sequence diagram NaN values issue

mermaid-js · Aug 9, 2024 · 095e8ca · 095e8ca
1 parent 95fb824
commit 095e8ca
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/packages/mermaid/src/diagrams/sequence/sequenceRenderer.ts b/packages/mermaid/src/diagrams/sequence/sequenceRenderer.ts
@@ -1088,6 +1088,19 @@ export const draw = async function (_text: string, id: string, _version: string,
 
   const { bounds: box } = bounds.getBounds();
 
+  if (box.startx === undefined) {
+    box.startx = 0;
+  }
+  if (box.starty === undefined) {
+    box.starty = 0;
+  }
+  if (box.stopx === undefined) {
+    box.stopx = 0;
+  }
+  if (box.stopy === undefined) {
+    box.stopy = 0;
+  }
+
   // Make sure the height of the diagram supports long menus.
   let boxHeight = box.stopy - box.starty;
   if (boxHeight < requiredBoxSize.maxHeight) {