List<PostponedAction> (@NotNull Set<PostprocessFormattingTask> rangesToProcess, @NotNull Document document) { final List<PostprocessFormattingTask> freeFormattingActions = new ArrayList<>(); final List<ReindentTask> indentActions = new ArrayList<>(); PostprocessFormattingTask accumulatedTask = null; Iterator<PostprocessFormattingTask> iterator = rangesToProcess.iterator(); while (iterator.hasNext()) { final PostprocessFormattingTask currentTask = iterator.next(); if (accumulatedTask == null) { accumulatedTask = currentTask; iterator.remove(); } else if (accumulatedTask.getStartOffset() > currentTask.getEndOffset() || accumulatedTask.getStartOffset() == currentTask.getEndOffset() && !canStickActionsTogether(accumulatedTask, currentTask)) { // action can be pushed if (accumulatedTask instanceof ReindentTask) { indentActions.add((ReindentTask) accumulatedTask); } else { freeFormattingActions.add(accumulatedTask); } accumulatedTask = currentTask; iterator.remove(); } else if (accumulatedTask instanceof ReformatTask && currentTask instanceof ReindentTask) { // split accumulated reformat range into two if (accumulatedTask.getStartOffset() < currentTask.getStartOffset()) { final RangeMarker endOfRange = document.createRangeMarker(accumulatedTask.getStartOffset(), currentTask.getStartOffset()); // add heading reformat part rangesToProcess.add(new ReformatTask(endOfRange)); // and manage heading whitespace because formatter does not edit it in previous action iterator = rangesToProcess.iterator(); //noinspection StatementWithEmptyBody while (iterator.next().getRange() != currentTask.getRange()) ; } final RangeMarker rangeToProcess = document.createRangeMarker(currentTask.getEndOffset(), accumulatedTask.getEndOffset()); freeFormattingActions.add(new ReformatWithHeadingWhitespaceTask(rangeToProcess)); accumulatedTask = currentTask; iterator.remove(); } else { if (!(accumulatedTask instanceof ReindentTask)) { iterator.remove(); boolean withLeadingWhitespace = accumulatedTask instanceof ReformatWithHeadingWhitespaceTask; if (accumulatedTask instanceof ReformatTask && currentTask instanceof ReformatWithHeadingWhitespaceTask && accumulatedTask.getStartOffset() == currentTask.getStartOffset()) { withLeadingWhitespace = true; } else if (accumulatedTask instanceof ReformatWithHeadingWhitespaceTask && currentTask instanceof ReformatTask && accumulatedTask.getStartOffset() < currentTask.getStartOffset()) { withLeadingWhitespace = false; } int newStart = Math.min(accumulatedTask.getStartOffset(), currentTask.getStartOffset()); int newEnd = Math.max(accumulatedTask.getEndOffset(), currentTask.getEndOffset()); RangeMarker rangeMarker; if (accumulatedTask.getStartOffset() == newStart && accumulatedTask.getEndOffset() == newEnd) { rangeMarker = accumulatedTask.getRange(); } else if (currentTask.getStartOffset() == newStart && currentTask.getEndOffset() == newEnd) { rangeMarker = currentTask.getRange(); } else { rangeMarker = document.createRangeMarker(newStart, newEnd); } accumulatedTask = withLeadingWhitespace ? new ReformatWithHeadingWhitespaceTask(rangeMarker) : new ReformatTask(rangeMarker); } else if (currentTask instanceof ReindentTask) { iterator.remove(); } // TODO[ik]: need to be fixed to correctly process indent inside indent } } if (accumulatedTask != null) { if (accumulatedTask instanceof ReindentTask) { indentActions.add((ReindentTask) accumulatedTask); } else { freeFormattingActions.add(accumulatedTask); } } Collections.reverse(freeFormattingActions); Collections.reverse(indentActions); List<PostponedAction> result = new ArrayList<>(); if (!freeFormattingActions.isEmpty()) { FormatTextRanges ranges = new FormatTextRanges(); ranges.setExtendToContext(true); for (PostprocessFormattingTask action : freeFormattingActions) { TextRange range = TextRange.create(action); ranges.add(range, action instanceof ReformatWithHeadingWhitespaceTask); } result.add(new ReformatRangesAction(ranges)); } if (!indentActions.isEmpty()) { ReindentRangesAction reindentRangesAction = new ReindentRangesAction(); for (ReindentTask action : indentActions) { reindentRangesAction.add(action.getRange(), action.getOldIndent()); } result.add(reindentRangesAction); } return result; }