Use Map.prototype.getOrInsert() in the src/display/annotation_layer.js file

Snuffleupagus · Snuffleupagus · commit ab8e67ecff97 · 2026-02-22T17:54:17.000+01:00
diff --git a/src/display/annotation_layer.js b/src/display/annotation_layer.js
@@ -3877,12 +3877,7 @@ class AnnotationLayer {
         this.#elements.push(element);
 
         if (data.popupRef) {
-          const elements = popupToElements.get(data.popupRef);
-          if (!elements) {
-            popupToElements.set(data.popupRef, [element]);
-          } else {
-            elements.push(element);
-          }
+          popupToElements.getOrInsert(data.popupRef, []).push(element);
         }
       }
 

Original file line number	Diff line number	Diff line change
`@@ -3877,12 +3877,7 @@ class AnnotationLayer {`
`3877`	`3877`	`this.#elements.push(element);`
`3878`	`3878`
`3879`	`3879`	`if (data.popupRef) {`
`3880`		`- const elements = popupToElements.get(data.popupRef);`
`3881`		`- if (!elements) {`
`3882`		`- popupToElements.set(data.popupRef, [element]);`
`3883`		`- } else {`
`3884`		`- elements.push(element);`
`3885`		`- }`
	`3880`	`+ popupToElements.getOrInsert(data.popupRef, []).push(element);`
`3886`	`3881`	`}`
`3887`	`3882`	`}`
`3888`	`3883`