fix: cannot read property 'split' of undefined (#225)

* fix: cannot read property 'split' of undefined * fix: lint error in getClassName * fix: lint error in getClassName
gajus · Feb 19, 2019 · fa15c8d · fa15c8d
1 parent b3ae56b
commit fa15c8d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/getClassName.js b/src/getClassName.js
@@ -72,6 +72,10 @@ export default (styleNameValue: string, styleModuleImportMap: StyleModuleImportM
   const handleMissingStyleName = options && options.handleMissingStyleName ||
     DEFAULT_HANDLE_MISSING_STYLENAME_OPTION;
 
+  if (!styleNameValue) {
+    return '';
+  }
+
   return styleNameValue
     .split(' ')
     .filter((styleName) => {