org.javacc.parser.ZeroOrMore Maven / Gradle / Ivy
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package org.javacc.parser;
import java.util.Set;
/**
* Describes zero-or-more expansions (e.g., foo*).
*/
public class ZeroOrMore extends Expansion {
/**
* The expansion which is repeated zero or more times.
*/
public Expansion expansion;
public ZeroOrMore() {}
public ZeroOrMore(Token token, Expansion expansion) {
this.setLine(token.beginLine);
this.setColumn(token.beginColumn);
this.expansion = expansion;
this.expansion.parent = this;
}
public StringBuffer dump(int indent, Set alreadyDumped) {
StringBuffer sb = super.dump(indent, alreadyDumped);
if (alreadyDumped.contains(this))
return sb;
alreadyDumped.add(this);
sb.append(eol).append(expansion.dump(indent + 1, alreadyDumped));
return sb;
}
}