From 2bdbdc1580f52dc8d70a71b824238e0f20342dca Mon Sep 17 00:00:00 2001
From: Koichi Sasada <ko1@atdot.net>
Date: Tue, 20 Oct 2020 11:21:49 +0900
Subject: add Ractor.shareable?(obj)

This method returns obj is shareable or not.
---
 ractor.rb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/ractor.rb b/ractor.rb
index 78980b2685..c825fbe0da 100644
--- a/ractor.rb
+++ b/ractor.rb
@@ -166,4 +166,11 @@ class Ractor
     close_incoming
     close_outgoing
   end
+
+  # utility method
+  def self.shareable? obj
+    __builtin_cexpr! %q{
+      rb_ractor_shareable_p(obj) ? Qtrue : Qfalse;
+    }
+  end
 end
-- 
cgit v1.2.3