1 files changed, 128 insertions, 0 deletions
diff --git a/jni/ruby/lib/irb/ext/loader.rb b/jni/ruby/lib/irb/ext/loader.rb
new file mode 100644
index 0000000..4c6b2ba
--- /dev/null
+++ b/jni/ruby/lib/irb/ext/loader.rb
@@ -0,0 +1,128 @@
+#
+#   loader.rb -
+#   	$Release Version: 0.9.6$
+#   	$Revision: 47266 $
+#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
+#
+# --
+#
+#
+#
+
+
+module IRB # :nodoc:
+  # Raised in the event of an exception in a file loaded from an Irb session
+  class LoadAbort < Exception;end
+
+  # Provides a few commands for loading files within an irb session.
+  #
+  # See ExtendCommandBundle for more information.
+  module IrbLoader
+
+    alias ruby_load load
+    alias ruby_require require
+
+    # Loads the given file similarly to Kernel#load
+    def irb_load(fn, priv = nil)
+      path = search_file_from_ruby_path(fn)
+      raise LoadError, "No such file to load -- #{fn}" unless path
+
+      load_file(path, priv)
+    end
+
+    def search_file_from_ruby_path(fn) # :nodoc:
+      if /^#{Regexp.quote(File::Separator)}/ =~ fn
+        return fn if File.exist?(fn)
+        return nil
+      end
+
+      for path in $:
+        if File.exist?(f = File.join(path, fn))
+          return f
+        end
+      end
+      return nil
+    end
+
+    # Loads a given file in the current session and displays the source lines
+    #
+    # See Irb#suspend_input_method for more information.
+    def source_file(path)
+      irb.suspend_name(path, File.basename(path)) do
+        irb.suspend_input_method(FileInputMethod.new(path)) do
+          |back_io|
+          irb.signal_status(:IN_LOAD) do
+            if back_io.kind_of?(FileInputMethod)
+              irb.eval_input
+            else
+              begin
+                irb.eval_input
+              rescue LoadAbort
+                print "load abort!!\n"
+              end
+            end
+          end
+        end
+      end
+    end
+
+    # Loads the given file in the current session's context and evaluates it.
+    #
+    # See Irb#suspend_input_method for more information.
+    def load_file(path, priv = nil)
+      irb.suspend_name(path, File.basename(path)) do
+
+        if priv
+          ws = WorkSpace.new(Module.new)
+        else
+          ws = WorkSpace.new
+        end
+        irb.suspend_workspace(ws) do
+          irb.suspend_input_method(FileInputMethod.new(path)) do
+            |back_io|
+            irb.signal_status(:IN_LOAD) do
+              if back_io.kind_of?(FileInputMethod)
+                irb.eval_input
+              else
+                begin
+                  irb.eval_input
+                rescue LoadAbort
+                  print "load abort!!\n"
+                end
+              end
+            end
+          end
+        end
+      end
+    end
+
+    def old # :nodoc:
+      back_io = @io
+      back_path = @irb_path
+      back_name = @irb_name
+      back_scanner = @irb.scanner
+      begin
+        @io = FileInputMethod.new(path)
+        @irb_name = File.basename(path)
+        @irb_path = path
+        @irb.signal_status(:IN_LOAD) do
+          if back_io.kind_of?(FileInputMethod)
+            @irb.eval_input
+          else
+            begin
+              @irb.eval_input
+            rescue LoadAbort
+              print "load abort!!\n"
+            end
+          end
+        end
+      ensure
+        @io = back_io
+        @irb_name = back_name
+        @irb_path = back_path
+        @irb.scanner = back_scanner
+      end
+    end
+  end
+end
+