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| 1 $$ -*- mode: c++; -*- |
| 2 $$ This is a Pump source file. Please use Pump to convert it to |
| 3 $$ gmock-generated-function-mockers.h. |
| 4 $$ |
| 5 $var n = 10 $$ The maximum arity we support. |
| 6 // Copyright 2007, Google Inc. |
| 7 // All rights reserved. |
| 8 // |
| 9 // Redistribution and use in source and binary forms, with or without |
| 10 // modification, are permitted provided that the following conditions are |
| 11 // met: |
| 12 // |
| 13 // * Redistributions of source code must retain the above copyright |
| 14 // notice, this list of conditions and the following disclaimer. |
| 15 // * Redistributions in binary form must reproduce the above |
| 16 // copyright notice, this list of conditions and the following disclaimer |
| 17 // in the documentation and/or other materials provided with the |
| 18 // distribution. |
| 19 // * Neither the name of Google Inc. nor the names of its |
| 20 // contributors may be used to endorse or promote products derived from |
| 21 // this software without specific prior written permission. |
| 22 // |
| 23 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 24 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 25 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 26 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 27 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 28 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 29 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 30 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 31 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 32 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 33 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 34 // |
| 35 // Author: wan@google.com (Zhanyong Wan) |
| 36 |
| 37 // Google Mock - a framework for writing C++ mock classes. |
| 38 // |
| 39 // This file contains template meta-programming utility classes needed |
| 40 // for implementing Google Mock. |
| 41 |
| 42 #ifndef GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_GENERATED_INTERNAL_UTILS_H_ |
| 43 #define GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_GENERATED_INTERNAL_UTILS_H_ |
| 44 |
| 45 #include <gmock/internal/gmock-port.h> |
| 46 |
| 47 namespace testing { |
| 48 |
| 49 template <typename T> |
| 50 class Matcher; |
| 51 |
| 52 namespace internal { |
| 53 |
| 54 // An IgnoredValue object can be implicitly constructed from ANY value. |
| 55 // This is used in implementing the IgnoreResult(a) action. |
| 56 class IgnoredValue { |
| 57 public: |
| 58 // This constructor template allows any value to be implicitly |
| 59 // converted to IgnoredValue. The object has no data member and |
| 60 // doesn't try to remember anything about the argument. We |
| 61 // deliberately omit the 'explicit' keyword in order to allow the |
| 62 // conversion to be implicit. |
| 63 template <typename T> |
| 64 IgnoredValue(const T&) {} |
| 65 }; |
| 66 |
| 67 // MatcherTuple<T>::type is a tuple type where each field is a Matcher |
| 68 // for the corresponding field in tuple type T. |
| 69 template <typename Tuple> |
| 70 struct MatcherTuple; |
| 71 |
| 72 |
| 73 $range i 0..n |
| 74 $for i [[ |
| 75 $range j 1..i |
| 76 $var typename_As = [[$for j, [[typename A$j]]]] |
| 77 $var As = [[$for j, [[A$j]]]] |
| 78 $var matcher_As = [[$for j, [[Matcher<A$j>]]]] |
| 79 template <$typename_As> |
| 80 struct MatcherTuple< ::std::tr1::tuple<$As> > { |
| 81 typedef ::std::tr1::tuple<$matcher_As > type; |
| 82 }; |
| 83 |
| 84 |
| 85 ]] |
| 86 // Template struct Function<F>, where F must be a function type, contains |
| 87 // the following typedefs: |
| 88 // |
| 89 // Result: the function's return type. |
| 90 // ArgumentN: the type of the N-th argument, where N starts with 1. |
| 91 // ArgumentTuple: the tuple type consisting of all parameters of F. |
| 92 // ArgumentMatcherTuple: the tuple type consisting of Matchers for all |
| 93 // parameters of F. |
| 94 // MakeResultVoid: the function type obtained by substituting void |
| 95 // for the return type of F. |
| 96 // MakeResultIgnoredValue: |
| 97 // the function type obtained by substituting Something |
| 98 // for the return type of F. |
| 99 template <typename F> |
| 100 struct Function; |
| 101 |
| 102 template <typename R> |
| 103 struct Function<R()> { |
| 104 typedef R Result; |
| 105 typedef ::std::tr1::tuple<> ArgumentTuple; |
| 106 typedef typename MatcherTuple<ArgumentTuple>::type ArgumentMatcherTuple; |
| 107 typedef void MakeResultVoid(); |
| 108 typedef IgnoredValue MakeResultIgnoredValue(); |
| 109 }; |
| 110 |
| 111 |
| 112 $range i 1..n |
| 113 $for i [[ |
| 114 $range j 1..i |
| 115 $var typename_As = [[$for j [[, typename A$j]]]] |
| 116 $var As = [[$for j, [[A$j]]]] |
| 117 $var matcher_As = [[$for j, [[Matcher<A$j>]]]] |
| 118 $range k 1..i-1 |
| 119 $var prev_As = [[$for k, [[A$k]]]] |
| 120 template <typename R$typename_As> |
| 121 struct Function<R($As)> |
| 122 : Function<R($prev_As)> { |
| 123 typedef A$i Argument$i; |
| 124 typedef ::std::tr1::tuple<$As> ArgumentTuple; |
| 125 typedef typename MatcherTuple<ArgumentTuple>::type ArgumentMatcherTuple; |
| 126 typedef void MakeResultVoid($As); |
| 127 typedef IgnoredValue MakeResultIgnoredValue($As); |
| 128 }; |
| 129 |
| 130 |
| 131 ]] |
| 132 } // namespace internal |
| 133 |
| 134 } // namespace testing |
| 135 |
| 136 #endif // GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_GENERATED_INTERNAL_UTILS_H_ |
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