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162
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1 using Implab;
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2 using System;
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3 using System.Collections.Generic;
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4 using System.Linq;
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5 using System.Text;
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6 using System.Threading.Tasks;
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7
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8 namespace Implab.Automaton.RegularExpressions {
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9 /// <summary>
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10 /// Замыкание выражения с 0 и более повторов.
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11 /// </summary>
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12 public class StarToken<TTag>: Token<TTag> {
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13
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14 Token<TTag> m_token;
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15
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16 public Token<TTag> Token {
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17 get { return m_token; }
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18 }
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19
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20 public StarToken(Token<TTag> token) {
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21 Safe.ArgumentNotNull(token, "token");
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22 m_token = token;
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23 }
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24
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25 public override void Accept(IVisitor<TTag> visitor) {
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26 Safe.ArgumentNotNull(visitor, "visitor");
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27 visitor.Visit(this);
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28 }
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29
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30 public override string ToString() {
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31 return String.Format("({0})*", Token);
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32 }
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33 }
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34 }
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