Examples with ITextRegion org.eclipse.xtext.util.ITextRegion used on opensource projects

Example 86 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-xtend by eclipse.

the class XtendExpressionUtilTest method assertExpressionSelected.

protected void assertExpressionSelected(final String modelWithSelectionMarkup, final String expectedSelection) {
    StringConcatenation _builder = new StringConcatenation();
    _builder.append("class Foo {");
    _builder.newLine();
    _builder.append("\t");
    _builder.append("def foo() ");
    _builder.append(modelWithSelectionMarkup, "\t");
    _builder.newLineIfNotEmpty();
    _builder.append("}");
    _builder.newLine();
    final String model = _builder.toString();
    final String cleanedModel = model.replaceAll("\\$", "");
    final XtendFile expression = this.parse(cleanedModel);
    final int selectionOffset = model.indexOf("$");
    int _lastIndexOf = model.lastIndexOf("$");
    int _minus = (_lastIndexOf - selectionOffset);
    final int selectionLength = (_minus - 1);
    Resource _eResource = expression.eResource();
    TextSelection _textSelection = new TextSelection(selectionOffset, selectionLength);
    final XExpression selectedExpression = this.util.findSelectedExpression(((XtextResource) _eResource), _textSelection);
    final ITextRegion selectedRegion = this.locationInFileProvider.getFullTextRegion(selectedExpression);
    int _offset = selectedRegion.getOffset();
    int _offset_1 = selectedRegion.getOffset();
    int _length = selectedRegion.getLength();
    int _plus = (_offset_1 + _length);
    Assert.assertEquals(expectedSelection, cleanedModel.substring(_offset, _plus));
}

Example 87 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-xtend by eclipse.

the class AbstractXtendFormatterTest method assertFormatted.

public void assertFormatted(final Procedure1<? super MapBasedPreferenceValues> cfg, final CharSequence expectation, final CharSequence toBeFormatted, final String prefix, final String postfix, final boolean allowErrors) {
    final Procedure1<FormatterTestRequest> _function = (FormatterTestRequest it) -> {
        final Procedure1<MapBasedPreferenceValues> _function_1 = (MapBasedPreferenceValues it_1) -> {
            it_1.<Integer>put(FormatterPreferenceKeys.maxLineWidth, Integer.valueOf(80));
            it_1.<Boolean>put(XtendFormatterPreferenceKeys.keepOneLineMethods, Boolean.valueOf(false));
            if (cfg != null) {
                cfg.apply(it_1);
            }
        };
        it.preferences(_function_1);
        it.setExpectation(((prefix + expectation) + postfix));
        it.setToBeFormatted(((prefix + toBeFormatted) + postfix));
        Collection<ITextRegion> _regions = it.getRequest().getRegions();
        int _length = prefix.length();
        int _length_1 = toBeFormatted.length();
        TextRegion _textRegion = new TextRegion(_length, _length_1);
        _regions.add(_textRegion);
        it.setAllowSyntaxErrors(allowErrors);
    };
    this.tester.assertFormatted(_function);
}

Example 88 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-xtend by eclipse.

the class XtendQuickfixProvider method replaceKeyword.

protected void replaceKeyword(Keyword keyword, String replacement, EObject container, IXtextDocument document) throws BadLocationException {
    ICompositeNode node = NodeModelUtils.findActualNodeFor(container);
    if (node != null) {
        for (ILeafNode leafNode : node.getLeafNodes()) {
            if (leafNode.getGrammarElement() == keyword) {
                ITextRegion leafRegion = leafNode.getTextRegion();
                String actualReplacement = replacement;
                if (!Character.isWhitespace(document.getChar(leafRegion.getOffset() - 1))) {
                    actualReplacement = " " + replacement;
                }
                document.replace(leafRegion.getOffset(), leafRegion.getLength(), actualReplacement);
            }
        }
    }
}

Example 89 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-xtend by eclipse.

the class XtendQuickfixProvider method surroundWithTryCatch.

@Fix(org.eclipse.xtext.xbase.validation.IssueCodes.UNHANDLED_EXCEPTION)
public void surroundWithTryCatch(final Issue issue, IssueResolutionAcceptor acceptor) {
    if (issue.getData() == null || issue.getData().length <= 1) {
        return;
    }
    IModificationContext modificationContext = getModificationContextFactory().createModificationContext(issue);
    IXtextDocument xtextDocument = modificationContext.getXtextDocument();
    if (xtextDocument == null) {
        return;
    }
    if (isJvmConstructorCall(xtextDocument, issue)) {
        return;
    }
    acceptor.accept(issue, "Surround with try/catch block", "Surround with try/catch block", "fix_indent.gif", new ISemanticModification() {

        @Override
        public void apply(EObject element, IModificationContext context) throws Exception {
            String[] issueData = issue.getData();
            URI childURI = URI.createURI(issueData[issueData.length - 1]);
            XtextResource xtextResource = (XtextResource) element.eResource();
            List<JvmType> exceptions = getExceptions(issueData, xtextResource);
            if (exceptions.size() > 0) {
                EObject childThrowingException = xtextResource.getResourceSet().getEObject(childURI, true);
                XExpression toBeSurrounded = findContainerExpressionInBlockExpression(childThrowingException);
                IXtextDocument xtextDocument = context.getXtextDocument();
                if (toBeSurrounded != null) {
                    ICompositeNode toBeSurroundedNode = NodeModelUtils.findActualNodeFor(toBeSurrounded);
                    if (toBeSurroundedNode == null)
                        throw new IllegalStateException("toBeSurroundedNode may not be null");
                    ITextRegion toBeSurroundedRegion = toBeSurroundedNode.getTextRegion();
                    ReplacingAppendable appendable = appendableFactory.create(context.getXtextDocument(), (XtextResource) childThrowingException.eResource(), toBeSurroundedRegion.getOffset(), toBeSurroundedRegion.getLength());
                    appendable.append("try {").increaseIndentation().newLine().append(xtextDocument.get(toBeSurroundedRegion.getOffset(), toBeSurroundedRegion.getLength())).decreaseIndentation().newLine();
                    for (JvmType exceptionType : exceptions) {
                        appendable.append("} catch (").append(exceptionType).append(" exc) {").increaseIndentation().newLine().append("throw new RuntimeException(\"auto-generated try/catch\", exc)").decreaseIndentation().newLine();
                    }
                    appendable.append("}");
                    appendable.commitChanges();
                }
            }
        }
    });
}

Example 90 with ITextRegion

use of org.eclipse.xtext.util.ITextRegion in project xtext-xtend by eclipse.

the class ExtractMethodRefactoring method getExpressionsRegion.

protected ITextRegion getExpressionsRegion() {
    ITextRegion firstRegion = expressionUtil.getTextRegion(firstExpression);
    ITextRegion lastRegion = expressionUtil.getTextRegion(lastExpression);
    ITextRegion expressionRegion = new TextRegion(firstRegion.getOffset(), lastRegion.getOffset() + lastRegion.getLength() - firstRegion.getOffset());
    return expressionRegion;
}