Add saveData handling

GoogleChromeLabs · Nov 23, 2018 · 32902a7 · 32902a7
1 parent 47dbaf5
commit 32902a7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/index.mjs b/index.mjs
@@ -47,6 +47,10 @@ export default function quicklink(options) {
             if (navigator.connection.effectiveType && /\slow-2g|2g/.test(navigator.connection.effectiveType)) {
                 return;
             }
+            // Don't prefetch if Save-Data is enabled..
+            if (navigator.connection.saveData) {
+                return;
+            }
         }
         // Prefetch an array of URLs if supplied (as an override)
         if (options.urls !== undefined && options.urls.length > 0) {