From 151f1241c665b0307234e931bec2c32bfea0138d Mon Sep 17 00:00:00 2001
From: seki <seki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 18 Jun 2003 15:45:12 +0000
Subject: import from drb-2.0.4b3

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3959 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/drb/invokemethod.rb | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 lib/drb/invokemethod.rb

(limited to 'lib/drb/invokemethod.rb')

diff --git a/lib/drb/invokemethod.rb b/lib/drb/invokemethod.rb
new file mode 100644
index 0000000000..f8ce0ad09b
--- /dev/null
+++ b/lib/drb/invokemethod.rb
@@ -0,0 +1,39 @@
+
+# for ruby-1.8.0
+
+module DRb
+  class DRbServer
+    module InvokeMethod18Mixin
+      def block_yield(x)
+        block_value = @block.call(*x)
+      end
+      
+      def rescue_break(err)
+        return :break, err.exit_value
+      end
+      
+      def perform_with_block
+        @obj.__send__(@msg_id, *@argv) do |*x|
+          jump_error = nil
+          begin
+            block_value = block_yield(x)
+          rescue LocalJumpError
+            jump_error = $!
+          end
+          if jump_error
+            reason, jump_value = rescue_local_jump(jump_error)
+            case reason
+            when :retry
+              retry
+            when :break
+              break(jump_value)
+            else
+              raise jump_error
+            end
+          end
+          block_value
+        end
+      end
+    end
+  end
+end
-- 
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