protected List<ITextSegment> toTokenAndGapList() {
final int range = this.hightlightOrigin ? 4 : (Integer.MAX_VALUE / 2);
ITextSegment first = null;
{
ITextSegment current = origin;
for (int i = 0; i < range && current != null; i++) {
first = current;
if (current instanceof ITextRegionAccess)
current = ((ITextRegionAccess) current).regionForRootEObject().getPreviousHiddenRegion();
else if (current instanceof ISequentialRegion)
current = ((ISequentialRegion) current).getPreviousHiddenRegion();
else if (current instanceof IHiddenRegionPart)
current = ((IHiddenRegionPart) current).getHiddenRegion();
else throw new IllegalStateException("Unexpected Type: " + current.getClass());
}
}
if (first == null) return Collections.emptyList();
List<ITextSegment> result = Lists.newArrayList();
{
ITextSegment current = first;
for (int i = 0; i <= (range * 2) && current != null; i++) {
result.add(current);
if (current instanceof ISemanticRegion)
current = ((ISemanticRegion) current).getNextHiddenRegion();
else if (current instanceof IHiddenRegion)
current = ((IHiddenRegion) current).getNextSemanticRegion();
else throw new IllegalStateException("Unexpected Type: " + current.getClass());
}
}
return result;
}
public TextRegionsToString addReplacement(
ITextSegment region, String replacement, String description) {
text.add(region, getReplacement(region, replacement));
list.add(
region, quote(region.getText(), 20) + " -> " + quote(replacement, 20) + ": " + description);
return this;
}
protected String toString(ITextSegment region) {
String result;
if (region instanceof IEObjectRegion) result = toString((IEObjectRegion) region);
else if (region instanceof ISemanticRegion) result = toString((ISemanticRegion) region);
else if (region instanceof IHiddenRegion) result = toString((IHiddenRegion) region);
else if (region instanceof IWhitespace) result = toString((IWhitespace) region);
else if (region instanceof IComment) result = toString((IComment) region);
else if (region != null)
result =
region.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(region));
else result = "null";
if (hightlightOrigin && region == origin) return ">>>" + result + "<<<";
return result;
}
protected String getReplacement(ITextSegment region, String replacement) {
String string = region.getText();
if (Strings.equal(string, replacement))
return "<" + region.getOffset() + "|" + replacement + ">";
return "<" + region.getOffset() + ":" + region.getLength() + "|" + replacement + ">";
}