BackwardOp, bkwd_state2, typename deref<iter1>::type >::type bkwd_state1;
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82 typedef typename apply2< BackwardOp, bkwd_state1, typename deref<iter0>::type >::type bkwd_state0;
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85 typedef bkwd_state0 state;
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86 typedef iter2 iterator;
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93 , typename BackwardOp
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94 , typename ForwardOp
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96 struct reverse_fold_impl< 3,First,Last,State,BackwardOp,ForwardOp >
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98 typedef First iter0;
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99 typedef State fwd_state0;
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100 typedef typename apply2< ForwardOp, fwd_state0, typename deref<iter0>::type >::type fwd_state1;
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101 typedef typename mpl::next<iter0>::type iter1;
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102 typedef typename apply2< ForwardOp, fwd_state1, typename deref<iter1>::type >::type fwd_state2;
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103 typedef typename mpl::next<iter1>::type iter2;
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104 typedef typename apply2< ForwardOp, fwd_state2, typename deref<iter2>::type >::type fwd_state3;
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105 typedef typename mpl::next<iter2>::type iter3;
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108 typedef fwd_state3 bkwd_state3;
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109 typedef typename apply2< BackwardOp, bkwd_state3, typename deref<iter2>::type >::type bkwd_state2;
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110 typedef typename apply2< BackwardOp, bkwd_state2, typename deref<iter1>::type >::type bkwd_state1;
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111 typedef typename apply2< BackwardOp, bkwd_state1, typename deref<iter0>::type >::type bkwd_state0;
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114 typedef bkwd_state0 state;
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115 typedef iter3 iterator;
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122 , typename BackwardOp
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123 , typename ForwardOp
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125 struct reverse_fold_impl< 4,First,Last,State,BackwardOp,ForwardOp >
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127 typedef First iter0;
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128 typedef State fwd_state0;
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129 typedef typename apply2< ForwardOp, fwd_state0, typename deref<iter0>::type >::type fwd_state1;
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130 typedef typename mpl::next<iter0>::type iter1;
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131 typedef typename apply2< ForwardOp, fwd_state1, typename deref<iter1>::type >::type fwd_state2;
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132 typedef typename mpl::next<iter1>::type iter2;
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133 typedef typename apply2< ForwardOp, fwd_state2, typename deref<iter2>::type >::type fwd_state3;
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134 typedef typename mpl::next<iter2>::type iter3;
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135 typedef typename apply2< ForwardOp, fwd_state3, typename deref<iter3>::type >::type fwd_state4;
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136 typedef typename mpl::next<iter3>::type iter4;
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139 typedef fwd_state4 bkwd_state4;
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140 typedef typename apply2< BackwardOp, bkwd_state4, typename deref<iter3>::type >::type bkwd_state3;
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141 typedef typename apply2< BackwardOp, bkwd_state3, typename deref<iter2>::type >::type bkwd_state2;
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142 typedef typename apply2< BackwardOp, bkwd_state2, typename deref<iter1>::type >::type bkwd_state1;
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143 typedef typename apply2< BackwardOp, bkwd_state1, typename deref<iter0>::type >::type bkwd_state0;
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146 typedef bkwd_state0 state;
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147 typedef iter4 iterator;
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155 , typename BackwardOp
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156 , typename ForwardOp
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158 struct reverse_fold_impl
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160 typedef First iter0;
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161 typedef State fwd_state0;
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162 typedef typename apply2< ForwardOp, fwd_state0, typename deref<iter0>::type >::type fwd_state1;
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163 typedef typename mpl::next<iter0>::type iter1;
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164 typedef typename apply2< ForwardOp, fwd_state1, typename deref<iter1>::type >::type fwd_state2;
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165 typedef typename mpl::next<iter1>::type iter2;
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166 typedef typename apply2< ForwardOp, fwd_state2, typename deref<iter2>::type >::type fwd_state3;
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167 typedef typename mpl::next<iter2>::type iter3;
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168 typedef typename apply2< ForwardOp, fwd_state3, typename deref<iter3>::type >::type fwd_state4;
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169 typedef typename mpl::next<iter3>::type iter4;
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172 typedef reverse_fold_impl<
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173 ( (N - 4) < 0 ? 0 : N - 4 )
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181 typedef typename nested_chunk::state bkwd_state4;
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182 typedef typename apply2< BackwardOp, bkwd_state4, typename deref<iter3>::type >::type bkwd_state3;
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183 typedef typename apply2< BackwardOp, bkwd_state3, typename deref<iter2>::type >::type bkwd_state2;
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184 typedef typename apply2< BackwardOp, bkwd_state2, typename deref<iter1>::type >::type bkwd_state1;
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185 typedef typename apply2< BackwardOp, bkwd_state1, typename deref<iter0>::type >::type bkwd_state0;
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188 typedef bkwd_state0 state;
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189 typedef typename nested_chunk::iterator iterator;
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196 , typename BackwardOp
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197 , typename ForwardOp
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199 struct reverse_fold_impl< -1,First,Last,State,BackwardOp,ForwardOp >
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201 typedef reverse_fold_impl<
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203 , typename mpl::next<First>::type
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205 , typename apply2<ForwardOp,State, typename deref<First>::type>::type
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210 typedef typename apply2<
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212 , typename nested_step::state
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213 , typename deref<First>::type
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216 typedef typename nested_step::iterator iterator;
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222 , typename BackwardOp
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223 , typename ForwardOp
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225 struct reverse_fold_impl< -1,Last,Last,State,BackwardOp,ForwardOp >
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227 typedef State state;
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228 typedef Last iterator;
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