case CONTEXT_ITEM:
return tCtx.varScope.lookupVariable(XMLQueryCompilerConstants.DOT_VAR_NAME).getLogicalVariable();
case IF_EXPRESSION: {
IfExprNode ieNode = (IfExprNode) value;
return translateIfExprNode(tCtx, ieNode);
}
case VARIABLE_REFERENCE: {
VarRefNode vrNode = (VarRefNode) value;