| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Copyright (c) 2000-2015 Ericsson Telecom AB |
| 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 | } |