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A tool to perform static analysis on regexes to determine whether they are vulnerable to ReDoS.

There is a newer version: 1.0.8

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package regexcompiler;

import java.util.List;

public class RegexGroup extends RegexSubexpression> {

	public enum RegexGroupType {
		NORMAL(""),
		NONCAPTURING("?:"),
		POSLOOKAHEAD("?="),
		POSLOOKBEHIND("?<="),
		NEGLOOKAHEAD("?!"),
		NEGLOOKBEHIND("? subexpressionContent, RegexGroupType groupType, int index) {
		super(subexpressionContent, index);
		this.groupType = groupType;
	}

	@Override
	public SubexpressionType getSubexpressionType() {
		return SubexpressionType.GROUP;
	}

	@Override
	public String toString() {
		return '(' + groupType.toString() + getSubexpressionContent().toString() + ')';
	}

}