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ide/languages.toml/src/org/netbeans/modules/languages/toml/TomlParser.java
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| /* | ||
| * 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.netbeans.modules.languages.toml; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import javax.swing.event.ChangeListener; | ||
| import org.antlr.v4.runtime.BaseErrorListener; | ||
| import org.antlr.v4.runtime.CharStreams; | ||
| import org.antlr.v4.runtime.CommonTokenStream; | ||
| import org.antlr.v4.runtime.RecognitionException; | ||
| import org.antlr.v4.runtime.Recognizer; | ||
| import org.antlr.v4.runtime.Token; | ||
| import org.netbeans.modules.csl.api.Error; | ||
| import org.netbeans.modules.csl.api.Severity; | ||
| import org.netbeans.modules.csl.spi.DefaultError; | ||
| import org.netbeans.modules.csl.spi.ParserResult; | ||
| import org.netbeans.modules.parsing.api.Snapshot; | ||
| import org.netbeans.modules.parsing.api.Task; | ||
| import org.netbeans.modules.parsing.spi.ParseException; | ||
| import org.netbeans.modules.parsing.spi.Parser; | ||
| import org.netbeans.modules.parsing.spi.SourceModificationEvent; | ||
|
|
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| /** | ||
| * | ||
| * @author Laszlo Kishalmi | ||
| */ | ||
| public class TomlParser extends Parser{ | ||
|
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| private Result lastResult; | ||
|
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| @Override | ||
| public void parse(Snapshot snapshot, Task task, SourceModificationEvent event) throws ParseException { | ||
| org.tomlj.internal.TomlLexer lexer = new org.tomlj.internal.TomlLexer(CharStreams.fromString(String.valueOf(snapshot.getText()))); | ||
| org.tomlj.internal.TomlParser parser = new org.tomlj.internal.TomlParser(new CommonTokenStream(lexer)); | ||
| final List<DefaultError> errors = new ArrayList<>(); | ||
| parser.addErrorListener(new BaseErrorListener() { | ||
| @Override | ||
| public void syntaxError(Recognizer<?, ?> recognizer, Object offendingSymbol, int line, int charPositionInLine, String msg, RecognitionException e) { | ||
| int errorBegin = 0; | ||
| int errorEnd = 0; | ||
| if (offendingSymbol instanceof Token) { | ||
| Token token = (Token) offendingSymbol; | ||
| errorBegin = token.getStartIndex(); | ||
| errorEnd = token.getStopIndex() + 1; | ||
| } | ||
| errors.add(new DefaultError(null, msg, null, snapshot.getSource().getFileObject(), errorBegin, errorEnd, Severity.ERROR)); | ||
| } | ||
|
|
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| }); | ||
| parser.toml(); | ||
| lastResult = new TomlParser.Result(snapshot, errors); | ||
| } | ||
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| @Override | ||
| public Result getResult(Task task) throws ParseException { | ||
| return lastResult; | ||
| } | ||
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| @Override | ||
| public void addChangeListener(ChangeListener changeListener) { | ||
| } | ||
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| @Override | ||
| public void removeChangeListener(ChangeListener changeListener) { | ||
| } | ||
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| public static class Result extends ParserResult { | ||
|
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| private final List<? extends Error> errors; | ||
|
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| public Result(Snapshot snapshot, List<? extends Error> errors) { | ||
| super(snapshot); | ||
| this.errors = errors; | ||
| } | ||
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| @Override | ||
| public List<? extends Error> getDiagnostics() { | ||
| return errors; | ||
| } | ||
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| @Override | ||
| protected void invalidate() { | ||
| } | ||
|
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| } | ||
| } |