Examples with ITextRegionRewriter org.eclipse.xtext.formatting2.regionaccess.ITextRegionRewriter used on opensource projects

Example 1 with ITextRegionRewriter

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

the class RegionDiffFormatter method mergeReplacements.

protected List<ITextReplacement> mergeReplacements(ITextRegionAccessDiff regions, List<ITextReplacement> rep) {
    ITextRegionRewriter rewriter = regions.getOriginalTextRegionAccess().getRewriter();
    List<ITextReplacement> result = Lists.newArrayList();
    for (ITextSegmentDiff r : regions.getRegionDifferences()) {
        ITextSegment original = r.getOriginalRegion();
        ITextSegment modified = r.getModifiedRegion();
        List<ITextReplacement> local = Lists.newArrayList();
        for (ITextReplacement re : rep) {
            if (modified.contains(re)) {
                local.add(re);
            }
        }
        String text;
        if (local.isEmpty()) {
            text = modified.getText();
        } else {
            text = regions.getRewriter().renderToString(modified, local);
        }
        ITextReplacement replacement = rewriter.createReplacement(original.getOffset(), original.getLength(), text);
        result.add(replacement);
    }
    return result;
}

Example 2 with ITextRegionRewriter

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

the class RegionAccessTestHelper method assertDiffs.

public void assertDiffs(final ITextRegionAccessDiff regions) {
    final ITextRegionRewriter rewriter = regions.getOriginalTextRegionAccess().getRewriter();
    final ArrayList<ITextReplacement> result = Lists.<ITextReplacement>newArrayList();
    List<ITextSegmentDiff> _regionDifferences = regions.getRegionDifferences();
    for (final ITextSegmentDiff r : _regionDifferences) {
        {
            final ITextSegment originalRegion = r.getOriginalRegion();
            final ITextSegment modifiedRegion = r.getModifiedRegion();
            final ITextReplacement replacement = originalRegion.replaceWith(modifiedRegion.getText());
            result.add(replacement);
        }
    }
    final String actual = rewriter.renderToString(result);
    final String expected = regions.regionForDocument().getText();
    Assert.assertEquals(expected, actual);
}

Example 3 with ITextRegionRewriter

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

the class TextRegionsWithTitleToString method toString.

@Override
public String toString() {
    ITextRegionAccess access = getTextRegionAccess();
    ITextSegment frame = getFrame();
    if (access == null || frame == null)
        return "(null)";
    ITextRegionRewriter rewriter = access.getRewriter();
    StringBuilder builder = new StringBuilder();
    List<ITextReplacement> replacements = Lists.newArrayList();
    for (int i = 0; i < this.items.size(); i++) {
        Item item = this.items.get(i);
        ITextSegment region = item.getRegion();
        String regionStr = "offset=" + region.getOffset() + " length=" + region.getLength();
        String open = i < BRACKETS_OPEN.length ? BRACKETS_OPEN[i] : "[" + i + "[";
        String close = i < BRACKETS_CLOSE.length ? BRACKETS_CLOSE[i] : "]" + i + "]";
        builder.append(open + close + ": " + item.getTitle() + " at " + regionStr + "\n");
        replacements.add(rewriter.createReplacement(region.getOffset(), 0, open));
        replacements.add(rewriter.createReplacement(region.getEndOffset(), 0, close));
    }
    String vizualized = rewriter.renderToString(frame, replacements);
    builder.append(box("document snippet", vizualized));
    return builder.toString();
}