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* lib/irb/**/*.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47114 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
129 lines
3.1 KiB
Ruby
129 lines
3.1 KiB
Ruby
#
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# loader.rb -
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# $Release Version: 0.9.6$
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# $Revision$
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# by Keiju ISHITSUKA(keiju@ruby-lang.org)
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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 # :nodoc:
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# Raised in the event of an exception in a file loaded from an Irb session
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class LoadAbort < Exception;end
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# Provides a few commands for loading files within an irb session.
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#
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# See ExtendCommandBundle for more information.
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module IrbLoader
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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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# Loads the given file similarly to Kernel#load
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def irb_load(fn, priv = nil)
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path = search_file_from_ruby_path(fn)
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raise LoadError, "No such file to load -- #{fn}" unless path
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load_file(path, priv)
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end
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def search_file_from_ruby_path(fn) # :nodoc:
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if /^#{Regexp.quote(File::Separator)}/ =~ fn
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return fn if File.exist?(fn)
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return nil
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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 f
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end
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end
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return nil
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end
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# Loads a given file in the current session and displays the source lines
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#
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# See Irb#suspend_input_method for more information.
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def source_file(path)
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irb.suspend_name(path, File.basename(path)) do
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irb.suspend_input_method(FileInputMethod.new(path)) do
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|back_io|
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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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end
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end
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end
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# Loads the given file in the current session's context and evaluates it.
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#
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# See Irb#suspend_input_method for more information.
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def load_file(path, priv = nil)
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irb.suspend_name(path, File.basename(path)) do
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if priv
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ws = WorkSpace.new(Module.new)
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else
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ws = WorkSpace.new
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end
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irb.suspend_workspace(ws) do
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irb.suspend_input_method(FileInputMethod.new(path)) do
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|back_io|
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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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end
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end
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end
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end
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def old # :nodoc:
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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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end
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