Clean up _defaultStepBase in <input>

Restore to the original HTML definition of nonexistent for anything other than type=week.
jsdom · Jan 14, 2020 · 4a374e5 · 4a374e5
1 parent 92e9adb
commit 4a374e5
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/lib/jsdom/living/nodes/HTMLInputElement-impl.js b/lib/jsdom/living/nodes/HTMLInputElement-impl.js
@@ -848,7 +848,10 @@ class HTMLInputElementImpl extends HTMLElementImpl {
         return value;
       }
     }
-    return this._defaultStepBase;
+    if (this._defaultStepBase !== null) {
+      return this._defaultStepBase;
+    }
+    return 0;
   }
 
   // https://html.spec.whatwg.org/multipage/input.html#concept-input-step-default-base
@@ -857,7 +860,7 @@ class HTMLInputElementImpl extends HTMLElementImpl {
       // The start of week 1970-W01
       return -259200000;
     }
-    return 0;
+    return null;
   }
 
   // https://html.spec.whatwg.org/multipage/input.html#common-input-element-attributes