From 532406427b207b01d605ebfcd3d7d9b866cc0647 Mon Sep 17 00:00:00 2001
From: Jonas Jenwald <jonas.jenwald@gmail.com>
Date: Tue, 25 Mar 2025 10:03:15 +0100
Subject: [PATCH] Simplify the `StructElementNode.prototype.role` getter a tiny
 bit

Given that the `roleMap` only contains `Name`-strings, the lookup can be simplified thanks to modern JavaScript features.
---
 src/core/struct_tree.js | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/core/struct_tree.js b/src/core/struct_tree.js
index a83ad813f..a8766e92e 100644
--- a/src/core/struct_tree.js
+++ b/src/core/struct_tree.js
@@ -551,10 +551,7 @@ class StructElementNode {
     const nameObj = this.dict.get("S");
     const name = nameObj instanceof Name ? nameObj.name : "";
     const { root } = this.tree;
-    if (root.roleMap.has(name)) {
-      return root.roleMap.get(name);
-    }
-    return name;
+    return root.roleMap.get(name) ?? name;
   }
 
   parseKids() {