googletest/include/gmock/internal/gmock-generated-internal-utils.h.pump

137 lines
4.8 KiB
C++

$$ -*- mode: c++; -*-
$$ This is a Pump source file. Please use Pump to convert it to
$$ gmock-generated-function-mockers.h.
$$
$var n = 10 $$ The maximum arity we support.
// Copyright 2007, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Author: wan@google.com (Zhanyong Wan)
// Google Mock - a framework for writing C++ mock classes.
//
// This file contains template meta-programming utility classes needed
// for implementing Google Mock.
#ifndef GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_GENERATED_INTERNAL_UTILS_H_
#define GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_GENERATED_INTERNAL_UTILS_H_
#include "gmock/internal/gmock-port.h"
namespace testing {
template <typename T>
class Matcher;
namespace internal {
// An IgnoredValue object can be implicitly constructed from ANY value.
// This is used in implementing the IgnoreResult(a) action.
class IgnoredValue {
public:
// This constructor template allows any value to be implicitly
// converted to IgnoredValue. The object has no data member and
// doesn't try to remember anything about the argument. We
// deliberately omit the 'explicit' keyword in order to allow the
// conversion to be implicit.
template <typename T>
IgnoredValue(const T& /* ignored */) {} // NOLINT(runtime/explicit)
};
// MatcherTuple<T>::type is a tuple type where each field is a Matcher
// for the corresponding field in tuple type T.
template <typename Tuple>
struct MatcherTuple;
$range i 0..n
$for i [[
$range j 1..i
$var typename_As = [[$for j, [[typename A$j]]]]
$var As = [[$for j, [[A$j]]]]
$var matcher_As = [[$for j, [[Matcher<A$j>]]]]
template <$typename_As>
struct MatcherTuple< ::std::tr1::tuple<$As> > {
typedef ::std::tr1::tuple<$matcher_As > type;
};
]]
// Template struct Function<F>, where F must be a function type, contains
// the following typedefs:
//
// Result: the function's return type.
// ArgumentN: the type of the N-th argument, where N starts with 1.
// ArgumentTuple: the tuple type consisting of all parameters of F.
// ArgumentMatcherTuple: the tuple type consisting of Matchers for all
// parameters of F.
// MakeResultVoid: the function type obtained by substituting void
// for the return type of F.
// MakeResultIgnoredValue:
// the function type obtained by substituting Something
// for the return type of F.
template <typename F>
struct Function;
template <typename R>
struct Function<R()> {
typedef R Result;
typedef ::std::tr1::tuple<> ArgumentTuple;
typedef typename MatcherTuple<ArgumentTuple>::type ArgumentMatcherTuple;
typedef void MakeResultVoid();
typedef IgnoredValue MakeResultIgnoredValue();
};
$range i 1..n
$for i [[
$range j 1..i
$var typename_As = [[$for j [[, typename A$j]]]]
$var As = [[$for j, [[A$j]]]]
$var matcher_As = [[$for j, [[Matcher<A$j>]]]]
$range k 1..i-1
$var prev_As = [[$for k, [[A$k]]]]
template <typename R$typename_As>
struct Function<R($As)>
: Function<R($prev_As)> {
typedef A$i Argument$i;
typedef ::std::tr1::tuple<$As> ArgumentTuple;
typedef typename MatcherTuple<ArgumentTuple>::type ArgumentMatcherTuple;
typedef void MakeResultVoid($As);
typedef IgnoredValue MakeResultIgnoredValue($As);
};
]]
} // namespace internal
} // namespace testing
#endif // GMOCK_INCLUDE_GMOCK_INTERNAL_GMOCK_GENERATED_INTERNAL_UTILS_H_