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970ed795 | 1 | /////////////////////////////////////////////////////////////////////////////// |
3abe9331 | 2 | // Copyright (c) 2000-2015 Ericsson Telecom AB |
970ed795 EL |
3 | // All rights reserved. This program and the accompanying materials |
4 | // are made available under the terms of the Eclipse Public License v1.0 | |
5 | // which accompanies this distribution, and is available at | |
6 | // http://www.eclipse.org/legal/epl-v10.html | |
7 | /////////////////////////////////////////////////////////////////////////////// | |
8 | #include "Rule.hh" | |
9 | #include "Grammar.hh" | |
10 | #include "Symbol.hh" | |
11 | ||
12 | // ================================= | |
13 | // ===== Rule | |
14 | // ================================= | |
15 | ||
16 | Rule::Rule(const Rule& p) | |
17 | : Node(p) | |
18 | { | |
19 | rhs=p.rhs->clone(); | |
20 | } | |
21 | ||
22 | Rule::Rule(Symbols *p_rhs) | |
23 | : rhs(p_rhs) | |
24 | { | |
25 | if(!p_rhs) | |
26 | FATAL_ERROR("Rule::Rule()"); | |
27 | } | |
28 | ||
29 | Rule::~Rule() | |
30 | { | |
31 | delete rhs; | |
32 | } | |
33 | ||
34 | void Rule::replace_aliases(Grammar *grammar) | |
35 | { | |
36 | rhs->replace_aliases(grammar); | |
37 | } | |
38 | ||
39 | // ================================= | |
40 | // ===== Rules | |
41 | // ================================= | |
42 | ||
43 | Rules::Rules(const Rules& p) | |
44 | : Node(p) | |
45 | { | |
46 | for(size_t i=0; i<p.rs.size(); i++) | |
47 | add_r(p.rs[i]->clone()); | |
48 | } | |
49 | ||
50 | Rules::~Rules() | |
51 | { | |
52 | for(size_t i=0; i<rs.size(); i++) | |
53 | delete rs[i]; | |
54 | rs.clear(); | |
55 | } | |
56 | ||
57 | void Rules::add_r(Rule *p_r) | |
58 | { | |
59 | if(!p_r) | |
60 | FATAL_ERROR("NULL parameter: Rules::add_r()"); | |
61 | rs.add(p_r); | |
62 | } | |
63 | ||
64 | void Rules::steal_rules(Rules *p_other) | |
65 | { | |
66 | for(size_t i=0; i<p_other->rs.size(); i++) | |
67 | rs.add(p_other->rs[i]); | |
68 | p_other->rs.clear(); | |
69 | } | |
70 | ||
71 | void Rules::replace_aliases(Grammar *grammar) | |
72 | { | |
73 | for(size_t i=0; i<rs.size(); i++) | |
74 | rs[i]->replace_aliases(grammar); | |
75 | } | |
76 | ||
77 | // ================================= | |
78 | // ===== Grouping | |
79 | // ================================= | |
80 | ||
81 | Grouping::Grouping(const Grouping& p) | |
82 | : Node(p) | |
83 | { | |
84 | lhs=p.lhs; | |
85 | rhss=p.rhss->clone(); | |
86 | } | |
87 | ||
88 | Grouping::Grouping(Symbol *p_lhs, Rules *p_rhss) | |
89 | : lhs(p_lhs), rhss(p_rhss) | |
90 | { | |
91 | if(!p_lhs || !p_rhss) | |
92 | FATAL_ERROR("Grouping::Grouping()"); | |
93 | } | |
94 | ||
95 | Grouping::~Grouping() | |
96 | { | |
97 | delete rhss; | |
98 | } | |
99 | ||
100 | void Grouping::steal_rules(Grouping *p_other) | |
101 | { | |
102 | rhss->steal_rules(p_other->rhss); | |
103 | } | |
104 | ||
105 | void Grouping::replace_aliases(Grammar *grammar) | |
106 | { | |
107 | lhs=grammar->get_alias(lhs); | |
108 | rhss->replace_aliases(grammar); | |
109 | } |