private ParseNode parseRangeExpression() {
ParseNode result = parseRangeable();
boolean hasRange = false;
while (look == ':') {
int pos = _pointer;
GetChar();
ParseNode nextPart = parseRangeable();
// Note - no range simplification here. An expr like "A1:B2:C3:D4:E5" should be
// grouped into area ref pairs like: "(A1:B2):(C3:D4):E5"
// Furthermore, Excel doesn't seem to simplify
// expressions like "Sheet1!A1:Sheet1:B2" into "Sheet1!A1:B2"
checkValidRangeOperand("LHS", pos, result);
checkValidRangeOperand("RHS", pos, nextPart);
ParseNode[] children = {
result, nextPart,
};
result = new ParseNode(RangePtg.instance, children);
hasRange = true;
}
if (hasRange) {
return augmentWithMemPtg(result);
}
return result;
}
