Merge pull request #94 from JesusTheHun/fix-getEdgeProperties

fix: `getEdgeProperties` may return `undefined` if the edge doesn't exists
datavis-tech · Oct 23, 2024 · 3f8fb2c · 3f8fb2c
2 parents d9785de + b071242
commit 3f8fb2c
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/Graph.ts b/src/Graph.ts
@@ -106,10 +106,10 @@ export class Graph<Node = string, LinkProps = never> {
   }
 
   /**
-   * Get the properties of the given edge or undefined if none are set.
+   * Get the properties of the given edge or undefined if the edge doesn't exist .
    */
-  getEdgeProperties(source: Node, target: Node): LinkProps {
-    return this.edgeProperties.get(source)?.get(target) as LinkProps;
+  getEdgeProperties(source: Node, target: Node): LinkProps | undefined {
+    return this.edgeProperties.get(source)?.get(target);
   }
 
   /**