Examples with IFormattableDocument org.eclipse.xtext.formatting2.IFormattableDocument used on opensource projects

Example 31 with IFormattableDocument

use of org.eclipse.xtext.formatting2.IFormattableDocument in project xtext-core by eclipse.

the class AbstractFormatter2 method postProcess.

protected List<ITextReplacement> postProcess(IFormattableDocument document, List<ITextReplacement> replacements) {
    List<ITextSegment> expected = Lists.newArrayList();
    IHiddenRegion current = getTextRegionAccess().regionForRootEObject().getPreviousHiddenRegion();
    while (current != null) {
        if (current.isUndefined() && isInRequestedRange(current.getOffset(), current.getEndOffset()))
            expected.addAll(current.getMergedSpaces());
        current = current.getNextHiddenRegion();
    }
    if (expected.isEmpty())
        return replacements;
    List<ITextSegment> missing = TextRegions.difference(expected, replacements);
    if (missing.isEmpty())
        return replacements;
    List<ITextReplacement> result = Lists.newArrayList(replacements);
    for (ITextSegment seg : missing) {
        IHiddenRegion h = null;
        if (seg instanceof IHiddenRegion)
            h = (IHiddenRegion) seg;
        if (seg instanceof IHiddenRegionPart)
            h = ((IHiddenRegionPart) seg).getHiddenRegion();
        if (h != null && (h.getNextSemanticRegion() == null || h.getPreviousSemanticRegion() == null))
            result.add(seg.replaceWith(""));
        else
            result.add(seg.replaceWith(" "));
    }
    return result;
}

Example 32 with IFormattableDocument

use of org.eclipse.xtext.formatting2.IFormattableDocument in project xtext-core by eclipse.

the class AbstractFormatter2 method format.

@Override
public final List<ITextReplacement> format(FormatterRequest request) {
    try {
        initialize(request);
        XtextResource xtextResource = request.getTextRegionAccess().getResource();
        IFormattableDocument document = createFormattableRootDocument();
        try {
            format(xtextResource, document);
        } catch (RegionTraceMissingException e) {
            document = handleTraceMissing(document, e);
        }
        List<ITextReplacement> rendered = document.renderToTextReplacements();
        List<ITextReplacement> postprocessed = postProcess(document, rendered);
        return postprocessed;
    } finally {
        reset();
    }
}

Example 33 with IFormattableDocument

use of org.eclipse.xtext.formatting2.IFormattableDocument in project xtext-core by eclipse.

the class CommentFormatterTest method MLML_paragraph.

@Test
public void MLML_paragraph() {
    final Procedure1<GenericFormatterTestRequest> _function = (GenericFormatterTestRequest it) -> {
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("idlist");
        _builder.newLine();
        _builder.newLine();
        _builder.newLine();
        _builder.append("/*");
        _builder.newLine();
        _builder.append("x");
        _builder.newLine();
        _builder.append("*/");
        _builder.newLine();
        _builder.newLine();
        _builder.newLine();
        _builder.append("a");
        _builder.newLine();
        it.setToBeFormatted(_builder);
        final GenericFormatter<IDList> _function_1 = new GenericFormatter<IDList>() {

            @Override
            protected void format(final IDList model, @Extension final ITextRegionExtensions regions, @Extension final IFormattableDocument document) {
                final Procedure1<IHiddenRegionFormatter> _function = (IHiddenRegionFormatter it_1) -> {
                    it_1.oneSpace();
                };
                document.append(regions.regionFor(model).keyword("idlist"), _function);
            }
        };
        it.setFormatter(_function_1);
        StringConcatenation _builder_1 = new StringConcatenation();
        _builder_1.append("idlist");
        _builder_1.newLine();
        _builder_1.newLine();
        _builder_1.newLine();
        _builder_1.append("/*");
        _builder_1.newLine();
        _builder_1.append(" ");
        _builder_1.append("* x");
        _builder_1.newLine();
        _builder_1.append(" ");
        _builder_1.append("*/");
        _builder_1.newLine();
        _builder_1.append("a");
        _builder_1.newLine();
        it.setExpectation(_builder_1);
    };
    this._genericFormatterTester.assertFormatted(_function);
}

Example 34 with IFormattableDocument

use of org.eclipse.xtext.formatting2.IFormattableDocument in project xtext-core by eclipse.

the class CommentFormatterTest method SL_multiline.

@Test
public void SL_multiline() {
    final Procedure1<GenericFormatterTestRequest> _function = (GenericFormatterTestRequest it) -> {
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("idlist  ");
        _builder.newLine();
        _builder.newLine();
        _builder.append("//x");
        _builder.newLine();
        _builder.newLine();
        _builder.newLine();
        _builder.append("a");
        _builder.newLine();
        it.setToBeFormatted(_builder);
        final GenericFormatter<IDList> _function_1 = new GenericFormatter<IDList>() {

            @Override
            protected void format(final IDList model, @Extension final ITextRegionExtensions regions, @Extension final IFormattableDocument document) {
                final Procedure1<IHiddenRegionFormatter> _function = (IHiddenRegionFormatter it_1) -> {
                    it_1.oneSpace();
                };
                document.append(regions.regionFor(model).keyword("idlist"), _function);
            }
        };
        it.setFormatter(_function_1);
        StringConcatenation _builder_1 = new StringConcatenation();
        _builder_1.append("idlist //x");
        _builder_1.newLine();
        _builder_1.append("a");
        _builder_1.newLine();
        it.setExpectation(_builder_1);
    };
    this._genericFormatterTester.assertFormatted(_function);
}

Example 35 with IFormattableDocument

use of org.eclipse.xtext.formatting2.IFormattableDocument in project xtext-core by eclipse.

the class CommentFormatterTest method SL_inline.

@Test
public void SL_inline() {
    final Procedure1<GenericFormatterTestRequest> _function = (GenericFormatterTestRequest it) -> {
        StringConcatenation _builder = new StringConcatenation();
        _builder.append("idlist  //x");
        _builder.newLine();
        _builder.append("a");
        _builder.newLine();
        it.setToBeFormatted(_builder);
        final GenericFormatter<IDList> _function_1 = new GenericFormatter<IDList>() {

            @Override
            protected void format(final IDList model, @Extension final ITextRegionExtensions regions, @Extension final IFormattableDocument document) {
                final Procedure1<IHiddenRegionFormatter> _function = (IHiddenRegionFormatter it_1) -> {
                    it_1.oneSpace();
                };
                document.append(regions.regionFor(model).keyword("idlist"), _function);
            }
        };
        it.setFormatter(_function_1);
        StringConcatenation _builder_1 = new StringConcatenation();
        _builder_1.append("idlist //x");
        _builder_1.newLine();
        _builder_1.append("a");
        _builder_1.newLine();
        it.setExpectation(_builder_1);
    };
    this._genericFormatterTester.assertFormatted(_function);
}