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1 | // -- operator_actions.hpp - Boost Lambda Library ---------------------- |
2 | ||
3 | // Copyright (C) 1999, 2000 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi) | |
4 | // | |
5 | // Distributed under the Boost Software License, Version 1.0. (See | |
6 | // accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | // For more information, see http://lambda.cs.utu.fi | |
10 | ||
11 | #ifndef BOOST_LAMBDA_OPERATOR_ACTIONS_HPP | |
12 | #define BOOST_LAMBDA_OPERATOR_ACTIONS_HPP | |
13 | ||
14 | namespace boost { | |
15 | namespace lambda { | |
16 | ||
17 | ||
18 | // -- artihmetic ---------------------- | |
19 | ||
20 | class plus_action {}; | |
21 | class minus_action {}; | |
22 | class multiply_action {}; | |
23 | class divide_action {}; | |
24 | class remainder_action {}; | |
25 | ||
26 | // -- bitwise ------------------- | |
27 | ||
28 | class leftshift_action {}; | |
29 | class rightshift_action {}; | |
30 | class xor_action {}; | |
31 | ||
32 | ||
33 | // -- bitwise/logical ------------------- | |
34 | ||
35 | class and_action {}; | |
36 | class or_action {}; | |
37 | class not_action {}; | |
38 | ||
39 | // -- relational ------------------------- | |
40 | ||
41 | class less_action {}; | |
42 | class greater_action {}; | |
43 | class lessorequal_action {}; | |
44 | class greaterorequal_action {}; | |
45 | class equal_action {}; | |
46 | class notequal_action {}; | |
47 | ||
48 | // -- increment/decrement ------------------------------ | |
49 | ||
50 | class increment_action {}; | |
51 | class decrement_action {}; | |
52 | ||
53 | // -- void return ------------------------------ | |
54 | ||
55 | // -- other ------------------------------ | |
56 | ||
57 | class addressof_action {}; | |
58 | // class comma_action {}; // defined in actions.hpp | |
59 | class contentsof_action {}; | |
60 | // class member_pointer_action {}; (defined in member_ptr.hpp) | |
61 | ||
62 | ||
63 | // -- actioun group templates -------------------- | |
64 | ||
65 | template <class Action> class arithmetic_action; | |
66 | template <class Action> class bitwise_action; | |
67 | template <class Action> class logical_action; | |
68 | template <class Action> class relational_action; | |
69 | template <class Action> class arithmetic_assignment_action; | |
70 | template <class Action> class bitwise_assignment_action; | |
71 | template <class Action> class unary_arithmetic_action; | |
72 | template <class Action> class pre_increment_decrement_action; | |
73 | template <class Action> class post_increment_decrement_action; | |
74 | ||
75 | // --------------------------------------------------------- | |
76 | ||
77 | // actions, for which the existence of protect is checked in return type | |
78 | // deduction. | |
79 | ||
80 | template <class Act> struct is_protectable<arithmetic_action<Act> > { | |
81 | BOOST_STATIC_CONSTANT(bool, value = true); | |
82 | }; | |
83 | template <class Act> struct is_protectable<bitwise_action<Act> > { | |
84 | BOOST_STATIC_CONSTANT(bool, value = true); | |
85 | }; | |
86 | template <class Act> struct is_protectable<logical_action<Act> > { | |
87 | BOOST_STATIC_CONSTANT(bool, value = true); | |
88 | }; | |
89 | template <class Act> struct is_protectable<relational_action<Act> > { | |
90 | BOOST_STATIC_CONSTANT(bool, value = true); | |
91 | }; | |
92 | template <class Act> | |
93 | struct is_protectable<arithmetic_assignment_action<Act> > { | |
94 | BOOST_STATIC_CONSTANT(bool, value = true); | |
95 | }; | |
96 | template <class Act> struct is_protectable<bitwise_assignment_action<Act> > { | |
97 | BOOST_STATIC_CONSTANT(bool, value = true); | |
98 | }; | |
99 | template <class Act> struct is_protectable<unary_arithmetic_action<Act> > { | |
100 | BOOST_STATIC_CONSTANT(bool, value = true); | |
101 | }; | |
102 | template <class Act> | |
103 | struct is_protectable<pre_increment_decrement_action<Act> > { | |
104 | BOOST_STATIC_CONSTANT(bool, value = true); | |
105 | }; | |
106 | template <class Act> struct | |
107 | is_protectable<post_increment_decrement_action<Act> > { | |
108 | BOOST_STATIC_CONSTANT(bool, value = true); | |
109 | }; | |
110 | ||
111 | template <> struct is_protectable<other_action<addressof_action> > { | |
112 | BOOST_STATIC_CONSTANT(bool, value = true); | |
113 | }; | |
114 | template <> struct is_protectable<other_action<contentsof_action> > { | |
115 | BOOST_STATIC_CONSTANT(bool, value = true); | |
116 | }; | |
117 | ||
118 | template<> struct is_protectable<other_action<subscript_action> > { | |
119 | BOOST_STATIC_CONSTANT(bool, value = true); | |
120 | }; | |
121 | template<> struct is_protectable<other_action<assignment_action> > { | |
122 | BOOST_STATIC_CONSTANT(bool, value = true); | |
123 | }; | |
124 | ||
125 | // NOTE: comma action is also protectable, but the specialization is | |
126 | // in actions.hpp | |
127 | ||
128 | ||
129 | } // namespace lambda | |
130 | } // namespace boost | |
131 | ||
132 | #endif | |
133 | ||
134 | ||
135 | ||
136 | ||
137 | ||
138 | ||
139 |