fix(isGeneratorFunction): check for GeneratorFunction instead of Asyn…

…cFunction
char0n · Apr 27, 2017 · 853f934 · 853f934
1 parent 9a9fda2
commit 853f934
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/isGeneratorFunction.js b/src/isGeneratorFunction.js
@@ -29,7 +29,7 @@ try {
  */
 /* eslint-enable max-len */
 const isGeneratorFunction = (val) => {
-  const toStringCheck = Object.prototype.toString.call(val) === '[object AsyncFunction]';
+  const toStringCheck = Object.prototype.toString.call(val) === '[object GeneratorFunction]';
   const legacyConstructorCheck = isNotNull(GeneratorFunction) && val instanceof GeneratorFunction;
 
   return or(toStringCheck, legacyConstructorCheck);