protected static PsiElement adjustSibling(
@NotNull Editor editor,
@NotNull LineRange sourceRange,
@NotNull MoveInfo info,
boolean down) {
PsiElement element = down ? sourceRange.lastElement : sourceRange.firstElement;
PsiElement sibling = down ? element.getNextSibling() : element.getPrevSibling();
PsiElement whiteSpaceTestSubject = sibling;
if (sibling == null) {
PsiElement parent = element.getParent();
if (parent != null && isBracelessBlock(parent)) {
whiteSpaceTestSubject = down ? parent.getNextSibling() : parent.getPrevSibling();
}
}
if (whiteSpaceTestSubject instanceof PsiWhiteSpace) {
if (getElementLineCount(whiteSpaceTestSubject, editor) > 1) {
int nearLine = down ? sourceRange.endLine : sourceRange.startLine - 1;
info.toMove = sourceRange;
info.toMove2 = new LineRange(nearLine, nearLine + 1);
info.indentTarget = false;
return null;
}
if (sibling != null) {
sibling = firstNonWhiteElement(sibling, down);
}
}
if (sibling == null) {
JetCallExpression callExpression =
PsiTreeUtil.getParentOfType(element, JetCallExpression.class);
if (callExpression != null) {
JetBlockExpression dslBlock = getDSLLambdaBlock(callExpression, down);
if (PsiTreeUtil.isAncestor(dslBlock, element, false)) {
//noinspection ConstantConditions
PsiElement blockParent = dslBlock.getParent();
return down
? JetPsiUtil.findChildByType(blockParent, JetTokens.RBRACE)
: JetPsiUtil.findChildByType(blockParent, JetTokens.LBRACE);
}
}
info.toMove2 = null;
return null;
}
return sibling;
}
@Nullable
private static JetBlockExpression findClosestBlock(
@NotNull PsiElement anchor, boolean down, boolean strict) {
PsiElement current = PsiTreeUtil.getParentOfType(anchor, JetBlockExpression.class, strict);
while (current != null) {
PsiElement parent = current.getParent();
if (parent instanceof JetClassBody
|| parent instanceof JetClassInitializer
|| parent instanceof JetNamedFunction
|| (parent instanceof JetProperty && !((JetProperty) parent).isLocal())) {
return null;
}
if (parent instanceof JetBlockExpression) return (JetBlockExpression) parent;
PsiElement sibling = down ? current.getNextSibling() : current.getPrevSibling();
if (sibling != null) {
//noinspection unchecked
JetBlockExpression block =
(JetBlockExpression)
JetPsiUtil.getOutermostDescendantElement(sibling, down, CHECK_BLOCK);
if (block != null) return block;
current = sibling;
} else {
current = parent;
}
}
return null;
}