Examples with TextEdit org.eclipse.text.edits.TextEdit used on opensource projects

Example 76 with TextEdit

use of org.eclipse.text.edits.TextEdit in project eclipse.jdt.ls by eclipse.

the class ASTRewriteCorrectionProposal method addEdits.

@Override
protected void addEdits(IDocument document, TextEdit editRoot) throws CoreException {
    super.addEdits(document, editRoot);
    ASTRewrite rewrite = getRewrite();
    if (rewrite != null) {
        try {
            TextEdit edit = rewrite.rewriteAST();
            editRoot.addChild(edit);
        } catch (IllegalArgumentException e) {
            throw new CoreException(StatusFactory.newErrorStatus("Invalid AST rewriter", e));
        }
    }
    if (fImportRewrite != null) {
        editRoot.addChild(fImportRewrite.rewriteImports(new NullProgressMonitor()));
    }
}

Example 77 with TextEdit

use of org.eclipse.text.edits.TextEdit in project eclipse.jdt.ls by eclipse.

the class DocumentLifeCycleHandler method handleChanged.

public void handleChanged(DidChangeTextDocumentParams params) {
    ICompilationUnit unit = JDTUtils.resolveCompilationUnit(params.getTextDocument().getUri());
    if (unit == null || !unit.isWorkingCopy() || params.getContentChanges().isEmpty()) {
        return;
    }
    try {
        if (unit.equals(sharedASTProvider.getActiveJavaElement())) {
            sharedASTProvider.disposeAST();
        }
        List<TextDocumentContentChangeEvent> contentChanges = params.getContentChanges();
        for (TextDocumentContentChangeEvent changeEvent : contentChanges) {
            Range range = changeEvent.getRange();
            int length;
            if (range != null) {
                length = changeEvent.getRangeLength().intValue();
            } else {
                // range is optional and if not given, the whole file content is replaced
                length = unit.getSource().length();
                range = JDTUtils.toRange(unit, 0, length);
            }
            int startOffset = JsonRpcHelpers.toOffset(unit.getBuffer(), range.getStart().getLine(), range.getStart().getCharacter());
            TextEdit edit = null;
            String text = changeEvent.getText();
            if (length == 0) {
                edit = new InsertEdit(startOffset, text);
            } else if (text.isEmpty()) {
                edit = new DeleteEdit(startOffset, length);
            } else {
                edit = new ReplaceEdit(startOffset, length, text);
            }
            IDocument document = JsonRpcHelpers.toDocument(unit.getBuffer());
            edit.apply(document, TextEdit.NONE);
        }
        triggerValidation(unit);
    } catch (JavaModelException | MalformedTreeException | BadLocationException e) {
        JavaLanguageServerPlugin.logException("Error while handling document change", e);
    }
}

Example 78 with TextEdit

use of org.eclipse.text.edits.TextEdit in project eclipse.jdt.ls by eclipse.

the class FormatterHandler method convertEdit.

private static org.eclipse.lsp4j.TextEdit convertEdit(TextEdit edit, IDocument document) {
    org.eclipse.lsp4j.TextEdit textEdit = new org.eclipse.lsp4j.TextEdit();
    if (edit instanceof ReplaceEdit) {
        ReplaceEdit replaceEdit = (ReplaceEdit) edit;
        textEdit.setNewText(replaceEdit.getText());
        int offset = edit.getOffset();
        textEdit.setRange(new Range(createPosition(document, offset), createPosition(document, offset + edit.getLength())));
    }
    return textEdit;
}

Example 79 with TextEdit

use of org.eclipse.text.edits.TextEdit in project eclipse.jdt.ls by eclipse.

the class FormatterHandler method format.

private List<org.eclipse.lsp4j.TextEdit> format(String uri, FormattingOptions options, Range range, IProgressMonitor monitor) {
    if (!preferenceManager.getPreferences().isJavaFormatEnabled()) {
        return Collections.emptyList();
    }
    ICompilationUnit cu = JDTUtils.resolveCompilationUnit(uri);
    if (cu == null) {
        return Collections.emptyList();
    }
    CodeFormatter formatter = ToolFactory.createCodeFormatter(getOptions(options, cu));
    try {
        IDocument document = JsonRpcHelpers.toDocument(cu.getBuffer());
        String lineDelimiter = TextUtilities.getDefaultLineDelimiter(document);
        IRegion region = (range == null ? new Region(0, document.getLength()) : getRegion(range, document));
        // could not calculate region abort.
        if (region == null || monitor.isCanceled()) {
            return Collections.<org.eclipse.lsp4j.TextEdit>emptyList();
        }
        String sourceToFormat = document.get();
        TextEdit format = formatter.format(CodeFormatter.K_COMPILATION_UNIT, sourceToFormat, region.getOffset(), region.getLength(), 0, lineDelimiter);
        if (format == null || format.getChildren().length == 0 || monitor.isCanceled()) {
            // nothing to return
            return Collections.<org.eclipse.lsp4j.TextEdit>emptyList();
        }
        MultiTextEdit flatEdit = TextEditUtil.flatten(format);
        return convertEdits(flatEdit.getChildren(), document);
    } catch (JavaModelException e) {
        JavaLanguageServerPlugin.logException(e.getMessage(), e);
        return Collections.emptyList();
    }
}

Example 80 with TextEdit

use of org.eclipse.text.edits.TextEdit in project eclipse.jdt.ls by eclipse.

the class ExtractMethodRefactoring method createChange.

@Override
public Change createChange(IProgressMonitor pm) throws CoreException {
    if (fMethodName == null) {
        return null;
    }
    // $NON-NLS-1$
    pm.beginTask("", 2);
    try {
        fAnalyzer.aboutToCreateChange();
        BodyDeclaration declaration = fAnalyzer.getEnclosingBodyDeclaration();
        fRewriter = ASTRewrite.create(declaration.getAST());
        final CompilationUnitChange result = new CompilationUnitChange(RefactoringCoreMessages.ExtractMethodRefactoring_change_name, fCUnit);
        result.setSaveMode(TextFileChange.KEEP_SAVE_STATE);
        result.setDescriptor(new RefactoringChangeDescriptor(getRefactoringDescriptor()));
        MultiTextEdit root = new MultiTextEdit();
        result.setEdit(root);
        ASTNode[] selectedNodes = fAnalyzer.getSelectedNodes();
        fRewriter.setTargetSourceRangeComputer(new SelectionAwareSourceRangeComputer(selectedNodes, fCUnit.getBuffer(), fSelectionStart, fSelectionLength));
        TextEditGroup substituteDesc = new TextEditGroup(Messages.format(RefactoringCoreMessages.ExtractMethodRefactoring_substitute_with_call, BasicElementLabels.getJavaElementName(fMethodName)));
        result.addTextEditGroup(substituteDesc);
        MethodDeclaration mm = createNewMethod(selectedNodes, fCUnit.findRecommendedLineSeparator(), substituteDesc);
        if (fLinkedProposalModel != null) {
            LinkedProposalPositionGroup typeGroup = fLinkedProposalModel.getPositionGroup(KEY_TYPE, true);
            typeGroup.addPosition(fRewriter.track(mm.getReturnType2()), false);
            ITypeBinding typeBinding = fAnalyzer.getReturnTypeBinding();
            if (typeBinding != null) {
                ITypeBinding[] relaxingTypes = ASTResolving.getNarrowingTypes(fAST, typeBinding);
                for (int i = 0; i < relaxingTypes.length; i++) {
                    typeGroup.addProposal(relaxingTypes[i], fCUnit, relaxingTypes.length - i);
                }
            }
            LinkedProposalPositionGroup nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
            nameGroup.addPosition(fRewriter.track(mm.getName()), false);
            ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(fLinkedProposalModel, fRewriter, mm.modifiers(), false);
        }
        TextEditGroup insertDesc = new TextEditGroup(Messages.format(RefactoringCoreMessages.ExtractMethodRefactoring_add_method, BasicElementLabels.getJavaElementName(fMethodName)));
        result.addTextEditGroup(insertDesc);
        if (fDestination == ASTResolving.findParentType(declaration.getParent())) {
            ChildListPropertyDescriptor desc = (ChildListPropertyDescriptor) declaration.getLocationInParent();
            ListRewrite container = fRewriter.getListRewrite(declaration.getParent(), desc);
            container.insertAfter(mm, declaration, insertDesc);
        } else {
            BodyDeclarationRewrite container = BodyDeclarationRewrite.create(fRewriter, fDestination);
            container.insert(mm, insertDesc);
        }
        replaceDuplicates(result, mm.getModifiers());
        replaceBranches(result);
        if (fImportRewriter.hasRecordedChanges()) {
            TextEdit edit = fImportRewriter.rewriteImports(null);
            root.addChild(edit);
            result.addTextEditGroup(new TextEditGroup(RefactoringCoreMessages.ExtractMethodRefactoring_organize_imports, new TextEdit[] { edit }));
        }
        root.addChild(fRewriter.rewriteAST());
        return result;
    } finally {
        pm.done();
    }
}