private boolean canTargetVcsRegions() {
if (isProcessSelectedText()) {
return false;
}
if (isProcessWholeFile()) {
return FormatChangedTextUtil.hasChanges(myFile);
}
if (isProcessDirectory()) {
if (myDirectory == null) {
return false;
}
return FormatChangedTextUtil.hasChanges(myDirectory);
}
return false;
}
private void prepareUserNotificationMessage(
@NotNull Document document, @NotNull CharSequence before) {
LOG.assertTrue(getInfoCollector() != null);
int number = FormatChangedTextUtil.getInstance().calculateChangedLinesNumber(document, before);
if (number > 0) {
String message = "formatted " + number + " line" + (number > 1 ? "s" : "");
getInfoCollector().setReformatCodeNotification(message);
}
}
@Override
@NotNull
protected FutureTask<Boolean> prepareTask(
@NotNull final PsiFile file, final boolean processChangedTextOnly)
throws IncorrectOperationException {
return new FutureTask<>(
() -> {
FormattingProgressTask.FORMATTING_CANCELLED_FLAG.set(false);
try {
CharSequence before = null;
Document document = PsiDocumentManager.getInstance(myProject).getDocument(file);
if (getInfoCollector() != null) {
LOG.assertTrue(document != null);
before = document.getImmutableCharSequence();
}
CaretVisualPositionKeeper caretPositionKeeper = new CaretVisualPositionKeeper(document);
if (processChangedTextOnly) {
ChangedRangesInfo info =
FormatChangedTextUtil.getInstance().getChangedRangesInfo(file);
if (info != null) {
CodeStyleManager.getInstance(myProject).reformatTextWithContext(file, info);
}
} else {
Collection<TextRange> ranges = getRangesToFormat(file);
CodeStyleManager.getInstance(myProject).reformatText(file, ranges);
}
caretPositionKeeper.restoreOriginalLocation();
if (before != null) {
prepareUserNotificationMessage(document, before);
}
return !FormattingProgressTask.FORMATTING_CANCELLED_FLAG.get();
} catch (FilesTooBigForDiffException e) {
handleFileTooBigException(LOG, e, file);
return false;
} catch (IncorrectOperationException e) {
LOG.error(e);
return false;
} finally {
myRanges.clear();
}
});
}