lib/irby.rb in irby-1.0.0 vs lib/irby.rb in irby-1.0.1

@@ -1,11 +1,27 @@
-module Kernel
-  def irb
-    require 'irb'
-    IRB.setup(nil)
-    irb = IRB::Irb.new(IRB::WorkSpace.new(binding))
-    IRB.conf[:MAIN_CONTEXT] = irb.context
+require 'irb'
+
+module IRB
+  def self.start_session(binding)
+    unless @__irb_initialized
+      IRB.setup(nil)
+      @__irb_initialized = true
+    end
+
+    workspace = WorkSpace.new(binding)
+
+    irb = Irb.new(workspace)
+
+    @CONF[:IRB_RC].call(irb.context) if @CONF[:IRB_RC]
+    @CONF[:MAIN_CONTEXT] = irb.context
+
     catch(:IRB_EXIT) do
       irb.eval_input
     end
+  end
+end
+
+module Kernel
+  def irb
+    IRB.start_session(binding)
   end
 end