plantuml/src/net/sourceforge/plantuml/regex/ReTokenType.java

66 lines
1.8 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.regex;
public enum ReTokenType {
SIMPLE_CHAR, //
ESCAPED_CHAR, //
CLASS, //
QUANTIFIER, //
ANCHOR, //
GROUP, //
ALTERNATIVE, //
PARENTHESIS_OPEN, //
PARENTHESIS_CLOSE, //
CONCATENATION_IMPLICIT;
static public boolean needImplicitConcatenation(ReTokenType token1, ReTokenType token2) {
if (token1 == ALTERNATIVE)
return false;
if (token2 == ALTERNATIVE)
return false;
if (token2 == QUANTIFIER)
return false;
if (token1 == PARENTHESIS_OPEN)
return false;
if (token2 == PARENTHESIS_CLOSE)
return false;
return true;
}
}