Remove array fill (#21)

mapbox · May 21, 2019 · 01e2066 · 01e2066
1 parent 82ac066
commit 01e2066
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/util/sku_token.js b/src/util/sku_token.js
@@ -21,11 +21,14 @@ type SkuTokenObject = {|
 const SKU_ID = '01';
 
 function createSkuToken(): SkuTokenObject {
-    // these fields are specified by an internal schema and should not change
+    // SKU_ID and TOKEN_VERSION are specified by an internal schema and should not change
     const TOKEN_VERSION = '1';
-    // sessionRandomizer is a randomized 10-digit base-62 number
     const base62chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
-    const sessionRandomizer = new Array(10).fill().map(() => base62chars[Math.floor(Math.random() * 62)]).join('');
+    // sessionRandomizer is a randomized 10-digit base-62 number
+    let sessionRandomizer = '';
+    for (let i = 0; i < 10; i++) {
+        sessionRandomizer += base62chars[Math.floor(Math.random() * 62)];
+    }
     const expiration = 12 * 60 * 60 * 1000; // 12 hours
     const token = [TOKEN_VERSION, SKU_ID, sessionRandomizer].join('');
     const tokenExpiresAt = Date.now() + expiration;