/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.groovy.parser.antlr4;
/**
* A SyntaxErrorReportable is a recognizer that can report syntax error
*/
public interface SyntaxErrorReportable {
default void require(boolean condition, String msg, int offset, boolean toAttachPositionInfo) {
if (condition) {
return;
}
this.throwSyntaxError(msg, offset, toAttachPositionInfo);
}
default void require(boolean condition, String msg, boolean toAttachPositionInfo) {
require(condition, msg, 0, toAttachPositionInfo);
}
default void require(boolean condition, String msg, int offset) {
require(condition, msg, offset,false);
}
default void require(boolean condition, String msg) {
require(condition, msg, false);
}
default void throwSyntaxError(String msg, int offset, boolean toAttachPositionInfo) {
PositionInfo positionInfo = this.genPositionInfo(offset);
throw new GroovySyntaxError(msg + (toAttachPositionInfo ? positionInfo.toString() : ""),
this.getSyntaxErrorSource(),
positionInfo.getLine(),
positionInfo.getColumn()
);
}
int getSyntaxErrorSource();
default PositionInfo genPositionInfo(int offset) {
return new PositionInfo(getErrorLine(), getErrorColumn() + offset);
}
int getErrorLine();
int getErrorColumn();
}