fix: Define attributes object if not already defined (#165)

kylebarron · web-flow · commit f56591f4535b · 2025-10-28T17:25:27.000Z
diff --git a/packages/deck.gl-layers/src/utils/utils.ts b/packages/deck.gl-layers/src/utils/utils.ts
@@ -255,6 +255,8 @@ export function assignAccessor(args: AssignAccessorProps) {
     return;
   }
 
+  props.data.attributes = props.data.attributes || {};
+
   if (propInput instanceof arrow.Data) {
     const columnData = propInput;
 

Original file line number	Diff line number	Diff line change
`@@ -255,6 +255,8 @@ export function assignAccessor(args: AssignAccessorProps) {`
`255`	`255`	`return;`
`256`	`256`	`}`
`257`	`257`
	`258`	`+ props.data.attributes = props.data.attributes \|\| {};`
	`259`	`+`
`258`	`260`	`if (propInput instanceof arrow.Data) {`
`259`	`261`	`const columnData = propInput;`
`260`	`262`