private static boolean canBePatternVariable(PsiElement element) {
// can be leaf element! (ex. var a = 1 <-> var $a$ = 1)
if (element instanceof LeafElement) {
return true;
}
while (!(element instanceof LeafElement) && element != null) {
element = SkippingHandler.getOnlyNonWhitespaceChild(element);
}
return element != null;
}
