junichi11 commented on code in PR #7618: URL: https://github.com/apache/netbeans/pull/7618#discussion_r1710810276
########## php/php.blade/src/org/netbeans/modules/php/blade/editor/BladeDeclarationFinder.java: ########## @@ -0,0 +1,462 @@ +/* + * 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.php.blade.editor; + +import java.util.Arrays; +import java.util.Collection; +import java.util.List; +import javax.swing.text.BadLocationException; +import javax.swing.text.Document; +import org.antlr.v4.runtime.CharStreams; +import org.netbeans.api.project.Project; +import org.netbeans.modules.csl.api.DeclarationFinder; +import org.netbeans.modules.csl.api.OffsetRange; +import org.netbeans.modules.csl.spi.ParserResult; +import org.netbeans.editor.BaseDocument; +import org.netbeans.modules.csl.api.ElementHandle; +import org.netbeans.modules.csl.api.HtmlFormatter; +import org.netbeans.modules.php.blade.csl.elements.ElementType; +import org.netbeans.modules.php.blade.csl.elements.NamedElement; +import org.netbeans.modules.php.blade.csl.elements.PathElement; +import org.netbeans.modules.php.blade.csl.elements.PhpFunctionElement; +import org.netbeans.modules.php.blade.editor.declaration.ComponentDeclarationService; +import org.netbeans.modules.php.blade.editor.declaration.VitePathDeclarationService; +import org.netbeans.modules.php.blade.editor.directives.CustomDirectives; +import org.netbeans.modules.php.blade.editor.directives.CustomDirectives.CustomDirective; +import org.netbeans.modules.php.blade.editor.indexing.BladeIndex; +import org.netbeans.modules.php.blade.editor.indexing.PhpIndexFunctionResult; +import org.netbeans.modules.php.blade.editor.indexing.PhpIndexResult; +import org.netbeans.modules.php.blade.editor.indexing.PhpIndexUtils; +import org.netbeans.modules.php.blade.editor.indexing.QueryUtils; +import org.netbeans.modules.php.blade.editor.lexer.BladeLexerUtils; +import org.netbeans.modules.php.blade.editor.parser.BladeParserResult; +import org.netbeans.modules.php.blade.editor.parser.BladeParserResult.FieldAccessReference; +import org.netbeans.modules.php.blade.editor.parser.BladeParserResult.Reference; +import org.netbeans.modules.php.blade.editor.path.BladePathUtils; +import org.netbeans.modules.php.blade.syntax.StringUtils; +import org.netbeans.modules.php.blade.syntax.antlr4.v10.BladeAntlrLexer; +import org.netbeans.spi.lexer.antlr4.AntlrTokenSequence; +import org.openide.filesystems.FileObject; +import static org.netbeans.modules.php.blade.syntax.antlr4.v10.BladeAntlrLexer.*; +import org.netbeans.modules.php.blade.syntax.antlr4.v10.BladeAntlrUtils; +import org.netbeans.spi.project.ui.support.ProjectConvertors; +import org.openide.filesystems.FileUtil; + +/** + * focuses mainly on string inputs + * + * ?? TODO implement a Extension module + * + * @author bhaidu + */ +public class BladeDeclarationFinder implements DeclarationFinder { + + private int currentTokenId; + private String tokenText; + + @Override + public OffsetRange getReferenceSpan(Document document, int caretOffset) { + BaseDocument baseDoc = (BaseDocument) document; + + //baseDoc.readLock(); + AntlrTokenSequence tokens = null; + OffsetRange offsetRange = OffsetRange.NONE; + tokenText = null; + int lineOffset = caretOffset; + try { + try { + String text = baseDoc.getText(0, baseDoc.getLength()); + tokens = new AntlrTokenSequence(new BladeAntlrLexer(CharStreams.fromString(text))); + } catch (BadLocationException ex) { + //Exceptions.printStackTrace(ex); + } + } finally { + //baseDoc.readUnlock(); + } + + //inside php expression context ?? + if (tokens == null || tokens.isEmpty()) { + return offsetRange; + } + + tokens.seekTo(lineOffset); + + if (tokens.hasNext()) { + org.antlr.v4.runtime.Token nt = tokens.next().get(); + + switch (nt.getType()) { + case D_CUSTOM: + case PHP_IDENTIFIER: + case PHP_NAMESPACE_PATH: + return new OffsetRange(nt.getStartIndex(), nt.getStopIndex() + 1); + case HTML_COMPONENT_PREFIX: + //direct detection + currentTokenId = HTML_COMPONENT_PREFIX; + //remove '<x-' + tokenText = nt.getText().length() > 3 ? nt.getText() : null; + return new OffsetRange(nt.getStartIndex() + 1, nt.getStopIndex() + 1); + } + + if (!tokens.hasPrevious()) { + return offsetRange; + } + + if (nt.getType() == BL_PARAM_STRING || nt.getType() == EXPR_STRING) { + List<Integer> tokensToMatch = BladeLexerUtils.TOKENS_WITH_IDENTIFIABLE_PARAM; + List<Integer> tokensStop = Arrays.asList(new Integer[]{HTML}); + org.antlr.v4.runtime.Token matchedToken = BladeAntlrUtils.findBackward(tokens, tokensToMatch, tokensStop); + int offsetCorrection = caretOffset - lineOffset; + if (matchedToken != null) { + offsetRange = new OffsetRange(nt.getStartIndex() + offsetCorrection, nt.getStopIndex() + offsetCorrection + 1); + } + return offsetRange; + } + } + return offsetRange; + } + + @Override + public DeclarationLocation findDeclaration(ParserResult info, int caretOffset) { + BladeParserResult parserResult = (BladeParserResult) info; + + FileObject currentFile = parserResult.getFileObject(); + DeclarationLocation location = DeclarationLocation.NONE; + + if (tokenText != null && currentTokenId == HTML_COMPONENT_PREFIX) { + String componentId = tokenText.substring(3); + String className = StringUtils.kebabToCamel(componentId); + ComponentDeclarationService componentComplervice = new ComponentDeclarationService(); + Collection<PhpIndexResult> indexedReferences = componentComplervice.queryComponents(className, currentFile); + + for (PhpIndexResult indexReference : indexedReferences) { + NamedElement resultHandle = new NamedElement(className, indexReference.declarationFile, ElementType.LARAVEL_COMPONENT); + DeclarationLocation constantLocation = new DeclarationFinder.DeclarationLocation(indexReference.declarationFile, indexReference.getStartOffset(), resultHandle); + if (location.equals(DeclarationLocation.NONE)) { + location = constantLocation; + } + location.addAlternative(new AlternativeLocationImpl(constantLocation)); + + if (!location.equals(DeclarationLocation.NONE)) { + FileObject resource = componentComplervice.getComponentResourceFile(componentId, indexReference.name, currentFile); + if (resource != null) { + PathElement resourceHandle = new PathElement(componentId, resource); + DeclarationLocation resourceLocation = new DeclarationFinder.DeclarationLocation(resource, indexReference.getStartOffset(), resourceHandle); + location.addAlternative(new AlternativeLocationImpl(resourceLocation)); + } + } + } + return location; + } + + FieldAccessReference fieldAccessReference = parserResult.findFieldAccessRefrence(caretOffset); + + if (fieldAccessReference != null) { + switch (fieldAccessReference.type) { + case STATIC_FIELD_ACCESS: + switch (fieldAccessReference.fieldType) { + case CONSTANT: + Collection<PhpIndexResult> indexConstantsResults = PhpIndexUtils.queryExactClassConstants(currentFile, fieldAccessReference.fieldName, fieldAccessReference.ownerClass.identifier); + for (PhpIndexResult indexResult : indexConstantsResults) { + NamedElement resultHandle = new NamedElement(fieldAccessReference.fieldName, indexResult.declarationFile, ElementType.PHP_CONSTANT); + DeclarationLocation constantLocation = new DeclarationFinder.DeclarationLocation(indexResult.declarationFile, indexResult.getStartOffset(), resultHandle); + if (location.equals(DeclarationLocation.NONE)) { + location = constantLocation; + } + location.addAlternative(new AlternativeLocationImpl(constantLocation)); + } + return location; + } + } + } + + Reference reference = parserResult.findOccuredRefrence(caretOffset); + + if (reference == null) { + return location; + } + + Project projectOwner = ProjectConvertors.getNonConvertorOwner(currentFile); + + if (projectOwner == null) { + return location; + } + + FileObject sourceFolder = projectOwner.getProjectDirectory(); + String referenceIdentifier = reference.identifier; + + switch (reference.type) { Review Comment: Change to a switch expression? 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