fix error in hasClass when className is reqexp

enzymejs · Mar 18, 2019 · b12e336 · b12e336
1 parent 27ea407
commit b12e336
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/enzyme/src/ShallowWrapper.js b/packages/enzyme/src/ShallowWrapper.js
@@ -1253,7 +1253,7 @@ class ShallowWrapper {
    * @returns {Boolean}
    */
   hasClass(className) {
-    if (className && className.indexOf('.') !== -1) {
+    if (typeof className === 'string' && className.indexOf('.') !== -1) {
       // eslint-disable-next-line no-console
       console.warn('It looks like you\'re calling `ShallowWrapper::hasClass()` with a CSS selector. hasClass() expects a class name, not a CSS selector.');
     }