CommandSelectCrash.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
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 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
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 * Original Author:  Arnaud Roques
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package net.sourceforge.plantuml.crash;

import com.plantuml.ubrex.UnicodeBracketedExpression;
import com.plantuml.ubrex.builder.UBrexConcat;
import com.plantuml.ubrex.builder.UBrexLeaf;
import com.plantuml.ubrex.builder.UBrexNamed;
import com.plantuml.ubrex.builder.UBrexOr;

import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.command.ParserPass;
import net.sourceforge.plantuml.command.UBrexSingleLineCommand2;
import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
import net.sourceforge.plantuml.regex.RegexResult;
import net.sourceforge.plantuml.utils.LineLocation;

public class CommandSelectCrash extends UBrexSingleLineCommand2<CrashDiagram> {

	public CommandSelectCrash() {
		super(getRegexConcat());
	}

	static UnicodeBracketedExpression getRegexConcat() {
		return UBrexConcat.build( //
				new UBrexLeaf("crash"), //
				UBrexLeaf.spaceOneOrMore(), //
				new UBrexLeaf("when"), //
				UBrexLeaf.spaceOneOrMore(), //
				new UBrexNamed("TYPE",
						new UBrexOr(new UBrexLeaf("parsing"), new UBrexLeaf("finalizing"), new UBrexLeaf("drawing"))) //
		);
	}

	@Override
	protected CommandExecutionResult executeArg(CrashDiagram diagram, LineLocation location, RegexResult arg,
			ParserPass currentPass) throws NoSuchColorException {

		final String typeString = arg.get("TYPE", 0);
		final CrashType type = CrashType.valueOf(typeString.toUpperCase());

		diagram.setCrashType(type);

		if (type == CrashType.PARSING)
			throw new IllegalStateException("This is a normal crash when PARSING");

		return CommandExecutionResult.ok();
	}

}