/*****************************************************************************
* Copyright (C) Codehaus.org *
* ------------------------------------------------------------------------- *
* Licensed under the Apache License, Version 2.0 (the "License"); *
* you may not use this file except in compliance with the License. *
* You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
* See the License for the specific language governing permissions and *
* limitations under the License. *
*****************************************************************************/
package net.ion.rosetta;
final class SkipAtLeastParser extends Parser<Void> {
private final Parser<?> parser;
private final int min;
SkipAtLeastParser(Parser<?> parser, int min) {
this.parser = parser;
this.min = min;
}
@Override
boolean apply(ParseContext ctxt) {
if (!ParserInternals.repeat(parser, min, ctxt))
return false;
if (ParserInternals.many(parser, ctxt)) {
ctxt.result = null;
return true;
}
return false;
}
@Override
public String toString() {
return "skipAtLeast";
}
}