net.sourceforge.plantuml.klimt.creole.command.CommandCreoleMath Maven / Gradle / Ivy

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PlantUML is a component that allows to quickly write diagrams from text.

There is a newer version: 1.2024.8

// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
package net.sourceforge.plantuml.klimt.creole.command;

import net.sourceforge.plantuml.klimt.creole.legacy.StripeSimple;
import net.sourceforge.plantuml.math.ScientificEquationSafe;
import net.sourceforge.plantuml.regex.Matcher2;
import net.sourceforge.plantuml.regex.MyPattern;
import net.sourceforge.plantuml.regex.Pattern2;

public class CommandCreoleMath implements Command {
	// ::remove file when __CORE__

	@Override
	public String startingChars() {
		return "<";
	}

	private static final Pattern2 pattern = MyPattern.cmpile("^(" + Splitter.mathPattern + ")");

	private CommandCreoleMath() {
	}

	public static Command create() {
		return new CommandCreoleMath();
	}

	public int matchingSize(String line) {
		final Matcher2 m = pattern.matcher(line);
		if (m.find() == false) {
			return 0;
		}
		return m.group(1).length();
	}

	public String executeAndGetRemaining(String line, StripeSimple stripe) {
		final Matcher2 m = pattern.matcher(line);
		if (m.find() == false) {
			throw new IllegalStateException();
		}
		final String math = m.group(2);
		stripe.addMath(ScientificEquationSafe.fromAsciiMath(math));
		return line.substring(m.group(1).length());
	}

}