119 lines
2.2 KiB
Ruby
119 lines
2.2 KiB
Ruby
#
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# irb/loader.rb - irb loader
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# $Release Version: 0.7.3$
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# $Revision$
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# $Date$
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# by Keiju ISHITSUKA(keiju@ishitsuka.com)
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#
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# --
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#
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#
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#
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module IRB
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class LoadAbort < GlobalExit;end
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module Loader
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@RCS_ID='-$Id$-'
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alias ruby_load load
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alias ruby_require require
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def irb_load(file_name)
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return ruby_load(file_name) unless IRB.conf[:USE_LOADER]
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load_sub(file_name)
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return true
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end
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def irb_require(file_name)
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return ruby_require(file_name) unless IRB.conf[:USE_LOADER]
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rex = Regexp.new("#{Regexp.quote(file_name)}(\.o|\.rb)?")
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return false if $".find{|f| f =~ rex}
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case file_name
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when /\.rb$/
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begin
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load_sub(file_name)
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$".push file_name
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return true
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rescue LoadError
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end
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when /\.(so|o|sl)$/
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return ruby_require(file_name)
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end
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begin
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load_sub(f = file_name + ".rb")
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$".push f
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return true
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rescue LoadError
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return ruby_require(file_name)
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end
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end
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def load_sub(fn)
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if fn =~ /^#{Regexp.quote(File::Separator)}/
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return false unless File.exist?(fn)
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return irb_context.load_file(fn)
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end
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for path in $:
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if File.exist?(f = File.join(path, fn))
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return irb_context.load_file(f)
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end
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end
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raise LoadError, "No such file to load -- #{file_name}"
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end
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alias load irb_load
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alias require irb_require
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end
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# class Context
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# def load_from(file_name)
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# io = FileInputMethod.new(file_name)
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# @irb.signal_status(:IN_LOAD) do
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# switch_io(io, file_name) do
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# eval_input
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# end
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# end
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# end
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# end
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class Context
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def load_file(path)
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back_io = @io
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back_path = @irb_path
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back_name = @irb_name
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back_scanner = @irb.scanner
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begin
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@io = FileInputMethod.new(path)
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@irb_name = File.basename(path)
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@irb_path = path
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@irb.signal_status(:IN_LOAD) do
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if back_io.kind_of?(FileInputMethod)
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@irb.eval_input
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else
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begin
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@irb.eval_input
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rescue LoadAbort
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print "load abort!!\n"
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end
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end
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end
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ensure
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@io = back_io
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@irb_name = back_name
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@irb_path = back_path
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@irb.scanner = back_scanner
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end
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end
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end
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module ExtendCommand
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include Loader
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end
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end
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