Index: src/runtime.cc |
diff --git a/src/runtime.cc b/src/runtime.cc |
index 1aaa3cd92a70b10d8521ffde464cec500aecd393..23fb4700e0c83212af29cc3773da7b3c9968e290 100644 |
--- a/src/runtime.cc |
+++ b/src/runtime.cc |
@@ -2941,6 +2941,14 @@ RUNTIME_FUNCTION(Runtime_FunctionIsGenerator) { |
} |
+RUNTIME_FUNCTION(Runtime_FunctionIsArrow) { |
+ SealHandleScope shs(isolate); |
+ ASSERT(args.length() == 1); |
+ CONVERT_ARG_CHECKED(JSFunction, f, 0); |
+ return isolate->heap()->ToBoolean(f->shared()->is_arrow()); |
+} |
+ |
+ |
RUNTIME_FUNCTION(Runtime_FunctionRemovePrototype) { |
SealHandleScope shs(isolate); |
ASSERT(args.length() == 1); |