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#
# irb-loader.rb -
# $Release Version: 0.6$
# $Revision: 1.5 $
# $Date: 1999/03/05 03:14:20 $
# by Keiju ISHITSUKA(Nippon Rational Inc.)
#
# --
#
#
#
module IRB
class LoadAbort < GlobalExit;end
module Loader
@RCS_ID='-$Id: loader.rb,v 1.5 1999/03/05 03:14:20 keiju Exp keiju $-'
alias ruby_load load
alias ruby_require require
def irb_load(file_name)
return ruby_load(file_name) unless IRB.conf[:USE_LOADER]
load_sub(file_name)
return true
end
def irb_require(file_name)
return ruby_require(file_name) unless IRB.conf[:USE_LOADER]
rex = Regexp.new("#{Regexp.quote(file_name)}(\.o|\.rb)?")
return false if $".find{|f| f =~ rex}
case file_name
when /\.rb$/
begin
load_sub(file_name)
$".push file_name
return true
rescue LoadError
end
when /\.(so|o|sl)$/
return ruby_require(file_name)
end
begin
load_sub(f = file_name + ".rb")
$".push f
return true
rescue LoadError
return ruby_require(file_name)
end
end
def load_sub(fn)
if fn =~ /^#{Regexp.quote(File::Separator)}/
return false unless File.exist?(fn)
return irb_context.load_file(fn)
end
for path in $:
if File.exist?(f = File.join(path, fn))
return irb_context.load_file(f)
end
end
raise LoadError, "No such file to load -- #{file_name}"
end
alias load irb_load
alias require irb_require
end
# class Context
# def load_from(file_name)
# io = FileInputMethod.new(file_name)
# @irb.signal_status(:IN_LOAD) do
# switch_io(io, file_name) do
# eval_input
# end
# end
# end
# end
class Context
def load_file(path)
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
module ExtendCommand
include Loader
end
end
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