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add console error when columns exceed IV

This commit is contained in:
aritrakoley 2021-12-11 19:55:52 +05:30
parent 10ae7c9fec
commit b3bc49afe8
1 changed files with 9 additions and 0 deletions
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9
bits/78_writebiff.js
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@ -382,6 +382,15 @@ function write_biff8_buf(wb/*:Workbook*/, opts/*:WriteOpts*/) {
}
function write_biff_buf(wb/*:Workbook*/, opts/*:WriteOpts*/) {
for(var i = 0; i <= wb.SheetNames.length; ++i) {
var ws = wb.Sheets[wb.SheetNames[i]];
if(!ws || !ws["!ref"]) continue;
var range = decode_range(ws["!ref"]);
if(range.e.c > 255) { // note: 255 is IV
console.error("Worksheet '" + wb.SheetNames[i] + "' extends beyond column IV (255). Data may be lost.");
}
}
var o = opts || {};
switch(o.biff || 2) {
case 8: case 5: return write_biff8_buf(wb, opts);