Fixed "Cannot read properties of undefined (reading 'bottomMost')" if…

… table contains too few rows #2549
bpampuch · Dec 30, 2023 · 5f8b345 · 5f8b345
1 parent 55b45df
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## Unreleased
 
 - Fixed cover image size inside table
+- Fixed "Cannot read properties of undefined (reading 'bottomMost')" if table contains too few rows
 
 ## 0.2.8 - 2023-11-09
 

diff --git a/src/tableProcessor.js b/src/tableProcessor.js
@@ -25,6 +25,10 @@ TableProcessor.prototype.beginTable = function (writer) {
 	this.cleanUpRepeatables = false;
 
 	this.headerRows = tableNode.table.headerRows || 0;
+	if (this.headerRows > tableNode.table.body.length) {
+		throw new Error(`Too few rows in the table. Property headerRows requires at least ${this.headerRows}, contains only ${tableNode.table.body.length}`);
+	}
+
 	this.rowsWithoutPageBreak = this.headerRows + (tableNode.table.keepWithHeaderRows || 0);
 	this.dontBreakRows = tableNode.table.dontBreakRows || false;