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EffContinue.java
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EffContinue.java
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/**
* This file is part of Skript.
*
* Skript 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.
*
* Skript is 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 Skript. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright Peter Güttinger, SkriptLang team and contributors
*/
package ch.njol.skript.effects;
import ch.njol.skript.Skript;
import ch.njol.skript.doc.Description;
import ch.njol.skript.doc.Examples;
import ch.njol.skript.doc.Name;
import ch.njol.skript.doc.Since;
import ch.njol.skript.lang.Effect;
import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.Literal;
import ch.njol.skript.lang.LoopSection;
import ch.njol.skript.lang.SkriptParser.ParseResult;
import ch.njol.skript.lang.TriggerItem;
import ch.njol.util.Kleenean;
import ch.njol.util.StringUtils;
import org.bukkit.event.Event;
import org.eclipse.jdt.annotation.Nullable;
import java.util.List;
@Name("Continue")
@Description("Moves the loop to the next iteration. You may also continue an outer loop from an inner one." +
" The loops are labelled from 1 until the current loop, starting with the outermost one.")
@Examples({
"# Broadcast online moderators",
"loop all players:",
"\tif loop-value does not have permission \"moderator\":",
"\t\tcontinue # filter out non moderators",
"\tbroadcast \"%loop-player% is a moderator!\" # Only moderators get broadcast",
" ",
"# Game starting counter",
"set {_counter} to 11",
"while {_counter} > 0:",
"\tremove 1 from {_counter}",
"\twait a second",
"\tif {_counter} != 1, 2, 3, 5 or 10:",
"\t\tcontinue # only print when counter is 1, 2, 3, 5 or 10",
"\tbroadcast \"Game starting in %{_counter}% second(s)\"",
})
@Since("2.2-dev37, 2.7 (while loops), 2.8.0 (outer loops)")
public class EffContinue extends Effect {
static {
Skript.registerEffect(EffContinue.class,
"continue [this loop|[the] [current] loop]",
"continue [the] %*integer%(st|nd|rd|th) loop"
);
}
@SuppressWarnings("NotNullFieldNotInitialized")
private LoopSection loop;
@SuppressWarnings("NotNullFieldNotInitialized")
private List<LoopSection> innerLoops;
@Override
@SuppressWarnings("unchecked")
public boolean init(Expression<?>[] exprs, int matchedPattern, Kleenean isDelayed, ParseResult parseResult) {
List<LoopSection> currentLoops = getParser().getCurrentSections(LoopSection.class);
int size = currentLoops.size();
if (size == 0) {
Skript.error("The 'continue' effect may only be used in loops");
return false;
}
int level = matchedPattern == 0 ? size : ((Literal<Integer>) exprs[0]).getSingle();
if (level < 1) {
Skript.error("Can't continue the " + StringUtils.fancyOrderNumber(level) + " loop");
return false;
}
if (level > size) {
Skript.error("Can't continue the " + StringUtils.fancyOrderNumber(level) + " loop as there " +
(size == 1 ? "is only 1 loop" : "are only " + size + " loops") + " present");
return false;
}
loop = currentLoops.get(level - 1);
innerLoops = currentLoops.subList(level, size);
return true;
}
@Override
protected void execute(Event event) {
throw new UnsupportedOperationException();
}
@Override
@Nullable
protected TriggerItem walk(Event event) {
for (LoopSection loop : innerLoops)
loop.exit(event);
return loop;
}
@Override
public String toString(@Nullable Event event, boolean debug) {
return "continue";
}
}