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comparison boost-spirit/CALC/closure/EUC/node.h @ 0:db40c85cad7a default tip

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author nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
date Mon, 09 May 2011 03:11:59 +0900
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-1:000000000000 0:db40c85cad7a
1 #ifndef __NODE_H__
2 #define __NODE_H__
3
4 #include <iostream>
5 #include <string>
6 #include <map>
7 #include <boost/shared_ptr.hpp>
8
9 // ノード
10
11 // ノードの命令
12 enum OPCODE {
13 OP_NEG,
14 OP_PLUS,
15 OP_MINUS,
16 OP_TIMES,
17 OP_DIVIDE,
18 OP_NUMBER,
19 OP_IDENT,
20 } ;
21
22 // ノード
23
24 class cnode;
25 typedef boost::shared_ptr<cnode> cnode_t;
26
27 class cnode {
28 public:
29 cnode(int op, const cnode_t &left, const cnode_t &right)
30 : op_(op), left_(left), right_(right), number_(0)
31 {
32 }
33 cnode(int op, const cnode_t &left)
34 : op_(op), left_(left), number_(0)
35 {
36 }
37 cnode(int op, int number)
38 : op_(op), number_(number)
39 {
40 }
41 cnode(int op, const std::string &str)
42 : op_(op), number_(0), string_(str)
43 {
44 }
45 cnode(int op, const char *b, const char *e)
46 : op_(op), string_(b, e)
47 {
48 }
49
50 int expr(std::map<std::string, int> &values) const;
51
52 int op() const { return op_; }
53 int number() const { return number_; }
54 const std::string &string() const { return string_; }
55 cnode_t left() const { return left_; }
56 cnode_t right() const { return right_; }
57
58 protected:
59 int op_;
60 int number_;
61 std::string string_;
62 cnode_t left_;
63 cnode_t right_;
64 } ;
65
66 #endif