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-rw-r--r--lib/irb/xmp.rb84
1 files changed, 84 insertions, 0 deletions
diff --git a/lib/irb/xmp.rb b/lib/irb/xmp.rb
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+++ b/lib/irb/xmp.rb
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+#
+# xmp.rb - irb version of gotoken xmp
+# $Release Version: 0.6$
+# $Revision$
+# $Date$
+# by Keiju ISHITSUKA(Nippon Rational Inc.)
+#
+# --
+#
+#
+#
+
+require "irb/irb"
+require "irb/frame"
+
+class XMP
+ @RCS_ID='-$Id$-'
+
+ def initialize(bind = nil)
+ #IRB.parse_opts
+ #IRB.load_modules
+
+ bind = IRB::Frame.top(1) unless bind
+ main = eval("self", bind)
+ @io = StringInputMethod.new
+ @irb = IRB::Irb.new(main, bind, @io)
+ @irb.context.prompt_mode = :XMP
+ @irb.context.ignore_sigint = false
+
+# IRB.conf[:IRB_RC].call(@irb.context) if IRB.conf[:IRB_RC]
+ IRB.conf[:MAIN_CONTEXT] = @irb.context
+ end
+
+ def puts(exps)
+ @io.puts exps
+
+ if @irb.context.ignore_sigint
+ begin
+ trap_proc_b = trap("SIGINT"){@irb.signal_handle}
+ catch(:IRB_EXIT) do
+ @irb.eval_input
+ end
+ ensure
+ trap("SIGINT", trap_proc_b)
+ end
+ else
+ catch(:IRB_EXIT) do
+ @irb.eval_input
+ end
+ end
+ end
+
+ class StringInputMethod < IRB::InputMethod
+ def initialize
+ super
+ @exps = []
+ end
+
+ def eof?
+ @exps.empty?
+ end
+
+ def gets
+ while l = @exps.shift
+ next if /^\s+$/ =~ l
+ l.concat "\n"
+ print @prompt, l
+ break
+ end
+ l
+ end
+
+ def puts(exps)
+ @exps.concat exps.split(/\n/)
+ end
+ end
+end
+
+def xmp(exps, bind = nil)
+ bind = IRB::Frame.top(1) unless bind
+ xmp = XMP.new(bind)
+ xmp.puts exps
+ xmp
+end