diff options
Diffstat (limited to 'lib/irb')
61 files changed, 0 insertions, 7184 deletions
diff --git a/lib/irb/.document b/lib/irb/.document deleted file mode 100644 index 3b0d6fa4ed..0000000000 --- a/lib/irb/.document +++ /dev/null @@ -1 +0,0 @@ -**/*.rb diff --git a/lib/irb/cmd/backtrace.rb b/lib/irb/cmd/backtrace.rb deleted file mode 100644 index f632894618..0000000000 --- a/lib/irb/cmd/backtrace.rb +++ /dev/null @@ -1,21 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Backtrace < DebugCommand - def self.transform_args(args) - args&.dump - end - - def execute(*args) - super(pre_cmds: ["backtrace", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/break.rb b/lib/irb/cmd/break.rb deleted file mode 100644 index df259a90ca..0000000000 --- a/lib/irb/cmd/break.rb +++ /dev/null @@ -1,21 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Break < DebugCommand - def self.transform_args(args) - args&.dump - end - - def execute(args = nil) - super(pre_cmds: "break #{args}") - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/catch.rb b/lib/irb/cmd/catch.rb deleted file mode 100644 index 40b62c7533..0000000000 --- a/lib/irb/cmd/catch.rb +++ /dev/null @@ -1,21 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Catch < DebugCommand - def self.transform_args(args) - args&.dump - end - - def execute(*args) - super(pre_cmds: ["catch", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/chws.rb b/lib/irb/cmd/chws.rb deleted file mode 100644 index 44712fa445..0000000000 --- a/lib/irb/cmd/chws.rb +++ /dev/null @@ -1,36 +0,0 @@ -# frozen_string_literal: false -# -# change-ws.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "nop" -require_relative "../ext/change-ws" - -module IRB - # :stopdoc: - - module ExtendCommand - - class CurrentWorkingWorkspace < Nop - category "IRB" - description "Show the current workspace." - - def execute(*obj) - irb_context.main - end - end - - class ChangeWorkspace < Nop - category "IRB" - description "Change the current workspace to an object." - - def execute(*obj) - irb_context.change_workspace(*obj) - irb_context.main - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/continue.rb b/lib/irb/cmd/continue.rb deleted file mode 100644 index 9136177eef..0000000000 --- a/lib/irb/cmd/continue.rb +++ /dev/null @@ -1,17 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Continue < DebugCommand - def execute(*args) - super(do_cmds: ["continue", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/debug.rb b/lib/irb/cmd/debug.rb deleted file mode 100644 index 7d39b9fa27..0000000000 --- a/lib/irb/cmd/debug.rb +++ /dev/null @@ -1,136 +0,0 @@ -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class Debug < Nop - category "Debugging" - description "Start the debugger of debug.gem." - - BINDING_IRB_FRAME_REGEXPS = [ - '<internal:prelude>', - binding.method(:irb).source_location.first, - ].map { |file| /\A#{Regexp.escape(file)}:\d+:in `irb'\z/ } - IRB_DIR = File.expand_path('..', __dir__) - - def execute(pre_cmds: nil, do_cmds: nil) - unless binding_irb? - puts "`debug` command is only available when IRB is started with binding.irb" - return - end - - unless setup_debugger - puts <<~MSG - You need to install the debug gem before using this command. - If you use `bundle exec`, please add `gem "debug"` into your Gemfile. - MSG - return - end - - options = { oneshot: true, hook_call: false } - if pre_cmds || do_cmds - options[:command] = ['irb', pre_cmds, do_cmds] - end - if DEBUGGER__::LineBreakpoint.instance_method(:initialize).parameters.include?([:key, :skip_src]) - options[:skip_src] = true - end - - # To make debugger commands like `next` or `continue` work without asking - # the user to quit IRB after that, we need to exit IRB first and then hit - # a TracePoint on #debug_break. - file, lineno = IRB::Irb.instance_method(:debug_break).source_location - DEBUGGER__::SESSION.add_line_breakpoint(file, lineno + 1, **options) - # exit current Irb#run call - throw :IRB_EXIT - end - - private - - def binding_irb? - caller.any? do |frame| - BINDING_IRB_FRAME_REGEXPS.any? do |regexp| - frame.match?(regexp) - end - end - end - - module SkipPathHelperForIRB - def skip_internal_path?(path) - # The latter can be removed once https://github.com/ruby/debug/issues/866 is resolved - super || path.match?(IRB_DIR) || path.match?('<internal:prelude>') - end - end - - def setup_debugger - unless defined?(DEBUGGER__::SESSION) - begin - require "debug/session" - rescue LoadError # debug.gem is not written in Gemfile - return false unless load_bundled_debug_gem - end - DEBUGGER__.start(nonstop: true) - end - - unless DEBUGGER__.respond_to?(:capture_frames_without_irb) - DEBUGGER__.singleton_class.send(:alias_method, :capture_frames_without_irb, :capture_frames) - - def DEBUGGER__.capture_frames(*args) - frames = capture_frames_without_irb(*args) - frames.reject! do |frame| - frame.realpath&.start_with?(IRB_DIR) || frame.path == "<internal:prelude>" - end - frames - end - - DEBUGGER__::ThreadClient.prepend(SkipPathHelperForIRB) - end - - true - end - - # This is used when debug.gem is not written in Gemfile. Even if it's not - # installed by `bundle install`, debug.gem is installed by default because - # it's a bundled gem. This method tries to activate and load that. - def load_bundled_debug_gem - # Discover latest debug.gem under GEM_PATH - debug_gem = Gem.paths.path.flat_map { |path| Dir.glob("#{path}/gems/debug-*") }.select do |path| - File.basename(path).match?(/\Adebug-\d+\.\d+\.\d+(\w+)?\z/) - end.sort_by do |path| - Gem::Version.new(File.basename(path).delete_prefix('debug-')) - end.last - return false unless debug_gem - - # Discover debug/debug.so under extensions for Ruby 3.2+ - ext_name = "/debug/debug.#{RbConfig::CONFIG['DLEXT']}" - ext_path = Gem.paths.path.flat_map do |path| - Dir.glob("#{path}/extensions/**/#{File.basename(debug_gem)}#{ext_name}") - end.first - - # Attempt to forcibly load the bundled gem - if ext_path - $LOAD_PATH << ext_path.delete_suffix(ext_name) - end - $LOAD_PATH << "#{debug_gem}/lib" - begin - require "debug/session" - puts "Loaded #{File.basename(debug_gem)}" - true - rescue LoadError - false - end - end - end - - class DebugCommand < Debug - def self.category - "Debugging" - end - - def self.description - command_name = self.name.split("::").last.downcase - "Start the debugger of debug.gem and run its `#{command_name}` command." - end - end - end -end diff --git a/lib/irb/cmd/delete.rb b/lib/irb/cmd/delete.rb deleted file mode 100644 index aeb26d2572..0000000000 --- a/lib/irb/cmd/delete.rb +++ /dev/null @@ -1,17 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Delete < DebugCommand - def execute(*args) - super(pre_cmds: ["delete", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/edit.rb b/lib/irb/cmd/edit.rb deleted file mode 100644 index 0103891cf4..0000000000 --- a/lib/irb/cmd/edit.rb +++ /dev/null @@ -1,61 +0,0 @@ -require 'shellwords' -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class Edit < Nop - category "Misc" - description 'Open a file with the editor command defined with `ENV["EDITOR"]`.' - - class << self - def transform_args(args) - # Return a string literal as is for backward compatibility - if args.nil? || args.empty? || string_literal?(args) - args - else # Otherwise, consider the input as a String for convenience - args.strip.dump - end - end - end - - def execute(*args) - path = args.first - - if path.nil? && (irb_path = @irb_context.irb_path) - path = irb_path - end - - if !File.exist?(path) - require_relative "show_source" - - source = - begin - ShowSource.find_source(path, @irb_context) - rescue NameError - # if user enters a path that doesn't exist, it'll cause NameError when passed here because find_source would try to evaluate it as well - # in this case, we should just ignore the error - end - - if source && File.exist?(source.file) - path = source.file - else - puts "Can not find file: #{path}" - return - end - end - - if editor = ENV['EDITOR'] - puts "command: '#{editor}'" - puts " path: #{path}" - system(*Shellwords.split(editor), path) - else - puts "Can not find editor setting: ENV['EDITOR']" - end - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/finish.rb b/lib/irb/cmd/finish.rb deleted file mode 100644 index 29f100feb5..0000000000 --- a/lib/irb/cmd/finish.rb +++ /dev/null @@ -1,17 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Finish < DebugCommand - def execute(*args) - super(do_cmds: ["finish", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/fork.rb b/lib/irb/cmd/fork.rb deleted file mode 100644 index 1cd235997f..0000000000 --- a/lib/irb/cmd/fork.rb +++ /dev/null @@ -1,34 +0,0 @@ -# frozen_string_literal: false -# -# fork.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class Fork < Nop - def execute - pid = __send__ ExtendCommand.irb_original_method_name("fork") - unless pid - class << self - alias_method :exit, ExtendCommand.irb_original_method_name('exit') - end - if block_given? - begin - yield - ensure - exit - end - end - end - pid - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/help.rb b/lib/irb/cmd/help.rb deleted file mode 100644 index 9896fa9db1..0000000000 --- a/lib/irb/cmd/help.rb +++ /dev/null @@ -1,57 +0,0 @@ -# frozen_string_literal: false -# -# help.rb - helper using ri -# - -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class Help < Nop - class << self - def transform_args(args) - # Return a string literal as is for backward compatibility - if args.empty? || string_literal?(args) - args - else # Otherwise, consider the input as a String for convenience - args.strip.dump - end - end - end - - category "Context" - description "Enter the mode to look up RI documents." - - def execute(*names) - require 'rdoc/ri/driver' - opts = RDoc::RI::Driver.process_args([]) - IRB::ExtendCommand::Help.const_set(:Ri, RDoc::RI::Driver.new(opts)) - rescue LoadError, SystemExit - IRB::ExtendCommand::Help.remove_method(:execute) - # raise NoMethodError in ensure - else - def execute(*names) - if names.empty? - Ri.interactive - return - end - names.each do |name| - begin - Ri.display_name(name.to_s) - rescue RDoc::RI::Error - puts $!.message - end - end - nil - end - nil - ensure - execute(*names) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/info.rb b/lib/irb/cmd/info.rb deleted file mode 100644 index 2c0a32b34f..0000000000 --- a/lib/irb/cmd/info.rb +++ /dev/null @@ -1,21 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Info < DebugCommand - def self.transform_args(args) - args&.dump - end - - def execute(*args) - super(pre_cmds: ["info", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/irb_info.rb b/lib/irb/cmd/irb_info.rb deleted file mode 100644 index da11e8d40b..0000000000 --- a/lib/irb/cmd/irb_info.rb +++ /dev/null @@ -1,37 +0,0 @@ -# frozen_string_literal: false - -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class IrbInfo < Nop - category "IRB" - description "Show information about IRB." - - def execute - Class.new { - def inspect - str = "Ruby version: #{RUBY_VERSION}\n" - str += "IRB version: #{IRB.version}\n" - str += "InputMethod: #{IRB.CurrentContext.io.inspect}\n" - str += ".irbrc path: #{IRB.rc_file}\n" if File.exist?(IRB.rc_file) - str += "RUBY_PLATFORM: #{RUBY_PLATFORM}\n" - str += "LANG env: #{ENV["LANG"]}\n" if ENV["LANG"] && !ENV["LANG"].empty? - str += "LC_ALL env: #{ENV["LC_ALL"]}\n" if ENV["LC_ALL"] && !ENV["LC_ALL"].empty? - str += "East Asian Ambiguous Width: #{Reline.ambiguous_width.inspect}\n" - if RbConfig::CONFIG['host_os'] =~ /mswin|msys|mingw|cygwin|bccwin|wince|emc/ - codepage = `chcp`.b.sub(/.*: (\d+)\n/, '\1') - str += "Code page: #{codepage}\n" - end - str - end - alias_method :to_s, :inspect - }.new - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/load.rb b/lib/irb/cmd/load.rb deleted file mode 100644 index a3e797a7e0..0000000000 --- a/lib/irb/cmd/load.rb +++ /dev/null @@ -1,76 +0,0 @@ -# frozen_string_literal: false -# -# load.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "nop" -require_relative "../ext/loader" - -module IRB - # :stopdoc: - - module ExtendCommand - class LoaderCommand < Nop - include IrbLoader - - def raise_cmd_argument_error - raise CommandArgumentError.new("Please specify the file name.") - end - end - - class Load < LoaderCommand - category "IRB" - description "Load a Ruby file." - - def execute(file_name = nil, priv = nil) - raise_cmd_argument_error unless file_name - irb_load(file_name, priv) - end - end - - class Require < LoaderCommand - category "IRB" - description "Require a Ruby file." - def execute(file_name = nil) - raise_cmd_argument_error unless file_name - - rex = Regexp.new("#{Regexp.quote(file_name)}(\.o|\.rb)?") - return false if $".find{|f| f =~ rex} - - case file_name - when /\.rb$/ - begin - if irb_load(file_name) - $".push file_name - return true - end - rescue LoadError - end - when /\.(so|o|sl)$/ - return ruby_require(file_name) - end - - begin - irb_load(f = file_name + ".rb") - $".push f - return true - rescue LoadError - return ruby_require(file_name) - end - end - end - - class Source < LoaderCommand - category "IRB" - description "Loads a given file in the current session." - - def execute(file_name = nil) - raise_cmd_argument_error unless file_name - - source_file(file_name) - end - end - end - # :startdoc: -end diff --git a/lib/irb/cmd/ls.rb b/lib/irb/cmd/ls.rb deleted file mode 100644 index b65fae2bf1..0000000000 --- a/lib/irb/cmd/ls.rb +++ /dev/null @@ -1,116 +0,0 @@ -# frozen_string_literal: true - -require "reline" -require_relative "nop" -require_relative "../color" - -module IRB - # :stopdoc: - - module ExtendCommand - class Ls < Nop - category "Context" - description "Show methods, constants, and variables. `-g [query]` or `-G [query]` allows you to filter out the output." - - def self.transform_args(args) - if match = args&.match(/\A(?<args>.+\s|)(-g|-G)\s+(?<grep>[^\s]+)\s*\n\z/) - args = match[:args] - "#{args}#{',' unless args.chomp.empty?} grep: /#{match[:grep]}/" - else - args - end - end - - def execute(*arg, grep: nil) - o = Output.new(grep: grep) - - obj = arg.empty? ? irb_context.workspace.main : arg.first - locals = arg.empty? ? irb_context.workspace.binding.local_variables : [] - klass = (obj.class == Class || obj.class == Module ? obj : obj.class) - - o.dump("constants", obj.constants) if obj.respond_to?(:constants) - dump_methods(o, klass, obj) - o.dump("instance variables", obj.instance_variables) - o.dump("class variables", klass.class_variables) - o.dump("locals", locals) - nil - end - - def dump_methods(o, klass, obj) - singleton_class = begin obj.singleton_class; rescue TypeError; nil end - maps = class_method_map((singleton_class || klass).ancestors) - maps.each do |mod, methods| - name = mod == singleton_class ? "#{klass}.methods" : "#{mod}#methods" - o.dump(name, methods) - end - end - - def class_method_map(classes) - dumped = Array.new - classes.reject { |mod| mod >= Object }.map do |mod| - methods = mod.public_instance_methods(false).select do |m| - dumped.push(m) unless dumped.include?(m) - end - [mod, methods] - end.reverse - end - - class Output - MARGIN = " " - - def initialize(grep: nil) - @grep = grep - @line_width = screen_width - MARGIN.length # right padding - end - - def dump(name, strs) - strs = strs.grep(@grep) if @grep - strs = strs.sort - return if strs.empty? - - # Attempt a single line - print "#{Color.colorize(name, [:BOLD, :BLUE])}: " - if fits_on_line?(strs, cols: strs.size, offset: "#{name}: ".length) - puts strs.join(MARGIN) - return - end - puts - - # Dump with the largest # of columns that fits on a line - cols = strs.size - until fits_on_line?(strs, cols: cols, offset: MARGIN.length) || cols == 1 - cols -= 1 - end - widths = col_widths(strs, cols: cols) - strs.each_slice(cols) do |ss| - puts ss.map.with_index { |s, i| "#{MARGIN}%-#{widths[i]}s" % s }.join - end - end - - private - - def fits_on_line?(strs, cols:, offset: 0) - width = col_widths(strs, cols: cols).sum + MARGIN.length * (cols - 1) - width <= @line_width - offset - end - - def col_widths(strs, cols:) - cols.times.map do |col| - (col...strs.size).step(cols).map do |i| - strs[i].length - end.max - end - end - - def screen_width - Reline.get_screen_size.last - rescue Errno::EINVAL # in `winsize': Invalid argument - <STDIN> - 80 - end - end - private_constant :Output - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/measure.rb b/lib/irb/cmd/measure.rb deleted file mode 100644 index 9122e2dac9..0000000000 --- a/lib/irb/cmd/measure.rb +++ /dev/null @@ -1,48 +0,0 @@ -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class Measure < Nop - category "Misc" - description "`measure` enables the mode to measure processing time. `measure :off` disables it." - - def initialize(*args) - super(*args) - end - - def execute(type = nil, arg = nil, &block) - # Please check IRB.init_config in lib/irb/init.rb that sets - # IRB.conf[:MEASURE_PROC] to register default "measure" methods, - # "measure :time" (abbreviated as "measure") and "measure :stackprof". - case type - when :off - IRB.conf[:MEASURE] = nil - IRB.unset_measure_callback(arg) - when :list - IRB.conf[:MEASURE_CALLBACKS].each do |type_name, _, arg_val| - puts "- #{type_name}" + (arg_val ? "(#{arg_val.inspect})" : '') - end - when :on - IRB.conf[:MEASURE] = true - added = IRB.set_measure_callback(type, arg) - puts "#{added[0]} is added." if added - else - if block_given? - IRB.conf[:MEASURE] = true - added = IRB.set_measure_callback(&block) - puts "#{added[0]} is added." if added - else - IRB.conf[:MEASURE] = true - added = IRB.set_measure_callback(type, arg) - puts "#{added[0]} is added." if added - end - end - nil - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/next.rb b/lib/irb/cmd/next.rb deleted file mode 100644 index d29c82e7fc..0000000000 --- a/lib/irb/cmd/next.rb +++ /dev/null @@ -1,17 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Next < DebugCommand - def execute(*args) - super(do_cmds: ["next", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/nop.rb b/lib/irb/cmd/nop.rb deleted file mode 100644 index 34facc7578..0000000000 --- a/lib/irb/cmd/nop.rb +++ /dev/null @@ -1,66 +0,0 @@ -# frozen_string_literal: false -# -# nop.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB - # :stopdoc: - - module ExtendCommand - class CommandArgumentError < StandardError; end - - class Nop - class << self - def category(category = nil) - @category = category if category - @category - end - - def description(description = nil) - @description = description if description - @description - end - - private - - def string_literal?(args) - sexp = Ripper.sexp(args) - sexp && sexp.size == 2 && sexp.last&.first&.first == :string_literal - end - end - - if RUBY_ENGINE == "ruby" && RUBY_VERSION >= "2.7.0" - def self.execute(conf, *opts, **kwargs, &block) - command = new(conf) - command.execute(*opts, **kwargs, &block) - rescue CommandArgumentError => e - puts e.message - end - else - def self.execute(conf, *opts, &block) - command = new(conf) - command.execute(*opts, &block) - rescue CommandArgumentError => e - puts e.message - end - end - - def initialize(conf) - @irb_context = conf - end - - attr_reader :irb_context - - def irb - @irb_context.irb - end - - def execute(*opts) - #nop - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/pushws.rb b/lib/irb/cmd/pushws.rb deleted file mode 100644 index d64d822182..0000000000 --- a/lib/irb/cmd/pushws.rb +++ /dev/null @@ -1,45 +0,0 @@ -# frozen_string_literal: false -# -# change-ws.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "nop" -require_relative "../ext/workspaces" - -module IRB - # :stopdoc: - - module ExtendCommand - class Workspaces < Nop - category "IRB" - description "Show workspaces." - - def execute(*obj) - irb_context.workspaces.collect{|ws| ws.main} - end - end - - class PushWorkspace < Workspaces - category "IRB" - description "Push an object to the workspace stack." - - def execute(*obj) - irb_context.push_workspace(*obj) - super - end - end - - class PopWorkspace < Workspaces - category "IRB" - description "Pop a workspace from the workspace stack." - - def execute(*obj) - irb_context.pop_workspace(*obj) - super - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/show_cmds.rb b/lib/irb/cmd/show_cmds.rb deleted file mode 100644 index acced27d48..0000000000 --- a/lib/irb/cmd/show_cmds.rb +++ /dev/null @@ -1,39 +0,0 @@ -# frozen_string_literal: true - -require "stringio" -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class ShowCmds < Nop - category "IRB" - description "List all available commands and their description." - - def execute(*args) - commands_info = IRB::ExtendCommandBundle.all_commands_info - commands_grouped_by_categories = commands_info.group_by { |cmd| cmd[:category] } - longest_cmd_name_length = commands_info.map { |c| c[:display_name] }.max { |a, b| a.length <=> b.length }.length - - output = StringIO.new - - commands_grouped_by_categories.each do |category, cmds| - output.puts Color.colorize(category, [:BOLD]) - - cmds.each do |cmd| - output.puts " #{cmd[:display_name].to_s.ljust(longest_cmd_name_length)} #{cmd[:description]}" - end - - output.puts - end - - puts output.string - - nil - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/show_source.rb b/lib/irb/cmd/show_source.rb deleted file mode 100644 index eb21533b56..0000000000 --- a/lib/irb/cmd/show_source.rb +++ /dev/null @@ -1,112 +0,0 @@ -# frozen_string_literal: true - -require_relative "nop" -require_relative "../color" -require_relative "../ruby-lex" - -module IRB - # :stopdoc: - - module ExtendCommand - class ShowSource < Nop - category "Context" - description "Show the source code of a given method or constant." - - class << self - def transform_args(args) - # Return a string literal as is for backward compatibility - if args.empty? || string_literal?(args) - args - else # Otherwise, consider the input as a String for convenience - args.strip.dump - end - end - - def find_source(str, irb_context) - case str - when /\A[A-Z]\w*(::[A-Z]\w*)*\z/ # Const::Name - eval(str, irb_context.workspace.binding) # trigger autoload - base = irb_context.workspace.binding.receiver.yield_self { |r| r.is_a?(Module) ? r : Object } - file, line = base.const_source_location(str) if base.respond_to?(:const_source_location) # Ruby 2.7+ - when /\A(?<owner>[A-Z]\w*(::[A-Z]\w*)*)#(?<method>[^ :.]+)\z/ # Class#method - owner = eval(Regexp.last_match[:owner], irb_context.workspace.binding) - method = Regexp.last_match[:method] - if owner.respond_to?(:instance_method) && owner.instance_methods.include?(method.to_sym) - file, line = owner.instance_method(method).source_location - end - when /\A((?<receiver>.+)(\.|::))?(?<method>[^ :.]+)\z/ # method, receiver.method, receiver::method - receiver = eval(Regexp.last_match[:receiver] || 'self', irb_context.workspace.binding) - method = Regexp.last_match[:method] - file, line = receiver.method(method).source_location if receiver.respond_to?(method) - end - if file && line - Source.new(file: file, first_line: line, last_line: find_end(file, line, irb_context)) - end - end - - private - - def find_end(file, first_line, irb_context) - return first_line unless File.exist?(file) - lex = RubyLex.new(irb_context) - lines = File.read(file).lines[(first_line - 1)..-1] - tokens = RubyLex.ripper_lex_without_warning(lines.join) - prev_tokens = [] - - # chunk with line number - tokens.chunk { |tok| tok.pos[0] }.each do |lnum, chunk| - code = lines[0..lnum].join - prev_tokens.concat chunk - continue = lex.process_continue(prev_tokens) - code_block_open = lex.check_code_block(code, prev_tokens) - if !continue && !code_block_open - return first_line + lnum - end - end - first_line - end - end - - def execute(str = nil) - unless str.is_a?(String) - puts "Error: Expected a string but got #{str.inspect}" - return - end - - source = self.class.find_source(str, @irb_context) - if source && File.exist?(source.file) - show_source(source) - else - puts "Error: Couldn't locate a definition for #{str}" - end - nil - end - - private - - # @param [IRB::ExtendCommand::ShowSource::Source] source - def show_source(source) - puts - puts "#{bold("From")}: #{source.file}:#{source.first_line}" - puts - code = IRB::Color.colorize_code(File.read(source.file)) - puts code.lines[(source.first_line - 1)...source.last_line].join - puts - end - - def bold(str) - Color.colorize(str, [:BOLD]) - end - - Source = Struct.new( - :file, # @param [String] - file name - :first_line, # @param [String] - first line - :last_line, # @param [String] - last line - keyword_init: true, - ) - private_constant :Source - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/step.rb b/lib/irb/cmd/step.rb deleted file mode 100644 index 2bc74a9d79..0000000000 --- a/lib/irb/cmd/step.rb +++ /dev/null @@ -1,17 +0,0 @@ -# frozen_string_literal: true - -require_relative "debug" - -module IRB - # :stopdoc: - - module ExtendCommand - class Step < DebugCommand - def execute(*args) - super(do_cmds: ["step", *args].join(" ")) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/subirb.rb b/lib/irb/cmd/subirb.rb deleted file mode 100644 index 5f3e02c988..0000000000 --- a/lib/irb/cmd/subirb.rb +++ /dev/null @@ -1,66 +0,0 @@ -# frozen_string_literal: false -# -# multi.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class MultiIRBCommand < Nop - def initialize(conf) - super - extend_irb_context - end - - private - - def extend_irb_context - # this extension patches IRB context like IRB.CurrentContext - require_relative "../ext/multi-irb" - end - end - - class IrbCommand < MultiIRBCommand - category "IRB" - description "Start a child IRB." - - def execute(*obj) - IRB.irb(nil, *obj) - end - end - - class Jobs < MultiIRBCommand - category "IRB" - description "List of current sessions." - - def execute - IRB.JobManager - end - end - - class Foreground < MultiIRBCommand - category "IRB" - description "Switches to the session of the given number." - - def execute(key = nil) - raise CommandArgumentError.new("Please specify the id of target IRB job (listed in the `jobs` command).") unless key - IRB.JobManager.switch(key) - end - end - - class Kill < MultiIRBCommand - category "IRB" - description "Kills the session with the given number." - - def execute(*keys) - IRB.JobManager.kill(*keys) - end - end - end - - # :startdoc: -end diff --git a/lib/irb/cmd/whereami.rb b/lib/irb/cmd/whereami.rb deleted file mode 100644 index 8f56ba073d..0000000000 --- a/lib/irb/cmd/whereami.rb +++ /dev/null @@ -1,25 +0,0 @@ -# frozen_string_literal: true - -require_relative "nop" - -module IRB - # :stopdoc: - - module ExtendCommand - class Whereami < Nop - category "Context" - description "Show the source code around binding.irb again." - - def execute(*) - code = irb_context.workspace.code_around_binding - if code - puts code - else - puts "The current context doesn't have code." - end - end - end - end - - # :startdoc: -end diff --git a/lib/irb/color.rb b/lib/irb/color.rb deleted file mode 100644 index 6378e14856..0000000000 --- a/lib/irb/color.rb +++ /dev/null @@ -1,266 +0,0 @@ -# frozen_string_literal: true -require 'reline' -require 'ripper' -require_relative 'ruby-lex' - -module IRB # :nodoc: - module Color - CLEAR = 0 - BOLD = 1 - UNDERLINE = 4 - REVERSE = 7 - RED = 31 - GREEN = 32 - YELLOW = 33 - BLUE = 34 - MAGENTA = 35 - CYAN = 36 - - TOKEN_KEYWORDS = { - on_kw: ['nil', 'self', 'true', 'false', '__FILE__', '__LINE__', '__ENCODING__'], - on_const: ['ENV'], - } - private_constant :TOKEN_KEYWORDS - - # A constant of all-bit 1 to match any Ripper's state in #dispatch_seq - ALL = -1 - private_constant :ALL - - begin - # Following pry's colors where possible, but sometimes having a compromise like making - # backtick and regexp as red (string's color, because they're sharing tokens). - TOKEN_SEQ_EXPRS = { - on_CHAR: [[BLUE, BOLD], ALL], - on_backtick: [[RED, BOLD], ALL], - on_comment: [[BLUE, BOLD], ALL], - on_const: [[BLUE, BOLD, UNDERLINE], ALL], - on_embexpr_beg: [[RED], ALL], - on_embexpr_end: [[RED], ALL], - on_embvar: [[RED], ALL], - on_float: [[MAGENTA, BOLD], ALL], - on_gvar: [[GREEN, BOLD], ALL], - on_heredoc_beg: [[RED], ALL], - on_heredoc_end: [[RED], ALL], - on_ident: [[BLUE, BOLD], Ripper::EXPR_ENDFN], - on_imaginary: [[BLUE, BOLD], ALL], - on_int: [[BLUE, BOLD], ALL], - on_kw: [[GREEN], ALL], - on_label: [[MAGENTA], ALL], - on_label_end: [[RED, BOLD], ALL], - on_qsymbols_beg: [[RED, BOLD], ALL], - on_qwords_beg: [[RED, BOLD], ALL], - on_rational: [[BLUE, BOLD], ALL], - on_regexp_beg: [[RED, BOLD], ALL], - on_regexp_end: [[RED, BOLD], ALL], - on_symbeg: [[YELLOW], ALL], - on_symbols_beg: [[RED, BOLD], ALL], - on_tstring_beg: [[RED, BOLD], ALL], - on_tstring_content: [[RED], ALL], - on_tstring_end: [[RED, BOLD], ALL], - on_words_beg: [[RED, BOLD], ALL], - on_parse_error: [[RED, REVERSE], ALL], - compile_error: [[RED, REVERSE], ALL], - on_assign_error: [[RED, REVERSE], ALL], - on_alias_error: [[RED, REVERSE], ALL], - on_class_name_error:[[RED, REVERSE], ALL], - on_param_error: [[RED, REVERSE], ALL], - on___end__: [[GREEN], ALL], - } - rescue NameError - # Give up highlighting Ripper-incompatible older Ruby - TOKEN_SEQ_EXPRS = {} - end - private_constant :TOKEN_SEQ_EXPRS - - ERROR_TOKENS = TOKEN_SEQ_EXPRS.keys.select { |k| k.to_s.end_with?('error') } - private_constant :ERROR_TOKENS - - class << self - def colorable? - supported = $stdout.tty? && (/mswin|mingw/ =~ RUBY_PLATFORM || (ENV.key?('TERM') && ENV['TERM'] != 'dumb')) - - # because ruby/debug also uses irb's color module selectively, - # irb won't be activated in that case. - if IRB.respond_to?(:conf) - supported && IRB.conf.fetch(:USE_COLORIZE, true) - else - supported - end - end - - def inspect_colorable?(obj, seen: {}.compare_by_identity) - case obj - when String, Symbol, Regexp, Integer, Float, FalseClass, TrueClass, NilClass - true - when Hash - without_circular_ref(obj, seen: seen) do - obj.all? { |k, v| inspect_colorable?(k, seen: seen) && inspect_colorable?(v, seen: seen) } - end - when Array - without_circular_ref(obj, seen: seen) do - obj.all? { |o| inspect_colorable?(o, seen: seen) } - end - when Range - inspect_colorable?(obj.begin, seen: seen) && inspect_colorable?(obj.end, seen: seen) - when Module - !obj.name.nil? - else - false - end - end - - def clear(colorable: colorable?) - return '' unless colorable - "\e[#{CLEAR}m" - end - - def colorize(text, seq, colorable: colorable?) - return text unless colorable - seq = seq.map { |s| "\e[#{const_get(s)}m" }.join('') - "#{seq}#{text}#{clear(colorable: colorable)}" - end - - # If `complete` is false (code is incomplete), this does not warn compile_error. - # This option is needed to avoid warning a user when the compile_error is happening - # because the input is not wrong but just incomplete. - def colorize_code(code, complete: true, ignore_error: false, colorable: colorable?, local_variables: []) - return code unless colorable - - symbol_state = SymbolState.new - colored = +'' - lvars_code = RubyLex.generate_local_variables_assign_code(local_variables) - code_with_lvars = lvars_code ? "#{lvars_code}\n#{code}" : code - - scan(code_with_lvars, allow_last_error: !complete) do |token, str, expr| - # handle uncolorable code - if token.nil? - colored << Reline::Unicode.escape_for_print(str) - next - end - - # IRB::ColorPrinter skips colorizing fragments with any invalid token - if ignore_error && ERROR_TOKENS.include?(token) - return Reline::Unicode.escape_for_print(code) - end - - in_symbol = symbol_state.scan_token(token) - str.each_line do |line| - line = Reline::Unicode.escape_for_print(line) - if seq = dispatch_seq(token, expr, line, in_symbol: in_symbol) - colored << seq.map { |s| "\e[#{s}m" }.join('') - colored << line.sub(/\Z/, clear(colorable: colorable)) - else - colored << line - end - end - end - - if lvars_code - raise "#{lvars_code.dump} should have no \\n" if lvars_code.include?("\n") - colored.sub!(/\A.+\n/, '') # delete_prefix lvars_code with colors - end - colored - end - - private - - def without_circular_ref(obj, seen:, &block) - return false if seen.key?(obj) - seen[obj] = true - block.call - ensure - seen.delete(obj) - end - - def scan(code, allow_last_error:) - verbose, $VERBOSE = $VERBOSE, nil - RubyLex.compile_with_errors_suppressed(code) do |inner_code, line_no| - lexer = Ripper::Lexer.new(inner_code, '(ripper)', line_no) - byte_pos = 0 - line_positions = [0] - inner_code.lines.each do |line| - line_positions << line_positions.last + line.bytesize - end - - on_scan = proc do |elem| - start_pos = line_positions[elem.pos[0] - 1] + elem.pos[1] - - # yield uncolorable code - if byte_pos < start_pos - yield(nil, inner_code.byteslice(byte_pos...start_pos), nil) - end - - if byte_pos <= start_pos - str = elem.tok - yield(elem.event, str, elem.state) - byte_pos = start_pos + str.bytesize - end - end - - if lexer.respond_to?(:scan) # Ruby 2.7+ - lexer.scan.each do |elem| - next if allow_last_error and /meets end of file|unexpected end-of-input/ =~ elem.message - on_scan.call(elem) - end - else - lexer.parse.sort_by(&:pos).each do |elem| - on_scan.call(elem) - end - end - # yield uncolorable DATA section - yield(nil, inner_code.byteslice(byte_pos...inner_code.bytesize), nil) if byte_pos < inner_code.bytesize - end - ensure - $VERBOSE = verbose - end - - def dispatch_seq(token, expr, str, in_symbol:) - if ERROR_TOKENS.include?(token) - TOKEN_SEQ_EXPRS[token][0] - elsif in_symbol - [YELLOW] - elsif TOKEN_KEYWORDS.fetch(token, []).include?(str) - [CYAN, BOLD] - elsif (seq, exprs = TOKEN_SEQ_EXPRS[token]; (expr & (exprs || 0)) != 0) - seq - else - nil - end - end - end - - # A class to manage a state to know whether the current token is for Symbol or not. - class SymbolState - def initialize - # Push `true` to detect Symbol. `false` to increase the nest level for non-Symbol. - @stack = [] - end - - # Return true if the token is a part of Symbol. - def scan_token(token) - prev_state = @stack.last - case token - when :on_symbeg, :on_symbols_beg, :on_qsymbols_beg - @stack << true - when :on_ident, :on_op, :on_const, :on_ivar, :on_cvar, :on_gvar, :on_kw - if @stack.last # Pop only when it's Symbol - @stack.pop - return prev_state - end - when :on_tstring_beg - @stack << false - when :on_embexpr_beg - @stack << false - return prev_state - when :on_tstring_end # :on_tstring_end may close Symbol - @stack.pop - return prev_state - when :on_embexpr_end - @stack.pop - end - @stack.last - end - end - private_constant :SymbolState - end -end diff --git a/lib/irb/color_printer.rb b/lib/irb/color_printer.rb deleted file mode 100644 index 1127bcecb4..0000000000 --- a/lib/irb/color_printer.rb +++ /dev/null @@ -1,50 +0,0 @@ -# frozen_string_literal: true -require 'pp' -require_relative 'color' - -module IRB - class ColorPrinter < ::PP - class << self - def pp(obj, out = $>, width = screen_width) - q = ColorPrinter.new(out, width) - q.guard_inspect_key {q.pp obj} - q.flush - out << "\n" - end - - private - - def screen_width - Reline.get_screen_size.last - rescue Errno::EINVAL # in `winsize': Invalid argument - <STDIN> - 79 - end - end - - def pp(obj) - if obj.is_a?(String) - # Avoid calling Ruby 2.4+ String#pretty_print that splits a string by "\n" - text(obj.inspect) - else - super - end - end - - def text(str, width = nil) - unless str.is_a?(String) - str = str.inspect - end - width ||= str.length - - case str - when '' - when ',', '=>', '[', ']', '{', '}', '..', '...', /\A@\w+\z/ - super(str, width) - when /\A#</, '=', '>' - super(Color.colorize(str, [:GREEN]), width) - else - super(Color.colorize_code(str, ignore_error: true), width) - end - end - end -end diff --git a/lib/irb/completion.rb b/lib/irb/completion.rb deleted file mode 100644 index 97f97dfafe..0000000000 --- a/lib/irb/completion.rb +++ /dev/null @@ -1,483 +0,0 @@ -# frozen_string_literal: false -# -# irb/completion.rb - -# by Keiju ISHITSUKA(keiju@ishitsuka.com) -# From Original Idea of shugo@ruby-lang.org -# - -require_relative 'ruby-lex' - -module IRB - module InputCompletor # :nodoc: - using Module.new { - refine ::Binding do - def eval_methods - ::Kernel.instance_method(:methods).bind(eval("self")).call - end - - def eval_private_methods - ::Kernel.instance_method(:private_methods).bind(eval("self")).call - end - - def eval_instance_variables - ::Kernel.instance_method(:instance_variables).bind(eval("self")).call - end - - def eval_global_variables - ::Kernel.instance_method(:global_variables).bind(eval("self")).call - end - - def eval_class_constants - ::Module.instance_method(:constants).bind(eval("self.class")).call - end - end - } - - # Set of reserved words used by Ruby, you should not use these for - # constants or variables - ReservedWords = %w[ - __ENCODING__ __LINE__ __FILE__ - BEGIN END - alias and - begin break - case class - def defined? do - else elsif end ensure - false for - if in - module - next nil not - or - redo rescue retry return - self super - then true - undef unless until - when while - yield - ] - - BASIC_WORD_BREAK_CHARACTERS = " \t\n`><=;|&{(" - - def self.absolute_path?(p) # TODO Remove this method after 2.6 EOL. - if File.respond_to?(:absolute_path?) - File.absolute_path?(p) - else - File.absolute_path(p) == p - end - end - - GEM_PATHS = - if defined?(Gem::Specification) - Gem::Specification.latest_specs(true).map { |s| - s.require_paths.map { |p| - if absolute_path?(p) - p - else - File.join(s.full_gem_path, p) - end - } - }.flatten - else - [] - end.freeze - - def self.retrieve_gem_and_system_load_path - candidates = (GEM_PATHS | $LOAD_PATH) - candidates.map do |p| - if p.respond_to?(:to_path) - p.to_path - else - String(p) rescue nil - end - end.compact.sort - end - - def self.retrieve_files_to_require_from_load_path - @@files_from_load_path ||= - ( - shortest = [] - rest = retrieve_gem_and_system_load_path.each_with_object([]) { |path, result| - begin - names = Dir.glob("**/*.{rb,#{RbConfig::CONFIG['DLEXT']}}", base: path) - rescue Errno::ENOENT - nil - end - next if names.empty? - names.map! { |n| n.sub(/\.(rb|#{RbConfig::CONFIG['DLEXT']})\z/, '') }.sort! - shortest << names.shift - result.concat(names) - } - shortest.sort! | rest - ) - end - - def self.retrieve_files_to_require_relative_from_current_dir - @@files_from_current_dir ||= Dir.glob("**/*.{rb,#{RbConfig::CONFIG['DLEXT']}}", base: '.').map { |path| - path.sub(/\.(rb|#{RbConfig::CONFIG['DLEXT']})\z/, '') - } - end - - CompletionRequireProc = lambda { |target, preposing = nil, postposing = nil| - if target =~ /\A(['"])([^'"]+)\Z/ - quote = $1 - actual_target = $2 - else - return nil # It's not String literal - end - tokens = RubyLex.ripper_lex_without_warning(preposing.gsub(/\s*\z/, '')) - tok = nil - tokens.reverse_each do |t| - unless [:on_lparen, :on_sp, :on_ignored_sp, :on_nl, :on_ignored_nl, :on_comment].include?(t.event) - tok = t - break - end - end - result = [] - if tok && tok.event == :on_ident && tok.state == Ripper::EXPR_CMDARG - case tok.tok - when 'require' - result = retrieve_files_to_require_from_load_path.select { |path| - path.start_with?(actual_target) - }.map { |path| - quote + path - } - when 'require_relative' - result = retrieve_files_to_require_relative_from_current_dir.select { |path| - path.start_with?(actual_target) - }.map { |path| - quote + path - } - end - end - result - } - - CompletionProc = lambda { |target, preposing = nil, postposing = nil| - if preposing && postposing - result = CompletionRequireProc.(target, preposing, postposing) - unless result - result = retrieve_completion_data(target).compact.map{ |i| i.encode(Encoding.default_external) } - end - result - else - retrieve_completion_data(target).compact.map{ |i| i.encode(Encoding.default_external) } - end - } - - def self.retrieve_completion_data(input, bind: IRB.conf[:MAIN_CONTEXT].workspace.binding, doc_namespace: false) - case input - when /^((["'`]).*\2)\.([^.]*)$/ - # String - receiver = $1 - message = $3 - - if doc_namespace - "String.#{message}" - else - candidates = String.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - end - - when /^(\/[^\/]*\/)\.([^.]*)$/ - # Regexp - receiver = $1 - message = $2 - - if doc_namespace - "Regexp.#{message}" - else - candidates = Regexp.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - end - - when /^([^\]]*\])\.([^.]*)$/ - # Array - receiver = $1 - message = $2 - - if doc_namespace - "Array.#{message}" - else - candidates = Array.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - end - - when /^([^\}]*\})\.([^.]*)$/ - # Proc or Hash - receiver = $1 - message = $2 - - if doc_namespace - ["Proc.#{message}", "Hash.#{message}"] - else - proc_candidates = Proc.instance_methods.collect{|m| m.to_s} - hash_candidates = Hash.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, proc_candidates | hash_candidates) - end - - when /^(:[^:.]*)$/ - # Symbol - if doc_namespace - nil - else - sym = $1 - candidates = Symbol.all_symbols.collect do |s| - ":" + s.id2name.encode(Encoding.default_external) - rescue EncodingError - # ignore - end - candidates.grep(/^#{Regexp.quote(sym)}/) - end - when /^::([A-Z][^:\.\(\)]*)$/ - # Absolute Constant or class methods - receiver = $1 - - candidates = Object.constants.collect{|m| m.to_s} - - if doc_namespace - candidates.find { |i| i == receiver } - else - candidates.grep(/^#{receiver}/).collect{|e| "::" + e} - end - - when /^([A-Z].*)::([^:.]*)$/ - # Constant or class methods - receiver = $1 - message = $2 - - if doc_namespace - "#{receiver}::#{message}" - else - begin - candidates = eval("#{receiver}.constants.collect{|m| m.to_s}", bind) - candidates |= eval("#{receiver}.methods.collect{|m| m.to_s}", bind) - rescue Exception - candidates = [] - end - - select_message(receiver, message, candidates.sort, "::") - end - - when /^(:[^:.]+)(\.|::)([^.]*)$/ - # Symbol - receiver = $1 - sep = $2 - message = $3 - - if doc_namespace - "Symbol.#{message}" - else - candidates = Symbol.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates, sep) - end - - when /^(?<num>-?(?:0[dbo])?[0-9_]+(?:\.[0-9_]+)?(?:(?:[eE][+-]?[0-9]+)?i?|r)?)(?<sep>\.|::)(?<mes>[^.]*)$/ - # Numeric - receiver = $~[:num] - sep = $~[:sep] - message = $~[:mes] - - begin - instance = eval(receiver, bind) - - if doc_namespace - "#{instance.class.name}.#{message}" - else - candidates = instance.methods.collect{|m| m.to_s} - select_message(receiver, message, candidates, sep) - end - rescue Exception - if doc_namespace - nil - else - [] - end - end - - when /^(-?0x[0-9a-fA-F_]+)(\.|::)([^.]*)$/ - # Numeric(0xFFFF) - receiver = $1 - sep = $2 - message = $3 - - begin - instance = eval(receiver, bind) - if doc_namespace - "#{instance.class.name}.#{message}" - else - candidates = instance.methods.collect{|m| m.to_s} - select_message(receiver, message, candidates, sep) - end - rescue Exception - if doc_namespace - nil - else - [] - end - end - - when /^(\$[^.]*)$/ - # global var - gvar = $1 - all_gvars = global_variables.collect{|m| m.to_s} - - if doc_namespace - all_gvars.find{ |i| i == gvar } - else - all_gvars.grep(Regexp.new(Regexp.quote(gvar))) - end - - when /^([^.:"].*)(\.|::)([^.]*)$/ - # variable.func or func.func - receiver = $1 - sep = $2 - message = $3 - - gv = bind.eval_global_variables.collect{|m| m.to_s}.push("true", "false", "nil") - lv = bind.local_variables.collect{|m| m.to_s} - iv = bind.eval_instance_variables.collect{|m| m.to_s} - cv = bind.eval_class_constants.collect{|m| m.to_s} - - if (gv | lv | iv | cv).include?(receiver) or /^[A-Z]/ =~ receiver && /\./ !~ receiver - # foo.func and foo is var. OR - # foo::func and foo is var. OR - # foo::Const and foo is var. OR - # Foo::Bar.func - begin - candidates = [] - rec = eval(receiver, bind) - if sep == "::" and rec.kind_of?(Module) - candidates = rec.constants.collect{|m| m.to_s} - end - candidates |= rec.methods.collect{|m| m.to_s} - rescue Exception - candidates = [] - end - else - # func1.func2 - candidates = [] - to_ignore = ignored_modules - ObjectSpace.each_object(Module){|m| - next if (to_ignore.include?(m) rescue true) - next unless m.respond_to?(:instance_methods) # JRuby has modules that represent java packages. They don't include many common ruby methods - candidates.concat m.instance_methods(false).collect{|x| x.to_s} - } - candidates.sort! - candidates.uniq! - end - - if doc_namespace - rec_class = rec.is_a?(Module) ? rec : rec.class - "#{rec_class.name}#{sep}#{candidates.find{ |i| i == message }}" - else - select_message(receiver, message, candidates, sep) - end - - when /^\.([^.]*)$/ - # unknown(maybe String) - - receiver = "" - message = $1 - - candidates = String.instance_methods(true).collect{|m| m.to_s} - - if doc_namespace - "String.#{candidates.find{ |i| i == message }}" - else - select_message(receiver, message, candidates.sort) - end - - else - if doc_namespace - vars = (bind.local_variables | bind.eval_instance_variables).collect{|m| m.to_s} - perfect_match_var = vars.find{|m| m.to_s == input} - if perfect_match_var - eval("#{perfect_match_var}.class.name", bind) - else - candidates = (bind.eval_methods | bind.eval_private_methods | bind.local_variables | bind.eval_instance_variables | bind.eval_class_constants).collect{|m| m.to_s} - candidates |= ReservedWords - candidates.find{ |i| i == input } - end - else - candidates = (bind.eval_methods | bind.eval_private_methods | bind.local_variables | bind.eval_instance_variables | bind.eval_class_constants).collect{|m| m.to_s} - candidates |= ReservedWords - candidates.grep(/^#{Regexp.quote(input)}/).sort - end - end - end - - PerfectMatchedProc = ->(matched, bind: IRB.conf[:MAIN_CONTEXT].workspace.binding) { - begin - require 'rdoc' - rescue LoadError - return - end - - RDocRIDriver ||= RDoc::RI::Driver.new - - if matched =~ /\A(?:::)?RubyVM/ and not ENV['RUBY_YES_I_AM_NOT_A_NORMAL_USER'] - IRB.__send__(:easter_egg) - return - end - - namespace = retrieve_completion_data(matched, bind: bind, doc_namespace: true) - return unless namespace - - if namespace.is_a?(Array) - out = RDoc::Markup::Document.new - namespace.each do |m| - begin - RDocRIDriver.add_method(out, m) - rescue RDoc::RI::Driver::NotFoundError - end - end - RDocRIDriver.display(out) - else - begin - RDocRIDriver.display_names([namespace]) - rescue RDoc::RI::Driver::NotFoundError - end - end - } - - # Set of available operators in Ruby - Operators = %w[% & * ** + - / < << <= <=> == === =~ > >= >> [] []= ^ ! != !~] - - def self.select_message(receiver, message, candidates, sep = ".") - candidates.grep(/^#{Regexp.quote(message)}/).collect do |e| - case e - when /^[a-zA-Z_]/ - receiver + sep + e - when /^[0-9]/ - when *Operators - #receiver + " " + e - end - end - end - - def self.ignored_modules - # We could cache the result, but this is very fast already. - # By using this approach, we avoid Module#name calls, which are - # relatively slow when there are a lot of anonymous modules defined. - s = {} - - scanner = lambda do |m| - next if s.include?(m) # IRB::ExtendCommandBundle::EXCB recurses. - s[m] = true - m.constants(false).each do |c| - value = m.const_get(c) - scanner.call(value) if value.is_a?(Module) - end - end - - %i(IRB RubyLex).each do |sym| - next unless Object.const_defined?(sym) - scanner.call(Object.const_get(sym)) - end - - s.delete(IRB::Context) if defined?(IRB::Context) - - s - end - end -end diff --git a/lib/irb/context.rb b/lib/irb/context.rb deleted file mode 100644 index a8031d0294..0000000000 --- a/lib/irb/context.rb +++ /dev/null @@ -1,555 +0,0 @@ -# frozen_string_literal: false -# -# irb/context.rb - irb context -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "workspace" -require_relative "inspector" -require_relative "input-method" -require_relative "output-method" - -module IRB - # A class that wraps the current state of the irb session, including the - # configuration of IRB.conf. - class Context - # Creates a new IRB context. - # - # The optional +input_method+ argument: - # - # +nil+:: uses stdin or Reline or Readline - # +String+:: uses a File - # +other+:: uses this as InputMethod - def initialize(irb, workspace = nil, input_method = nil) - @irb = irb - if workspace - @workspace = workspace - else - @workspace = WorkSpace.new - end - @thread = Thread.current - - # copy of default configuration - @ap_name = IRB.conf[:AP_NAME] - @rc = IRB.conf[:RC] - @load_modules = IRB.conf[:LOAD_MODULES] - - if IRB.conf.has_key?(:USE_SINGLELINE) - @use_singleline = IRB.conf[:USE_SINGLELINE] - elsif IRB.conf.has_key?(:USE_READLINE) # backward compatibility - @use_singleline = IRB.conf[:USE_READLINE] - else - @use_singleline = nil - end - if IRB.conf.has_key?(:USE_MULTILINE) - @use_multiline = IRB.conf[:USE_MULTILINE] - elsif IRB.conf.has_key?(:USE_RELINE) # backward compatibility - warn <<~MSG.strip - USE_RELINE is deprecated, please use USE_MULTILINE instead. - MSG - @use_multiline = IRB.conf[:USE_RELINE] - elsif IRB.conf.has_key?(:USE_REIDLINE) - warn <<~MSG.strip - USE_REIDLINE is deprecated, please use USE_MULTILINE instead. - MSG - @use_multiline = IRB.conf[:USE_REIDLINE] - else - @use_multiline = nil - end - @use_autocomplete = IRB.conf[:USE_AUTOCOMPLETE] - @verbose = IRB.conf[:VERBOSE] - @io = nil - - self.inspect_mode = IRB.conf[:INSPECT_MODE] - self.use_tracer = IRB.conf[:USE_TRACER] if IRB.conf[:USE_TRACER] - self.use_loader = IRB.conf[:USE_LOADER] if IRB.conf[:USE_LOADER] - self.eval_history = IRB.conf[:EVAL_HISTORY] if IRB.conf[:EVAL_HISTORY] - - @ignore_sigint = IRB.conf[:IGNORE_SIGINT] - @ignore_eof = IRB.conf[:IGNORE_EOF] - - @back_trace_limit = IRB.conf[:BACK_TRACE_LIMIT] - - self.prompt_mode = IRB.conf[:PROMPT_MODE] - - if IRB.conf[:SINGLE_IRB] or !defined?(IRB::JobManager) - @irb_name = IRB.conf[:IRB_NAME] - else - @irb_name = IRB.conf[:IRB_NAME]+"#"+IRB.JobManager.n_jobs.to_s - end - @irb_path = "(" + @irb_name + ")" - - case input_method - when nil - @io = nil - case use_multiline? - when nil - if STDIN.tty? && IRB.conf[:PROMPT_MODE] != :INF_RUBY && !use_singleline? - # Both of multiline mode and singleline mode aren't specified. - @io = RelineInputMethod.new - else - @io = nil - end - when false - @io = nil - when true - @io = RelineInputMethod.new - end - unless @io - case use_singleline? - when nil - if (defined?(ReadlineInputMethod) && STDIN.tty? && - IRB.conf[:PROMPT_MODE] != :INF_RUBY) - @io = ReadlineInputMethod.new - else - @io = nil - end - when false - @io = nil - when true - if defined?(ReadlineInputMethod) - @io = ReadlineInputMethod.new - else - @io = nil - end - else - @io = nil - end - end - @io = StdioInputMethod.new unless @io - - when '-' - @io = FileInputMethod.new($stdin) - @irb_name = '-' - @irb_path = '-' - when String - @io = FileInputMethod.new(input_method) - @irb_name = File.basename(input_method) - @irb_path = input_method - else - @io = input_method - end - self.save_history = IRB.conf[:SAVE_HISTORY] if IRB.conf[:SAVE_HISTORY] - - @extra_doc_dirs = IRB.conf[:EXTRA_DOC_DIRS] - - @echo = IRB.conf[:ECHO] - if @echo.nil? - @echo = true - end - - @echo_on_assignment = IRB.conf[:ECHO_ON_ASSIGNMENT] - if @echo_on_assignment.nil? - @echo_on_assignment = :truncate - end - - @newline_before_multiline_output = IRB.conf[:NEWLINE_BEFORE_MULTILINE_OUTPUT] - if @newline_before_multiline_output.nil? - @newline_before_multiline_output = true - end - - @command_aliases = IRB.conf[:COMMAND_ALIASES] - end - - # The top-level workspace, see WorkSpace#main - def main - @workspace.main - end - - # The toplevel workspace, see #home_workspace - attr_reader :workspace_home - # WorkSpace in the current context. - attr_accessor :workspace - # The current thread in this context. - attr_reader :thread - # The current input method. - # - # Can be either StdioInputMethod, ReadlineInputMethod, - # RelineInputMethod, FileInputMethod or other specified when the - # context is created. See ::new for more # information on +input_method+. - attr_accessor :io - - # Current irb session. - attr_accessor :irb - # A copy of the default <code>IRB.conf[:AP_NAME]</code> - attr_accessor :ap_name - # A copy of the default <code>IRB.conf[:RC]</code> - attr_accessor :rc - # A copy of the default <code>IRB.conf[:LOAD_MODULES]</code> - attr_accessor :load_modules - # Can be either name from <code>IRB.conf[:IRB_NAME]</code>, or the number of - # the current job set by JobManager, such as <code>irb#2</code> - attr_accessor :irb_name - # Can be either the #irb_name surrounded by parenthesis, or the - # +input_method+ passed to Context.new - attr_accessor :irb_path - - # Whether multiline editor mode is enabled or not. - # - # A copy of the default <code>IRB.conf[:USE_MULTILINE]</code> - attr_reader :use_multiline - # Whether singleline editor mode is enabled or not. - # - # A copy of the default <code>IRB.conf[:USE_SINGLELINE]</code> - attr_reader :use_singleline - # Whether colorization is enabled or not. - # - # A copy of the default <code>IRB.conf[:USE_AUTOCOMPLETE]</code> - attr_reader :use_autocomplete - # A copy of the default <code>IRB.conf[:INSPECT_MODE]</code> - attr_reader :inspect_mode - - # A copy of the default <code>IRB.conf[:PROMPT_MODE]</code> - attr_reader :prompt_mode - # Standard IRB prompt. - # - # See IRB@Customizing+the+IRB+Prompt for more information. - attr_accessor :prompt_i - # IRB prompt for continuated strings. - # - # See IRB@Customizing+the+IRB+Prompt for more information. - attr_accessor :prompt_s - # IRB prompt for continuated statement. (e.g. immediately after an +if+) - # - # See IRB@Customizing+the+IRB+Prompt for more information. - attr_accessor :prompt_c - # See IRB@Customizing+the+IRB+Prompt for more information. - attr_accessor :prompt_n - # Can be either the default <code>IRB.conf[:AUTO_INDENT]</code>, or the - # mode set by #prompt_mode= - # - # To disable auto-indentation in irb: - # - # IRB.conf[:AUTO_INDENT] = false - # - # or - # - # irb_context.auto_indent_mode = false - # - # or - # - # IRB.CurrentContext.auto_indent_mode = false - # - # See IRB@Configuration for more information. - attr_accessor :auto_indent_mode - # The format of the return statement, set by #prompt_mode= using the - # +:RETURN+ of the +mode+ passed to set the current #prompt_mode. - attr_accessor :return_format - - # Whether <code>^C</code> (+control-c+) will be ignored or not. - # - # If set to +false+, <code>^C</code> will quit irb. - # - # If set to +true+, - # - # * during input: cancel input then return to top level. - # * during execute: abandon current execution. - attr_accessor :ignore_sigint - # Whether <code>^D</code> (+control-d+) will be ignored or not. - # - # If set to +false+, <code>^D</code> will quit irb. - attr_accessor :ignore_eof - # Specify the installation locations of the ri file to be displayed in the - # document dialog. - attr_accessor :extra_doc_dirs - # Whether to echo the return value to output or not. - # - # Uses <code>IRB.conf[:ECHO]</code> if available, or defaults to +true+. - # - # puts "hello" - # # hello - # #=> nil - # IRB.CurrentContext.echo = false - # puts "omg" - # # omg - attr_accessor :echo - # Whether to echo for assignment expressions. - # - # If set to +false+, the value of assignment will not be shown. - # - # If set to +true+, the value of assignment will be shown. - # - # If set to +:truncate+, the value of assignment will be shown and truncated. - # - # It defaults to +:truncate+. - # - # a = "omg" - # #=> omg - # - # a = "omg" * 10 - # #=> omgomgomgomgomgomgomg... - # - # IRB.CurrentContext.echo_on_assignment = false - # a = "omg" - # - # IRB.CurrentContext.echo_on_assignment = true - # a = "omg" * 10 - # #=> omgomgomgomgomgomgomgomgomgomg - # - # To set the behaviour of showing on assignment in irb: - # - # IRB.conf[:ECHO_ON_ASSIGNMENT] = :truncate or true or false - # - # or - # - # irb_context.echo_on_assignment = :truncate or true or false - # - # or - # - # IRB.CurrentContext.echo_on_assignment = :truncate or true or false - attr_accessor :echo_on_assignment - # Whether a newline is put before multiline output. - # - # Uses <code>IRB.conf[:NEWLINE_BEFORE_MULTILINE_OUTPUT]</code> if available, - # or defaults to +true+. - # - # "abc\ndef" - # #=> - # abc - # def - # IRB.CurrentContext.newline_before_multiline_output = false - # "abc\ndef" - # #=> abc - # def - attr_accessor :newline_before_multiline_output - # Whether verbose messages are displayed or not. - # - # A copy of the default <code>IRB.conf[:VERBOSE]</code> - attr_accessor :verbose - - # The limit of backtrace lines displayed as top +n+ and tail +n+. - # - # The default value is 16. - # - # Can also be set using the +--back-trace-limit+ command line option. - # - # See IRB@Command+line+options for more command line options. - attr_accessor :back_trace_limit - - # User-defined IRB command aliases - attr_accessor :command_aliases - - # Alias for #use_multiline - alias use_multiline? use_multiline - # Alias for #use_singleline - alias use_singleline? use_singleline - # backward compatibility - alias use_reline use_multiline - # backward compatibility - alias use_reline? use_multiline - # backward compatibility - alias use_readline use_singleline - # backward compatibility - alias use_readline? use_singleline - # Alias for #use_autocomplete - alias use_autocomplete? use_autocomplete - # Alias for #rc - alias rc? rc - alias ignore_sigint? ignore_sigint - alias ignore_eof? ignore_eof - alias echo? echo - alias echo_on_assignment? echo_on_assignment - alias newline_before_multiline_output? newline_before_multiline_output - - # Returns whether messages are displayed or not. - def verbose? - if @verbose.nil? - if @io.kind_of?(RelineInputMethod) - false - elsif defined?(ReadlineInputMethod) && @io.kind_of?(ReadlineInputMethod) - false - elsif !STDIN.tty? or @io.kind_of?(FileInputMethod) - true - else - false - end - else - @verbose - end - end - - # Whether #verbose? is +true+, and +input_method+ is either - # StdioInputMethod or RelineInputMethod or ReadlineInputMethod, see #io - # for more information. - def prompting? - verbose? || (STDIN.tty? && @io.kind_of?(StdioInputMethod) || - @io.kind_of?(RelineInputMethod) || - (defined?(ReadlineInputMethod) && @io.kind_of?(ReadlineInputMethod))) - end - - # The return value of the last statement evaluated. - attr_reader :last_value - - # Sets the return value from the last statement evaluated in this context - # to #last_value. - def set_last_value(value) - @last_value = value - @workspace.local_variable_set :_, value - end - - # Sets the +mode+ of the prompt in this context. - # - # See IRB@Customizing+the+IRB+Prompt for more information. - def prompt_mode=(mode) - @prompt_mode = mode - pconf = IRB.conf[:PROMPT][mode] - @prompt_i = pconf[:PROMPT_I] - @prompt_s = pconf[:PROMPT_S] - @prompt_c = pconf[:PROMPT_C] - @prompt_n = pconf[:PROMPT_N] - @return_format = pconf[:RETURN] - @return_format = "%s\n" if @return_format == nil - if ai = pconf.include?(:AUTO_INDENT) - @auto_indent_mode = ai - else - @auto_indent_mode = IRB.conf[:AUTO_INDENT] - end - end - - # Whether #inspect_mode is set or not, see #inspect_mode= for more detail. - def inspect? - @inspect_mode.nil? or @inspect_mode - end - - # Whether #io uses a File for the +input_method+ passed when creating the - # current context, see ::new - def file_input? - @io.class == FileInputMethod - end - - # Specifies the inspect mode with +opt+: - # - # +true+:: display +inspect+ - # +false+:: display +to_s+ - # +nil+:: inspect mode in non-math mode, - # non-inspect mode in math mode - # - # See IRB::Inspector for more information. - # - # Can also be set using the +--inspect+ and +--noinspect+ command line - # options. - # - # See IRB@Command+line+options for more command line options. - def inspect_mode=(opt) - - if i = Inspector::INSPECTORS[opt] - @inspect_mode = opt - @inspect_method = i - i.init - else - case opt - when nil - if Inspector.keys_with_inspector(Inspector::INSPECTORS[true]).include?(@inspect_mode) - self.inspect_mode = false - elsif Inspector.keys_with_inspector(Inspector::INSPECTORS[false]).include?(@inspect_mode) - self.inspect_mode = true - else - puts "Can't switch inspect mode." - return - end - when /^\s*\{.*\}\s*$/ - begin - inspector = eval "proc#{opt}" - rescue Exception - puts "Can't switch inspect mode(#{opt})." - return - end - self.inspect_mode = inspector - when Proc - self.inspect_mode = IRB::Inspector(opt) - when Inspector - prefix = "usr%d" - i = 1 - while Inspector::INSPECTORS[format(prefix, i)]; i += 1; end - @inspect_mode = format(prefix, i) - @inspect_method = opt - Inspector.def_inspector(format(prefix, i), @inspect_method) - else - puts "Can't switch inspect mode(#{opt})." - return - end - end - print "Switch to#{unless @inspect_mode; ' non';end} inspect mode.\n" if verbose? - @inspect_mode - end - - def evaluate(line, line_no, exception: nil) # :nodoc: - @line_no = line_no - if exception - line_no -= 1 - line = "begin ::Kernel.raise _; rescue _.class\n#{line}\n""end" - @workspace.local_variable_set(:_, exception) - end - - # Transform a non-identifier alias (@, $) or keywords (next, break) - command, args = line.split(/\s/, 2) - if original = command_aliases[command.to_sym] - line = line.gsub(/\A#{Regexp.escape(command)}/, original.to_s) - command = original - end - - # Hook command-specific transformation - command_class = ExtendCommandBundle.load_command(command) - if command_class&.respond_to?(:transform_args) - line = "#{command} #{command_class.transform_args(args)}" - end - - set_last_value(@workspace.evaluate(self, line, irb_path, line_no)) - end - - def inspect_last_value # :nodoc: - @inspect_method.inspect_value(@last_value) - end - - alias __exit__ exit - # Exits the current session, see IRB.irb_exit - def exit(ret = 0) - IRB.irb_exit(@irb, ret) - rescue UncaughtThrowError - super - end - - NOPRINTING_IVARS = ["@last_value"] # :nodoc: - NO_INSPECTING_IVARS = ["@irb", "@io"] # :nodoc: - IDNAME_IVARS = ["@prompt_mode"] # :nodoc: - - alias __inspect__ inspect - def inspect # :nodoc: - array = [] - for ivar in instance_variables.sort{|e1, e2| e1 <=> e2} - ivar = ivar.to_s - name = ivar.sub(/^@(.*)$/, '\1') - val = instance_eval(ivar) - case ivar - when *NOPRINTING_IVARS - array.push format("conf.%s=%s", name, "...") - when *NO_INSPECTING_IVARS - array.push format("conf.%s=%s", name, val.to_s) - when *IDNAME_IVARS - array.push format("conf.%s=:%s", name, val.id2name) - else - array.push format("conf.%s=%s", name, val.inspect) - end - end - array.join("\n") - end - alias __to_s__ to_s - alias to_s inspect - - def local_variables # :nodoc: - workspace.binding.local_variables - end - - # Return true if it's aliased from the argument and it's not an identifier. - def symbol_alias?(command) - return nil if command.match?(/\A\w+\z/) - command_aliases.key?(command.to_sym) - end - - # Return true if the command supports transforming args - def transform_args?(command) - command = command_aliases.fetch(command.to_sym, command) - ExtendCommandBundle.load_command(command)&.respond_to?(:transform_args) - end - end -end diff --git a/lib/irb/easter-egg.rb b/lib/irb/easter-egg.rb deleted file mode 100644 index 3e79692de9..0000000000 --- a/lib/irb/easter-egg.rb +++ /dev/null @@ -1,138 +0,0 @@ -require "reline" - -module IRB - class << self - class Vec - def initialize(x, y, z) - @x, @y, @z = x, y, z - end - - attr_reader :x, :y, :z - - def sub(other) - Vec.new(@x - other.x, @y - other.y, @z - other.z) - end - - def dot(other) - @x*other.x + @y*other.y + @z*other.z - end - - def cross(other) - ox, oy, oz = other.x, other.y, other.z - Vec.new(@y*oz-@z*oy, @z*ox-@x*oz, @x*oy-@y*ox) - end - - def normalize - r = Math.sqrt(self.dot(self)) - Vec.new(@x / r, @y / r, @z / r) - end - end - - class Canvas - def initialize((h, w)) - @data = (0..h-2).map { [0] * w } - @scale = [w / 2.0, h-2].min - @center = Complex(w / 2, h-2) - end - - def line((x1, y1), (x2, y2)) - p1 = Complex(x1, y1) / 2 * @scale + @center - p2 = Complex(x2, y2) / 2 * @scale + @center - line0(p1, p2) - end - - private def line0(p1, p2) - mid = (p1 + p2) / 2 - if (p1 - p2).abs < 1 - x, y = mid.rect - @data[y / 2][x] |= (y % 2 > 1 ? 2 : 1) - else - line0(p1, mid) - line0(p2, mid) - end - end - - def draw - @data.each {|row| row.fill(0) } - yield - @data.map {|row| row.map {|n| " ',;"[n] }.join }.join("\n") - end - end - - class RubyModel - def initialize - @faces = init_ruby_model - end - - def init_ruby_model - cap_vertices = (0..5).map {|i| Vec.new(*Complex.polar(1, i * Math::PI / 3).rect, 1) } - middle_vertices = (0..5).map {|i| Vec.new(*Complex.polar(2, (i + 0.5) * Math::PI / 3).rect, 0) } - bottom_vertex = Vec.new(0, 0, -2) - - faces = [cap_vertices] - 6.times do |j| - i = j-1 - faces << [cap_vertices[i], middle_vertices[i], cap_vertices[j]] - faces << [cap_vertices[j], middle_vertices[i], middle_vertices[j]] - faces << [middle_vertices[i], bottom_vertex, middle_vertices[j]] - end - - faces - end - - def render_frame(i) - angle = i / 10.0 - dir = Vec.new(*Complex.polar(1, angle).rect, Math.sin(angle)).normalize - dir2 = Vec.new(*Complex.polar(1, angle - Math::PI/2).rect, 0) - up = dir.cross(dir2) - nm = dir.cross(up) - @faces.each do |vertices| - v0, v1, v2, = vertices - if v1.sub(v0).cross(v2.sub(v0)).dot(dir) > 0 - points = vertices.map {|p| [nm.dot(p), up.dot(p)] } - (points + [points[0]]).each_cons(2) do |p1, p2| - yield p1, p2 - end - end - end - end - end - - private def easter_egg(type = nil) - type ||= [:logo, :dancing].sample - case type - when :logo - File.open(File.join(__dir__, 'ruby_logo.aa')) do |f| - require "rdoc" - RDoc::RI::Driver.new.page do |io| - IO.copy_stream(f, io) - end - end - when :dancing - begin - canvas = Canvas.new(Reline.get_screen_size) - Reline::IOGate.set_winch_handler do - canvas = Canvas.new(Reline.get_screen_size) - end - ruby_model = RubyModel.new - print "\e[?1049h" - 0.step do |i| # TODO (0..).each needs Ruby 2.6 or later - buff = canvas.draw do - ruby_model.render_frame(i) do |p1, p2| - canvas.line(p1, p2) - end - end - buff[0, 20] = "\e[0mPress Ctrl+C to stop\e[31m\e[1m" - print "\e[H" + buff - sleep 0.05 - end - rescue Interrupt - ensure - print "\e[0m\e[?1049l" - end - end - end - end -end - -IRB.__send__(:easter_egg, ARGV[0]&.to_sym) if $0 == __FILE__ diff --git a/lib/irb/ext/change-ws.rb b/lib/irb/ext/change-ws.rb deleted file mode 100644 index c0f810a4c8..0000000000 --- a/lib/irb/ext/change-ws.rb +++ /dev/null @@ -1,39 +0,0 @@ -# frozen_string_literal: false -# -# irb/ext/cb.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - class Context - - # Inherited from +TOPLEVEL_BINDING+. - def home_workspace - if defined? @home_workspace - @home_workspace - else - @home_workspace = @workspace - end - end - - # Changes the current workspace to given object or binding. - # - # If the optional argument is omitted, the workspace will be - # #home_workspace which is inherited from +TOPLEVEL_BINDING+ or the main - # object, <code>IRB.conf[:MAIN_CONTEXT]</code> when irb was initialized. - # - # See IRB::WorkSpace.new for more information. - def change_workspace(*_main) - if _main.empty? - @workspace = home_workspace - return main - end - - @workspace = WorkSpace.new(_main[0]) - - if !(class<<main;ancestors;end).include?(ExtendCommandBundle) - main.extend ExtendCommandBundle - end - end - end -end diff --git a/lib/irb/ext/history.rb b/lib/irb/ext/history.rb deleted file mode 100644 index 59aa9cb0c7..0000000000 --- a/lib/irb/ext/history.rb +++ /dev/null @@ -1,149 +0,0 @@ -# frozen_string_literal: false -# -# history.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - - class Context - - NOPRINTING_IVARS.push "@eval_history_values" - - # See #set_last_value - alias _set_last_value set_last_value - - def set_last_value(value) - _set_last_value(value) - - if defined?(@eval_history) && @eval_history - @eval_history_values.push @line_no, @last_value - @workspace.evaluate self, "__ = IRB.CurrentContext.instance_eval{@eval_history_values}" - end - - @last_value - end - - remove_method :eval_history= if method_defined?(:eval_history=) - # The command result history limit. This method is not available until - # #eval_history= was called with non-nil value (directly or via - # setting <code>IRB.conf[:EVAL_HISTORY]</code> in <code>.irbrc</code>). - attr_reader :eval_history - # Sets command result history limit. Default value is set from - # <code>IRB.conf[:EVAL_HISTORY]</code>. - # - # +no+ is an Integer or +nil+. - # - # Returns +no+ of history items if greater than 0. - # - # If +no+ is 0, the number of history items is unlimited. - # - # If +no+ is +nil+, execution result history isn't used (default). - # - # History values are available via <code>__</code> variable, see - # IRB::History. - def eval_history=(no) - if no - if defined?(@eval_history) && @eval_history - @eval_history_values.size(no) - else - @eval_history_values = History.new(no) - IRB.conf[:__TMP__EHV__] = @eval_history_values - @workspace.evaluate(self, "__ = IRB.conf[:__TMP__EHV__]") - IRB.conf.delete(:__TMP_EHV__) - end - else - @eval_history_values = nil - end - @eval_history = no - end - end - - # Represents history of results of previously evaluated commands. - # - # Available via <code>__</code> variable, only if <code>IRB.conf[:EVAL_HISTORY]</code> - # or <code>IRB::CurrentContext().eval_history</code> is non-nil integer value - # (by default it is +nil+). - # - # Example (in `irb`): - # - # # Initialize history - # IRB::CurrentContext().eval_history = 10 - # # => 10 - # - # # Perform some commands... - # 1 + 2 - # # => 3 - # puts 'x' - # # x - # # => nil - # raise RuntimeError - # # ...error raised - # - # # Inspect history (format is "<item number> <evaluated value>": - # __ - # # => 1 10 - # # 2 3 - # # 3 nil - # - # __[1] - # # => 10 - # - class History - - def initialize(size = 16) # :nodoc: - @size = size - @contents = [] - end - - def size(size) # :nodoc: - if size != 0 && size < @size - @contents = @contents[@size - size .. @size] - end - @size = size - end - - # Get one item of the content (both positive and negative indexes work). - def [](idx) - begin - if idx >= 0 - @contents.find{|no, val| no == idx}[1] - else - @contents[idx][1] - end - rescue NameError - nil - end - end - - def push(no, val) # :nodoc: - @contents.push [no, val] - @contents.shift if @size != 0 && @contents.size > @size - end - - alias real_inspect inspect - - def inspect # :nodoc: - if @contents.empty? - return real_inspect - end - - unless (last = @contents.pop)[1].equal?(self) - @contents.push last - last = nil - end - str = @contents.collect{|no, val| - if val.equal?(self) - "#{no} ...self-history..." - else - "#{no} #{val.inspect}" - end - }.join("\n") - if str == "" - str = "Empty." - end - @contents.push last if last - str - end - end -end diff --git a/lib/irb/ext/loader.rb b/lib/irb/ext/loader.rb deleted file mode 100644 index 0a599ee802..0000000000 --- a/lib/irb/ext/loader.rb +++ /dev/null @@ -1,148 +0,0 @@ -# frozen_string_literal: false -# -# loader.rb - -# 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 - - if File.respond_to?(:absolute_path?) - def absolute_path?(path) - File.absolute_path?(path) - end - else - separator = - if File::ALT_SEPARATOR - "[#{Regexp.quote(File::SEPARATOR + File::ALT_SEPARATOR)}]" - else - File::SEPARATOR - end - ABSOLUTE_PATH_PATTERN = # :nodoc: - case Dir.pwd - when /\A\w:/, /\A#{separator}{2}/ - /\A(?:\w:|#{separator})#{separator}/ - else - /\A#{separator}/ - end - def absolute_path?(path) - ABSOLUTE_PATH_PATTERN =~ path - end - end - - def search_file_from_ruby_path(fn) # :nodoc: - if absolute_path?(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 - FileInputMethod.open(path) do |io| - irb.suspend_input_method(io) 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 - - # 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 - FileInputMethod.open(path) do |io| - irb.suspend_input_method(io) 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 - 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 diff --git a/lib/irb/ext/multi-irb.rb b/lib/irb/ext/multi-irb.rb deleted file mode 100644 index 1c20489137..0000000000 --- a/lib/irb/ext/multi-irb.rb +++ /dev/null @@ -1,258 +0,0 @@ -# frozen_string_literal: false -# -# irb/multi-irb.rb - multiple irb module -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB - class JobManager - - # Creates a new JobManager object - def initialize - @jobs = [] - @current_job = nil - end - - # The active irb session - attr_accessor :current_job - - # The total number of irb sessions, used to set +irb_name+ of the current - # Context. - def n_jobs - @jobs.size - end - - # Returns the thread for the given +key+ object, see #search for more - # information. - def thread(key) - th, = search(key) - th - end - - # Returns the irb session for the given +key+ object, see #search for more - # information. - def irb(key) - _, irb = search(key) - irb - end - - # Returns the top level thread. - def main_thread - @jobs[0][0] - end - - # Returns the top level irb session. - def main_irb - @jobs[0][1] - end - - # Add the given +irb+ session to the jobs Array. - def insert(irb) - @jobs.push [Thread.current, irb] - end - - # Changes the current active irb session to the given +key+ in the jobs - # Array. - # - # Raises an IrbAlreadyDead exception if the given +key+ is no longer alive. - # - # If the given irb session is already active, an IrbSwitchedToCurrentThread - # exception is raised. - def switch(key) - th, irb = search(key) - fail IrbAlreadyDead unless th.alive? - fail IrbSwitchedToCurrentThread if th == Thread.current - @current_job = irb - th.run - Thread.stop - @current_job = irb(Thread.current) - end - - # Terminates the irb sessions specified by the given +keys+. - # - # Raises an IrbAlreadyDead exception if one of the given +keys+ is already - # terminated. - # - # See Thread#exit for more information. - def kill(*keys) - for key in keys - th, _ = search(key) - fail IrbAlreadyDead unless th.alive? - th.exit - end - end - - # Returns the associated job for the given +key+. - # - # If given an Integer, it will return the +key+ index for the jobs Array. - # - # When an instance of Irb is given, it will return the irb session - # associated with +key+. - # - # If given an instance of Thread, it will return the associated thread - # +key+ using Object#=== on the jobs Array. - # - # Otherwise returns the irb session with the same top-level binding as the - # given +key+. - # - # Raises a NoSuchJob exception if no job can be found with the given +key+. - def search(key) - job = case key - when Integer - @jobs[key] - when Irb - @jobs.find{|k, v| v.equal?(key)} - when Thread - @jobs.assoc(key) - else - @jobs.find{|k, v| v.context.main.equal?(key)} - end - fail NoSuchJob, key if job.nil? - job - end - - # Deletes the job at the given +key+. - def delete(key) - case key - when Integer - fail NoSuchJob, key unless @jobs[key] - @jobs[key] = nil - else - catch(:EXISTS) do - @jobs.each_index do - |i| - if @jobs[i] and (@jobs[i][0] == key || - @jobs[i][1] == key || - @jobs[i][1].context.main.equal?(key)) - @jobs[i] = nil - throw :EXISTS - end - end - fail NoSuchJob, key - end - end - until assoc = @jobs.pop; end unless @jobs.empty? - @jobs.push assoc - end - - # Outputs a list of jobs, see the irb command +irb_jobs+, or +jobs+. - def inspect - ary = [] - @jobs.each_index do - |i| - th, irb = @jobs[i] - next if th.nil? - - if th.alive? - if th.stop? - t_status = "stop" - else - t_status = "running" - end - else - t_status = "exited" - end - ary.push format("#%d->%s on %s (%s: %s)", - i, - irb.context.irb_name, - irb.context.main, - th, - t_status) - end - ary.join("\n") - end - end - - @JobManager = JobManager.new - - # The current JobManager in the session - def IRB.JobManager - @JobManager - end - - # The current Context in this session - def IRB.CurrentContext - IRB.JobManager.irb(Thread.current).context - end - - # Creates a new IRB session, see Irb.new. - # - # The optional +file+ argument is given to Context.new, along with the - # workspace created with the remaining arguments, see WorkSpace.new - def IRB.irb(file = nil, *main) - workspace = WorkSpace.new(*main) - parent_thread = Thread.current - Thread.start do - begin - irb = Irb.new(workspace, file) - rescue - print "Subirb can't start with context(self): ", workspace.main.inspect, "\n" - print "return to main irb\n" - Thread.pass - Thread.main.wakeup - Thread.exit - end - @CONF[:IRB_RC].call(irb.context) if @CONF[:IRB_RC] - @JobManager.insert(irb) - @JobManager.current_job = irb - begin - system_exit = false - catch(:IRB_EXIT) do - irb.eval_input - end - rescue SystemExit - system_exit = true - raise - #fail - ensure - unless system_exit - @JobManager.delete(irb) - if @JobManager.current_job == irb - if parent_thread.alive? - @JobManager.current_job = @JobManager.irb(parent_thread) - parent_thread.run - else - @JobManager.current_job = @JobManager.main_irb - @JobManager.main_thread.run - end - end - end - end - end - Thread.stop - @JobManager.current_job = @JobManager.irb(Thread.current) - end - - @CONF[:SINGLE_IRB_MODE] = false - @JobManager.insert(@CONF[:MAIN_CONTEXT].irb) - @JobManager.current_job = @CONF[:MAIN_CONTEXT].irb - - class Irb - def signal_handle - unless @context.ignore_sigint? - print "\nabort!!\n" if @context.verbose? - exit - end - - case @signal_status - when :IN_INPUT - print "^C\n" - IRB.JobManager.thread(self).raise RubyLex::TerminateLineInput - when :IN_EVAL - IRB.irb_abort(self) - when :IN_LOAD - IRB.irb_abort(self, LoadAbort) - when :IN_IRB - # ignore - else - # ignore other cases as well - end - end - end - - trap("SIGINT") do - @JobManager.current_job.signal_handle - Thread.stop - end - -end diff --git a/lib/irb/ext/save-history.rb b/lib/irb/ext/save-history.rb deleted file mode 100644 index b1987ea646..0000000000 --- a/lib/irb/ext/save-history.rb +++ /dev/null @@ -1,125 +0,0 @@ -# frozen_string_literal: false -# -# save-history.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB - module HistorySavingAbility # :nodoc: - end - - class Context - def init_save_history# :nodoc: - unless (class<<@io;self;end).include?(HistorySavingAbility) - @io.extend(HistorySavingAbility) - end - end - - # A copy of the default <code>IRB.conf[:SAVE_HISTORY]</code> - def save_history - IRB.conf[:SAVE_HISTORY] - end - - remove_method(:save_history=) if method_defined?(:save_history=) - # Sets <code>IRB.conf[:SAVE_HISTORY]</code> to the given +val+ and calls - # #init_save_history with this context. - # - # Will store the number of +val+ entries of history in the #history_file - # - # Add the following to your +.irbrc+ to change the number of history - # entries stored to 1000: - # - # IRB.conf[:SAVE_HISTORY] = 1000 - def save_history=(val) - IRB.conf[:SAVE_HISTORY] = val - if val - main_context = IRB.conf[:MAIN_CONTEXT] - main_context = self unless main_context - main_context.init_save_history - end - end - - # A copy of the default <code>IRB.conf[:HISTORY_FILE]</code> - def history_file - IRB.conf[:HISTORY_FILE] - end - - # Set <code>IRB.conf[:HISTORY_FILE]</code> to the given +hist+. - def history_file=(hist) - IRB.conf[:HISTORY_FILE] = hist - end - end - - module HistorySavingAbility # :nodoc: - def HistorySavingAbility.extended(obj) - IRB.conf[:AT_EXIT].push proc{obj.save_history} - obj.load_history - obj - end - - def load_history - return unless self.class.const_defined?(:HISTORY) - history = self.class::HISTORY - if history_file = IRB.conf[:HISTORY_FILE] - history_file = File.expand_path(history_file) - end - history_file = IRB.rc_file("_history") unless history_file - if File.exist?(history_file) - File.open(history_file, "r:#{IRB.conf[:LC_MESSAGES].encoding}") do |f| - f.each { |l| - l = l.chomp - if self.class == RelineInputMethod and history.last&.end_with?("\\") - history.last.delete_suffix!("\\") - history.last << "\n" << l - else - history << l - end - } - end - @loaded_history_lines = history.size - @loaded_history_mtime = File.mtime(history_file) - end - end - - def save_history - return unless self.class.const_defined?(:HISTORY) - history = self.class::HISTORY - if num = IRB.conf[:SAVE_HISTORY] and (num = num.to_i) != 0 - if history_file = IRB.conf[:HISTORY_FILE] - history_file = File.expand_path(history_file) - end - history_file = IRB.rc_file("_history") unless history_file - - # Change the permission of a file that already exists[BUG #7694] - begin - if File.stat(history_file).mode & 066 != 0 - File.chmod(0600, history_file) - end - rescue Errno::ENOENT - rescue Errno::EPERM - return - rescue - raise - end - - if File.exist?(history_file) && - File.mtime(history_file) != @loaded_history_mtime - history = history[@loaded_history_lines..-1] if @loaded_history_lines - append_history = true - end - - File.open(history_file, (append_history ? 'a' : 'w'), 0o600, encoding: IRB.conf[:LC_MESSAGES]&.encoding) do |f| - hist = history.map{ |l| l.split("\n").join("\\\n") } - unless append_history - begin - hist = hist.last(num) if hist.size > num and num > 0 - rescue RangeError # bignum too big to convert into `long' - # Do nothing because the bignum should be treated as inifinity - end - end - f.puts(hist) - end - end - end - end -end diff --git a/lib/irb/ext/tracer.rb b/lib/irb/ext/tracer.rb deleted file mode 100644 index 56beb0a1dd..0000000000 --- a/lib/irb/ext/tracer.rb +++ /dev/null @@ -1,79 +0,0 @@ -# frozen_string_literal: false -# -# irb/lib/tracer.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -begin - require "tracer" -rescue LoadError - $stderr.puts "Tracer extension of IRB is enabled but tracer gem doesn't found." - module IRB - TracerLoadError = true - class Context - def use_tracer=(opt) - # do nothing - end - end - end - return # This is about to disable loading below -end - -module IRB - - # initialize tracing function - def IRB.initialize_tracer - Tracer.verbose = false - Tracer.add_filter { - |event, file, line, id, binding, *rests| - /^#{Regexp.quote(@CONF[:IRB_LIB_PATH])}/ !~ file and - File::basename(file) != "irb.rb" - } - end - - class Context - # Whether Tracer is used when evaluating statements in this context. - # - # See +lib/tracer.rb+ for more information. - attr_reader :use_tracer - alias use_tracer? use_tracer - - # Sets whether or not to use the Tracer library when evaluating statements - # in this context. - # - # See +lib/tracer.rb+ for more information. - def use_tracer=(opt) - if opt - Tracer.set_get_line_procs(@irb_path) { - |line_no, *rests| - @io.line(line_no) - } - elsif !opt && @use_tracer - Tracer.off - end - @use_tracer=opt - end - end - - class WorkSpace - alias __evaluate__ evaluate - # Evaluate the context of this workspace and use the Tracer library to - # output the exact lines of code are being executed in chronological order. - # - # See +lib/tracer.rb+ for more information. - def evaluate(context, statements, file = nil, line = nil) - if context.use_tracer? && file != nil && line != nil - Tracer.on - begin - __evaluate__(context, statements, file, line) - ensure - Tracer.off - end - else - __evaluate__(context, statements, file || __FILE__, line || __LINE__) - end - end - end - - IRB.initialize_tracer -end diff --git a/lib/irb/ext/use-loader.rb b/lib/irb/ext/use-loader.rb deleted file mode 100644 index d0b8c2d4f4..0000000000 --- a/lib/irb/ext/use-loader.rb +++ /dev/null @@ -1,69 +0,0 @@ -# frozen_string_literal: false -# -# use-loader.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "../cmd/load" -require_relative "loader" - -class Object - alias __original__load__IRB_use_loader__ load - alias __original__require__IRB_use_loader__ require -end - -module IRB - module ExtendCommandBundle - remove_method :irb_load if method_defined?(:irb_load) - # Loads the given file similarly to Kernel#load, see IrbLoader#irb_load - def irb_load(*opts, &b) - ExtendCommand::Load.execute(irb_context, *opts, &b) - end - remove_method :irb_require if method_defined?(:irb_require) - # Loads the given file similarly to Kernel#require - def irb_require(*opts, &b) - ExtendCommand::Require.execute(irb_context, *opts, &b) - end - end - - class Context - - IRB.conf[:USE_LOADER] = false - - # Returns whether +irb+'s own file reader method is used by - # +load+/+require+ or not. - # - # This mode is globally affected (irb-wide). - def use_loader - IRB.conf[:USE_LOADER] - end - - alias use_loader? use_loader - - remove_method :use_loader= if method_defined?(:use_loader=) - # Sets <code>IRB.conf[:USE_LOADER]</code> - # - # See #use_loader for more information. - def use_loader=(opt) - - if IRB.conf[:USE_LOADER] != opt - IRB.conf[:USE_LOADER] = opt - if opt - if !$".include?("irb/cmd/load") - end - (class<<@workspace.main;self;end).instance_eval { - alias_method :load, :irb_load - alias_method :require, :irb_require - } - else - (class<<@workspace.main;self;end).instance_eval { - alias_method :load, :__original__load__IRB_use_loader__ - alias_method :require, :__original__require__IRB_use_loader__ - } - end - end - print "Switch to load/require#{unless use_loader; ' non';end} trace mode.\n" if verbose? - opt - end - end -end diff --git a/lib/irb/ext/workspaces.rb b/lib/irb/ext/workspaces.rb deleted file mode 100644 index 9defc3e17b..0000000000 --- a/lib/irb/ext/workspaces.rb +++ /dev/null @@ -1,60 +0,0 @@ -# frozen_string_literal: false -# -# push-ws.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - class Context - - # Size of the current WorkSpace stack - def irb_level - workspace_stack.size - end - - # WorkSpaces in the current stack - def workspaces - if defined? @workspaces - @workspaces - else - @workspaces = [] - end - end - - # Creates a new workspace with the given object or binding, and appends it - # onto the current #workspaces stack. - # - # See IRB::Context#change_workspace and IRB::WorkSpace.new for more - # information. - def push_workspace(*_main) - if _main.empty? - if workspaces.empty? - print "No other workspace\n" - return nil - end - ws = workspaces.pop - workspaces.push @workspace - @workspace = ws - return workspaces - end - - workspaces.push @workspace - @workspace = WorkSpace.new(@workspace.binding, _main[0]) - if !(class<<main;ancestors;end).include?(ExtendCommandBundle) - main.extend ExtendCommandBundle - end - end - - # Removes the last element from the current #workspaces stack and returns - # it, or +nil+ if the current workspace stack is empty. - # - # Also, see #push_workspace. - def pop_workspace - if workspaces.empty? - print "workspace stack empty\n" - return - end - @workspace = workspaces.pop - end - end -end diff --git a/lib/irb/extend-command.rb b/lib/irb/extend-command.rb deleted file mode 100644 index 5020b1e5cd..0000000000 --- a/lib/irb/extend-command.rb +++ /dev/null @@ -1,428 +0,0 @@ -# frozen_string_literal: false -# -# irb/extend-command.rb - irb extend command -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - # Installs the default irb extensions command bundle. - module ExtendCommandBundle - EXCB = ExtendCommandBundle # :nodoc: - - # See #install_alias_method. - NO_OVERRIDE = 0 - # See #install_alias_method. - OVERRIDE_PRIVATE_ONLY = 0x01 - # See #install_alias_method. - OVERRIDE_ALL = 0x02 - - # Quits the current irb context - # - # +ret+ is the optional signal or message to send to Context#exit - # - # Same as <code>IRB.CurrentContext.exit</code>. - def irb_exit(ret = 0) - irb_context.exit(ret) - end - - # Displays current configuration. - # - # Modifying the configuration is achieved by sending a message to IRB.conf. - def irb_context - IRB.CurrentContext - end - - @ALIASES = [ - [:context, :irb_context, NO_OVERRIDE], - [:conf, :irb_context, NO_OVERRIDE], - [:irb_quit, :irb_exit, OVERRIDE_PRIVATE_ONLY], - [:exit, :irb_exit, OVERRIDE_PRIVATE_ONLY], - [:quit, :irb_exit, OVERRIDE_PRIVATE_ONLY], - ] - - - @EXTEND_COMMANDS = [ - [ - :irb_current_working_workspace, :CurrentWorkingWorkspace, "cmd/chws", - [:cwws, NO_OVERRIDE], - [:pwws, NO_OVERRIDE], - [:irb_print_working_workspace, OVERRIDE_ALL], - [:irb_cwws, OVERRIDE_ALL], - [:irb_pwws, OVERRIDE_ALL], - [:irb_current_working_binding, OVERRIDE_ALL], - [:irb_print_working_binding, OVERRIDE_ALL], - [:irb_cwb, OVERRIDE_ALL], - [:irb_pwb, OVERRIDE_ALL], - ], - [ - :irb_change_workspace, :ChangeWorkspace, "cmd/chws", - [:chws, NO_OVERRIDE], - [:cws, NO_OVERRIDE], - [:irb_chws, OVERRIDE_ALL], - [:irb_cws, OVERRIDE_ALL], - [:irb_change_binding, OVERRIDE_ALL], - [:irb_cb, OVERRIDE_ALL], - [:cb, NO_OVERRIDE], - ], - - [ - :irb_workspaces, :Workspaces, "cmd/pushws", - [:workspaces, NO_OVERRIDE], - [:irb_bindings, OVERRIDE_ALL], - [:bindings, NO_OVERRIDE], - ], - [ - :irb_push_workspace, :PushWorkspace, "cmd/pushws", - [:pushws, NO_OVERRIDE], - [:irb_pushws, OVERRIDE_ALL], - [:irb_push_binding, OVERRIDE_ALL], - [:irb_pushb, OVERRIDE_ALL], - [:pushb, NO_OVERRIDE], - ], - [ - :irb_pop_workspace, :PopWorkspace, "cmd/pushws", - [:popws, NO_OVERRIDE], - [:irb_popws, OVERRIDE_ALL], - [:irb_pop_binding, OVERRIDE_ALL], - [:irb_popb, OVERRIDE_ALL], - [:popb, NO_OVERRIDE], - ], - - [ - :irb_load, :Load, "cmd/load"], - [ - :irb_require, :Require, "cmd/load"], - [ - :irb_source, :Source, "cmd/load", - [:source, NO_OVERRIDE], - ], - - [ - :irb, :IrbCommand, "cmd/subirb"], - [ - :irb_jobs, :Jobs, "cmd/subirb", - [:jobs, NO_OVERRIDE], - ], - [ - :irb_fg, :Foreground, "cmd/subirb", - [:fg, NO_OVERRIDE], - ], - [ - :irb_kill, :Kill, "cmd/subirb", - [:kill, OVERRIDE_PRIVATE_ONLY], - ], - - [ - :irb_debug, :Debug, "cmd/debug", - [:debug, NO_OVERRIDE], - ], - [ - :irb_edit, :Edit, "cmd/edit", - [:edit, NO_OVERRIDE], - ], - [ - :irb_break, :Break, "cmd/break", - ], - [ - :irb_catch, :Catch, "cmd/catch", - ], - [ - :irb_next, :Next, "cmd/next" - ], - [ - :irb_delete, :Delete, "cmd/delete", - [:delete, NO_OVERRIDE], - ], - [ - :irb_step, :Step, "cmd/step", - [:step, NO_OVERRIDE], - ], - [ - :irb_continue, :Continue, "cmd/continue", - [:continue, NO_OVERRIDE], - ], - [ - :irb_finish, :Finish, "cmd/finish", - [:finish, NO_OVERRIDE], - ], - [ - :irb_backtrace, :Backtrace, "cmd/backtrace", - [:backtrace, NO_OVERRIDE], - [:bt, NO_OVERRIDE], - ], - [ - :irb_debug_info, :Info, "cmd/info", - [:info, NO_OVERRIDE], - ], - - [ - :irb_help, :Help, "cmd/help", - [:show_doc, NO_OVERRIDE], - [:help, NO_OVERRIDE], - ], - - [ - :irb_info, :IrbInfo, "cmd/irb_info" - ], - - [ - :irb_ls, :Ls, "cmd/ls", - [:ls, NO_OVERRIDE], - ], - - [ - :irb_measure, :Measure, "cmd/measure", - [:measure, NO_OVERRIDE], - ], - - [ - :irb_show_source, :ShowSource, "cmd/show_source", - [:show_source, NO_OVERRIDE], - ], - - [ - :irb_whereami, :Whereami, "cmd/whereami", - [:whereami, NO_OVERRIDE], - ], - [ - :irb_show_cmds, :ShowCmds, "cmd/show_cmds", - [:show_cmds, NO_OVERRIDE], - ] - ] - - - @@commands = [] - - def self.all_commands_info - return @@commands unless @@commands.empty? - user_aliases = IRB.CurrentContext.command_aliases.each_with_object({}) do |(alias_name, target), result| - result[target] ||= [] - result[target] << alias_name - end - - @EXTEND_COMMANDS.each do |cmd_name, cmd_class, load_file, *aliases| - if !defined?(ExtendCommand) || !ExtendCommand.const_defined?(cmd_class, false) - require_relative load_file - end - - klass = ExtendCommand.const_get(cmd_class, false) - aliases = aliases.map { |a| a.first } - - if additional_aliases = user_aliases[cmd_name] - aliases += additional_aliases - end - - display_name = aliases.shift || cmd_name - @@commands << { display_name: display_name, description: klass.description, category: klass.category } - end - - @@commands - end - - # Convert a command name to its implementation class if such command exists - def self.load_command(command) - command = command.to_sym - @EXTEND_COMMANDS.each do |cmd_name, cmd_class, load_file, *aliases| - next if cmd_name != command && aliases.all? { |alias_name, _| alias_name != command } - - if !defined?(ExtendCommand) || !ExtendCommand.const_defined?(cmd_class, false) - require_relative load_file - end - return ExtendCommand.const_get(cmd_class, false) - end - nil - end - - # Installs the default irb commands. - def self.install_extend_commands - for args in @EXTEND_COMMANDS - def_extend_command(*args) - end - end - - # Evaluate the given +cmd_name+ on the given +cmd_class+ Class. - # - # Will also define any given +aliases+ for the method. - # - # The optional +load_file+ parameter will be required within the method - # definition. - def self.def_extend_command(cmd_name, cmd_class, load_file = nil, *aliases) - case cmd_class - when Symbol - cmd_class = cmd_class.id2name - when String - when Class - cmd_class = cmd_class.name - end - - if load_file - kwargs = ", **kwargs" if RUBY_ENGINE == "ruby" && RUBY_VERSION >= "2.7.0" - line = __LINE__; eval %[ - def #{cmd_name}(*opts#{kwargs}, &b) - Kernel.require_relative "#{load_file}" - arity = ::IRB::ExtendCommand::#{cmd_class}.instance_method(:execute).arity - args = (1..(arity < 0 ? ~arity : arity)).map {|i| "arg" + i.to_s } - args << "*opts#{kwargs}" if arity < 0 - args << "&block" - args = args.join(", ") - line = __LINE__; eval %[ - unless singleton_class.class_variable_defined?(:@@#{cmd_name}_) - singleton_class.class_variable_set(:@@#{cmd_name}_, true) - def self.#{cmd_name}_(\#{args}) - ::IRB::ExtendCommand::#{cmd_class}.execute(irb_context, \#{args}) - end - end - ], nil, __FILE__, line - __send__ :#{cmd_name}_, *opts#{kwargs}, &b - end - ], nil, __FILE__, line - else - line = __LINE__; eval %[ - def #{cmd_name}(*opts, &b) - ::IRB::ExtendCommand::#{cmd_class}.execute(irb_context, *opts, &b) - end - ], nil, __FILE__, line - end - - for ali, flag in aliases - @ALIASES.push [ali, cmd_name, flag] - end - end - - # Installs alias methods for the default irb commands, see - # ::install_extend_commands. - def install_alias_method(to, from, override = NO_OVERRIDE) - to = to.id2name unless to.kind_of?(String) - from = from.id2name unless from.kind_of?(String) - - if override == OVERRIDE_ALL or - (override == OVERRIDE_PRIVATE_ONLY) && !respond_to?(to) or - (override == NO_OVERRIDE) && !respond_to?(to, true) - target = self - (class << self; self; end).instance_eval{ - if target.respond_to?(to, true) && - !target.respond_to?(EXCB.irb_original_method_name(to), true) - alias_method(EXCB.irb_original_method_name(to), to) - end - alias_method to, from - } - else - Kernel.print "irb: warn: can't alias #{to} from #{from}.\n" - end - end - - def self.irb_original_method_name(method_name) # :nodoc: - "irb_" + method_name + "_org" - end - - # Installs alias methods for the default irb commands on the given object - # using #install_alias_method. - def self.extend_object(obj) - unless (class << obj; ancestors; end).include?(EXCB) - super - for ali, com, flg in @ALIASES - obj.install_alias_method(ali, com, flg) - end - end - end - - install_extend_commands - end - - # Extends methods for the Context module - module ContextExtender - CE = ContextExtender # :nodoc: - - @EXTEND_COMMANDS = [ - [:eval_history=, "ext/history.rb"], - [:use_tracer=, "ext/tracer.rb"], - [:use_loader=, "ext/use-loader.rb"], - [:save_history=, "ext/save-history.rb"], - ] - - # Installs the default context extensions as irb commands: - # - # Context#eval_history=:: +irb/ext/history.rb+ - # Context#use_tracer=:: +irb/ext/tracer.rb+ - # Context#use_loader=:: +irb/ext/use-loader.rb+ - # Context#save_history=:: +irb/ext/save-history.rb+ - def self.install_extend_commands - for args in @EXTEND_COMMANDS - def_extend_command(*args) - end - end - - # Evaluate the given +command+ from the given +load_file+ on the Context - # module. - # - # Will also define any given +aliases+ for the method. - def self.def_extend_command(cmd_name, load_file, *aliases) - line = __LINE__; Context.module_eval %[ - def #{cmd_name}(*opts, &b) - Context.module_eval {remove_method(:#{cmd_name})} - require_relative "#{load_file}" - __send__ :#{cmd_name}, *opts, &b - end - for ali in aliases - alias_method ali, cmd_name - end - ], __FILE__, line - end - - CE.install_extend_commands - end - - # A convenience module for extending Ruby methods. - module MethodExtender - # Extends the given +base_method+ with a prefix call to the given - # +extend_method+. - def def_pre_proc(base_method, extend_method) - base_method = base_method.to_s - extend_method = extend_method.to_s - - alias_name = new_alias_name(base_method) - module_eval %[ - alias_method alias_name, base_method - def #{base_method}(*opts) - __send__ :#{extend_method}, *opts - __send__ :#{alias_name}, *opts - end - ] - end - - # Extends the given +base_method+ with a postfix call to the given - # +extend_method+. - def def_post_proc(base_method, extend_method) - base_method = base_method.to_s - extend_method = extend_method.to_s - - alias_name = new_alias_name(base_method) - module_eval %[ - alias_method alias_name, base_method - def #{base_method}(*opts) - __send__ :#{alias_name}, *opts - __send__ :#{extend_method}, *opts - end - ] - end - - # Returns a unique method name to use as an alias for the given +name+. - # - # Usually returns <code>#{prefix}#{name}#{postfix}<num></code>, example: - # - # new_alias_name('foo') #=> __alias_of__foo__ - # def bar; end - # new_alias_name('bar') #=> __alias_of__bar__2 - def new_alias_name(name, prefix = "__alias_of__", postfix = "__") - base_name = "#{prefix}#{name}#{postfix}" - all_methods = instance_methods(true) + private_instance_methods(true) - same_methods = all_methods.grep(/^#{Regexp.quote(base_name)}[0-9]*$/) - return base_name if same_methods.empty? - no = same_methods.size - while !same_methods.include?(alias_name = base_name + no) - no += 1 - end - alias_name - end - end -end diff --git a/lib/irb/frame.rb b/lib/irb/frame.rb deleted file mode 100644 index 14768bd8f6..0000000000 --- a/lib/irb/frame.rb +++ /dev/null @@ -1,80 +0,0 @@ -# frozen_string_literal: false -# -# frame.rb - -# by Keiju ISHITSUKA(Nihon Rational Software Co.,Ltd) -# - -module IRB - class Frame - class FrameOverflow < StandardError - def initialize - super("frame overflow") - end - end - class FrameUnderflow < StandardError - def initialize - super("frame underflow") - end - end - - # Default number of stack frames - INIT_STACK_TIMES = 3 - # Default number of frames offset - CALL_STACK_OFFSET = 3 - - # Creates a new stack frame - def initialize - @frames = [TOPLEVEL_BINDING] * INIT_STACK_TIMES - end - - # Used by Kernel#set_trace_func to register each event in the call stack - def trace_func(event, file, line, id, binding) - case event - when 'call', 'class' - @frames.push binding - when 'return', 'end' - @frames.pop - end - end - - # Returns the +n+ number of frames on the call stack from the last frame - # initialized. - # - # Raises FrameUnderflow if there are no frames in the given stack range. - def top(n = 0) - bind = @frames[-(n + CALL_STACK_OFFSET)] - fail FrameUnderflow unless bind - bind - end - - # Returns the +n+ number of frames on the call stack from the first frame - # initialized. - # - # Raises FrameOverflow if there are no frames in the given stack range. - def bottom(n = 0) - bind = @frames[n] - fail FrameOverflow unless bind - bind - end - - # Convenience method for Frame#bottom - def Frame.bottom(n = 0) - @backtrace.bottom(n) - end - - # Convenience method for Frame#top - def Frame.top(n = 0) - @backtrace.top(n) - end - - # Returns the binding context of the caller from the last frame initialized - def Frame.sender - eval "self", @backtrace.top - end - - @backtrace = Frame.new - set_trace_func proc{|event, file, line, id, binding, klass| - @backtrace.trace_func(event, file, line, id, binding) - } - end -end diff --git a/lib/irb/help.rb b/lib/irb/help.rb deleted file mode 100644 index 7624d05dd4..0000000000 --- a/lib/irb/help.rb +++ /dev/null @@ -1,30 +0,0 @@ -# frozen_string_literal: false -# -# irb/help.rb - print usage module -# by Keiju ISHITSUKA(keiju@ishitsuka.com) -# - -require_relative 'magic-file' - -module IRB - # Outputs the irb help message, see IRB@Command+line+options. - def IRB.print_usage - lc = IRB.conf[:LC_MESSAGES] - path = lc.find("irb/help-message") - space_line = false - IRB::MagicFile.open(path){|f| - f.each_line do |l| - if /^\s*$/ =~ l - lc.puts l unless space_line - space_line = true - next - end - space_line = false - - l.sub!(/#.*$/, "") - next if /^\s*$/ =~ l - lc.puts l - end - } - end -end diff --git a/lib/irb/init.rb b/lib/irb/init.rb deleted file mode 100644 index f790f7f41d..0000000000 --- a/lib/irb/init.rb +++ /dev/null @@ -1,444 +0,0 @@ -# frozen_string_literal: false -# -# irb/init.rb - irb initialize module -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - - # initialize config - def IRB.setup(ap_path, argv: ::ARGV) - IRB.init_config(ap_path) - IRB.init_error - IRB.parse_opts(argv: argv) - IRB.run_config - IRB.load_modules - - unless @CONF[:PROMPT][@CONF[:PROMPT_MODE]] - fail UndefinedPromptMode, @CONF[:PROMPT_MODE] - end - end - - # @CONF default setting - def IRB.init_config(ap_path) - # class instance variables - @TRACER_INITIALIZED = false - - # default configurations - unless ap_path and @CONF[:AP_NAME] - ap_path = File.join(File.dirname(File.dirname(__FILE__)), "irb.rb") - end - @CONF[:AP_NAME] = File::basename(ap_path, ".rb") - - @CONF[:IRB_NAME] = "irb" - @CONF[:IRB_LIB_PATH] = File.dirname(__FILE__) - - @CONF[:RC] = true - @CONF[:LOAD_MODULES] = [] - @CONF[:IRB_RC] = nil - - @CONF[:USE_SINGLELINE] = false unless defined?(ReadlineInputMethod) - @CONF[:USE_COLORIZE] = (nc = ENV['NO_COLOR']).nil? || nc.empty? - @CONF[:USE_AUTOCOMPLETE] = ENV.fetch("IRB_USE_AUTOCOMPLETE", "true") != "false" - @CONF[:INSPECT_MODE] = true - @CONF[:USE_TRACER] = false - @CONF[:USE_LOADER] = false - @CONF[:IGNORE_SIGINT] = true - @CONF[:IGNORE_EOF] = false - @CONF[:EXTRA_DOC_DIRS] = [] - @CONF[:ECHO] = nil - @CONF[:ECHO_ON_ASSIGNMENT] = nil - @CONF[:VERBOSE] = nil - - @CONF[:EVAL_HISTORY] = nil - @CONF[:SAVE_HISTORY] = 1000 - - @CONF[:BACK_TRACE_LIMIT] = 16 - - @CONF[:PROMPT] = { - :NULL => { - :PROMPT_I => nil, - :PROMPT_N => nil, - :PROMPT_S => nil, - :PROMPT_C => nil, - :RETURN => "%s\n" - }, - :DEFAULT => { - :PROMPT_I => "%N(%m):%03n:%i> ", - :PROMPT_N => "%N(%m):%03n:%i> ", - :PROMPT_S => "%N(%m):%03n:%i%l ", - :PROMPT_C => "%N(%m):%03n:%i* ", - :RETURN => "=> %s\n" - }, - :CLASSIC => { - :PROMPT_I => "%N(%m):%03n:%i> ", - :PROMPT_N => "%N(%m):%03n:%i> ", - :PROMPT_S => "%N(%m):%03n:%i%l ", - :PROMPT_C => "%N(%m):%03n:%i* ", - :RETURN => "%s\n" - }, - :SIMPLE => { - :PROMPT_I => ">> ", - :PROMPT_N => ">> ", - :PROMPT_S => "%l> ", - :PROMPT_C => "?> ", - :RETURN => "=> %s\n" - }, - :INF_RUBY => { - :PROMPT_I => "%N(%m):%03n:%i> ", - :PROMPT_N => nil, - :PROMPT_S => nil, - :PROMPT_C => nil, - :RETURN => "%s\n", - :AUTO_INDENT => true - }, - :XMP => { - :PROMPT_I => nil, - :PROMPT_N => nil, - :PROMPT_S => nil, - :PROMPT_C => nil, - :RETURN => " ==>%s\n" - } - } - - @CONF[:PROMPT_MODE] = (STDIN.tty? ? :DEFAULT : :NULL) - @CONF[:AUTO_INDENT] = true - - @CONF[:CONTEXT_MODE] = 4 # use a copy of TOPLEVEL_BINDING - @CONF[:SINGLE_IRB] = false - - @CONF[:MEASURE] = false - @CONF[:MEASURE_PROC] = {} - @CONF[:MEASURE_PROC][:TIME] = proc { |context, code, line_no, &block| - time = Time.now - result = block.() - now = Time.now - puts 'processing time: %fs' % (now - time) if IRB.conf[:MEASURE] - result - } - # arg can be either a symbol for the mode (:cpu, :wall, ..) or a hash for - # a more complete configuration. - # See https://github.com/tmm1/stackprof#all-options. - @CONF[:MEASURE_PROC][:STACKPROF] = proc { |context, code, line_no, arg, &block| - return block.() unless IRB.conf[:MEASURE] - success = false - begin - require 'stackprof' - success = true - rescue LoadError - puts 'Please run "gem install stackprof" before measuring by StackProf.' - end - if success - result = nil - arg = { mode: arg || :cpu } unless arg.is_a?(Hash) - stackprof_result = StackProf.run(**arg) do - result = block.() - end - case stackprof_result - when File - puts "StackProf report saved to #{stackprof_result.path}" - when Hash - StackProf::Report.new(stackprof_result).print_text - else - puts "Stackprof ran with #{arg.inspect}" - end - result - else - block.() - end - } - @CONF[:MEASURE_CALLBACKS] = [] - - @CONF[:LC_MESSAGES] = Locale.new - - @CONF[:AT_EXIT] = [] - - @CONF[:COMMAND_ALIASES] = { - # Symbol aliases - :'$' => :show_source, - :'@' => :whereami, - # Keyword aliases - :break => :irb_break, - :catch => :irb_catch, - :next => :irb_next, - } - end - - def IRB.set_measure_callback(type = nil, arg = nil, &block) - added = nil - if type - type_sym = type.upcase.to_sym - if IRB.conf[:MEASURE_PROC][type_sym] - added = [type_sym, IRB.conf[:MEASURE_PROC][type_sym], arg] - end - elsif IRB.conf[:MEASURE_PROC][:CUSTOM] - added = [:CUSTOM, IRB.conf[:MEASURE_PROC][:CUSTOM], arg] - elsif block_given? - added = [:BLOCK, block, arg] - found = IRB.conf[:MEASURE_CALLBACKS].find{ |m| m[0] == added[0] && m[2] == added[2] } - if found - found[1] = block - return added - else - IRB.conf[:MEASURE_CALLBACKS] << added - return added - end - else - added = [:TIME, IRB.conf[:MEASURE_PROC][:TIME], arg] - end - if added - found = IRB.conf[:MEASURE_CALLBACKS].find{ |m| m[0] == added[0] && m[2] == added[2] } - if found - # already added - nil - else - IRB.conf[:MEASURE_CALLBACKS] << added if added - added - end - else - nil - end - end - - def IRB.unset_measure_callback(type = nil) - if type.nil? - IRB.conf[:MEASURE_CALLBACKS].clear - else - type_sym = type.upcase.to_sym - IRB.conf[:MEASURE_CALLBACKS].reject!{ |t, | t == type_sym } - end - end - - def IRB.init_error - @CONF[:LC_MESSAGES].load("irb/error.rb") - end - - # option analyzing - def IRB.parse_opts(argv: ::ARGV) - load_path = [] - while opt = argv.shift - case opt - when "-f" - @CONF[:RC] = false - when "-d" - $DEBUG = true - $VERBOSE = true - when "-w" - Warning[:deprecated] = $VERBOSE = true - when /^-W(.+)?/ - opt = $1 || argv.shift - case opt - when "0" - $VERBOSE = nil - when "1" - $VERBOSE = false - else - Warning[:deprecated] = $VERBOSE = true - end - when /^-r(.+)?/ - opt = $1 || argv.shift - @CONF[:LOAD_MODULES].push opt if opt - when /^-I(.+)?/ - opt = $1 || argv.shift - load_path.concat(opt.split(File::PATH_SEPARATOR)) if opt - when '-U' - set_encoding("UTF-8", "UTF-8") - when /^-E(.+)?/, /^--encoding(?:=(.+))?/ - opt = $1 || argv.shift - set_encoding(*opt.split(':', 2)) - when "--inspect" - if /^-/ !~ argv.first - @CONF[:INSPECT_MODE] = argv.shift - else - @CONF[:INSPECT_MODE] = true - end - when "--noinspect" - @CONF[:INSPECT_MODE] = false - when "--singleline", "--readline", "--legacy" - @CONF[:USE_SINGLELINE] = true - when "--nosingleline", "--noreadline" - @CONF[:USE_SINGLELINE] = false - when "--multiline", "--reidline" - if opt == "--reidline" - warn <<~MSG.strip - --reidline is deprecated, please use --multiline instead. - MSG - end - - @CONF[:USE_MULTILINE] = true - when "--nomultiline", "--noreidline" - if opt == "--noreidline" - warn <<~MSG.strip - --noreidline is deprecated, please use --nomultiline instead. - MSG - end - - @CONF[:USE_MULTILINE] = false - when /^--extra-doc-dir(?:=(.+))?/ - opt = $1 || argv.shift - @CONF[:EXTRA_DOC_DIRS] << opt - when "--echo" - @CONF[:ECHO] = true - when "--noecho" - @CONF[:ECHO] = false - when "--echo-on-assignment" - @CONF[:ECHO_ON_ASSIGNMENT] = true - when "--noecho-on-assignment" - @CONF[:ECHO_ON_ASSIGNMENT] = false - when "--truncate-echo-on-assignment" - @CONF[:ECHO_ON_ASSIGNMENT] = :truncate - when "--verbose" - @CONF[:VERBOSE] = true - when "--noverbose" - @CONF[:VERBOSE] = false - when "--colorize" - @CONF[:USE_COLORIZE] = true - when "--nocolorize" - @CONF[:USE_COLORIZE] = false - when "--autocomplete" - @CONF[:USE_AUTOCOMPLETE] = true - when "--noautocomplete" - @CONF[:USE_AUTOCOMPLETE] = false - when /^--prompt-mode(?:=(.+))?/, /^--prompt(?:=(.+))?/ - opt = $1 || argv.shift - prompt_mode = opt.upcase.tr("-", "_").intern - @CONF[:PROMPT_MODE] = prompt_mode - when "--noprompt" - @CONF[:PROMPT_MODE] = :NULL - when "--script" - noscript = false - when "--noscript" - noscript = true - when "--inf-ruby-mode" - @CONF[:PROMPT_MODE] = :INF_RUBY - when "--sample-book-mode", "--simple-prompt" - @CONF[:PROMPT_MODE] = :SIMPLE - when "--tracer" - @CONF[:USE_TRACER] = true - when /^--back-trace-limit(?:=(.+))?/ - @CONF[:BACK_TRACE_LIMIT] = ($1 || argv.shift).to_i - when /^--context-mode(?:=(.+))?/ - @CONF[:CONTEXT_MODE] = ($1 || argv.shift).to_i - when "--single-irb" - @CONF[:SINGLE_IRB] = true - when "-v", "--version" - print IRB.version, "\n" - exit 0 - when "-h", "--help" - require_relative "help" - IRB.print_usage - exit 0 - when "--" - if !noscript && (opt = argv.shift) - @CONF[:SCRIPT] = opt - $0 = opt - end - break - when /^-./ - fail UnrecognizedSwitch, opt - else - if noscript - argv.unshift(opt) - else - @CONF[:SCRIPT] = opt - $0 = opt - end - break - end - end - - load_path.collect! do |path| - /\A\.\// =~ path ? path : File.expand_path(path) - end - $LOAD_PATH.unshift(*load_path) - end - - # running config - def IRB.run_config - if @CONF[:RC] - begin - load rc_file - rescue LoadError, Errno::ENOENT - rescue # StandardError, ScriptError - print "load error: #{rc_file}\n" - print $!.class, ": ", $!, "\n" - for err in $@[0, $@.size - 2] - print "\t", err, "\n" - end - end - end - end - - IRBRC_EXT = "rc" - def IRB.rc_file(ext = IRBRC_EXT) - if !@CONF[:RC_NAME_GENERATOR] - rc_file_generators do |rcgen| - @CONF[:RC_NAME_GENERATOR] ||= rcgen - if File.exist?(rcgen.call(IRBRC_EXT)) - @CONF[:RC_NAME_GENERATOR] = rcgen - break - end - end - end - case rc_file = @CONF[:RC_NAME_GENERATOR].call(ext) - when String - return rc_file - else - fail IllegalRCNameGenerator - end - end - - # enumerate possible rc-file base name generators - def IRB.rc_file_generators - if irbrc = ENV["IRBRC"] - yield proc{|rc| rc == "rc" ? irbrc : irbrc+rc} - end - if xdg_config_home = ENV["XDG_CONFIG_HOME"] - irb_home = File.join(xdg_config_home, "irb") - if File.directory?(irb_home) - yield proc{|rc| irb_home + "/irb#{rc}"} - end - end - if home = ENV["HOME"] - yield proc{|rc| home+"/.irb#{rc}"} - yield proc{|rc| home+"/.config/irb/irb#{rc}"} - end - current_dir = Dir.pwd - yield proc{|rc| current_dir+"/.irb#{rc}"} - yield proc{|rc| current_dir+"/irb#{rc.sub(/\A_?/, '.')}"} - yield proc{|rc| current_dir+"/_irb#{rc}"} - yield proc{|rc| current_dir+"/$irb#{rc}"} - end - - # loading modules - def IRB.load_modules - for m in @CONF[:LOAD_MODULES] - begin - require m - rescue LoadError => err - warn "#{err.class}: #{err}", uplevel: 0 - end - end - end - - - DefaultEncodings = Struct.new(:external, :internal) - class << IRB - private - def set_encoding(extern, intern = nil, override: true) - verbose, $VERBOSE = $VERBOSE, nil - Encoding.default_external = extern unless extern.nil? || extern.empty? - Encoding.default_internal = intern unless intern.nil? || intern.empty? - [$stdin, $stdout, $stderr].each do |io| - io.set_encoding(extern, intern) - end - if override - @CONF[:LC_MESSAGES].instance_variable_set(:@override_encoding, extern) - else - @CONF[:LC_MESSAGES].instance_variable_set(:@encoding, extern) - end - ensure - $VERBOSE = verbose - end - end -end diff --git a/lib/irb/input-method.rb b/lib/irb/input-method.rb deleted file mode 100644 index bc61805ebb..0000000000 --- a/lib/irb/input-method.rb +++ /dev/null @@ -1,478 +0,0 @@ -# frozen_string_literal: false -# -# irb/input-method.rb - input methods used irb -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative 'src_encoding' -require_relative 'magic-file' -require_relative 'completion' -require 'io/console' -require 'reline' - -module IRB - STDIN_FILE_NAME = "(line)" # :nodoc: - class InputMethod - - # Creates a new input method object - def initialize(file = STDIN_FILE_NAME) - @file_name = file - end - # The file name of this input method, usually given during initialization. - attr_reader :file_name - - # The irb prompt associated with this input method - attr_accessor :prompt - - # Reads the next line from this input method. - # - # See IO#gets for more information. - def gets - fail NotImplementedError, "gets" - end - public :gets - - def winsize - if instance_variable_defined?(:@stdout) && @stdout.tty? - @stdout.winsize - else - [24, 80] - end - end - - # Whether this input method is still readable when there is no more data to - # read. - # - # See IO#eof for more information. - def readable_after_eof? - false - end - - # For debug message - def inspect - 'Abstract InputMethod' - end - end - - class StdioInputMethod < InputMethod - # Creates a new input method object - def initialize - super - @line_no = 0 - @line = [] - @stdin = IO.open(STDIN.to_i, :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-") - @stdout = IO.open(STDOUT.to_i, 'w', :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-") - end - - # Reads the next line from this input method. - # - # See IO#gets for more information. - def gets - print @prompt - line = @stdin.gets - @line[@line_no += 1] = line - end - - # Whether the end of this input method has been reached, returns +true+ if - # there is no more data to read. - # - # See IO#eof? for more information. - def eof? - if @stdin.wait_readable(0.00001) - c = @stdin.getc - result = c.nil? ? true : false - @stdin.ungetc(c) unless c.nil? - result - else # buffer is empty - false - end - end - - # Whether this input method is still readable when there is no more data to - # read. - # - # See IO#eof for more information. - def readable_after_eof? - true - end - - # Returns the current line number for #io. - # - # #line counts the number of times #gets is called. - # - # See IO#lineno for more information. - def line(line_no) - @line[line_no] - end - - # The external encoding for standard input. - def encoding - @stdin.external_encoding - end - - # For debug message - def inspect - 'StdioInputMethod' - end - end - - # Use a File for IO with irb, see InputMethod - class FileInputMethod < InputMethod - class << self - def open(file, &block) - begin - io = new(file) - block.call(io) - ensure - io&.close - end - end - end - - # Creates a new input method object - def initialize(file) - super - @io = file.is_a?(IO) ? file : IRB::MagicFile.open(file) - @external_encoding = @io.external_encoding - end - # The file name of this input method, usually given during initialization. - attr_reader :file_name - - # Whether the end of this input method has been reached, returns +true+ if - # there is no more data to read. - # - # See IO#eof? for more information. - def eof? - @io.closed? || @io.eof? - end - - # Reads the next line from this input method. - # - # See IO#gets for more information. - def gets - print @prompt - @io.gets - end - - # The external encoding for standard input. - def encoding - @external_encoding - end - - # For debug message - def inspect - 'FileInputMethod' - end - - def close - @io.close - end - end - - begin - class ReadlineInputMethod < InputMethod - def self.initialize_readline - require "readline" - rescue LoadError - else - include ::Readline - end - - # Creates a new input method object using Readline - def initialize - self.class.initialize_readline - if Readline.respond_to?(:encoding_system_needs) - IRB.__send__(:set_encoding, Readline.encoding_system_needs.name, override: false) - end - super - - @line_no = 0 - @line = [] - @eof = false - - @stdin = IO.open(STDIN.to_i, :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-") - @stdout = IO.open(STDOUT.to_i, 'w', :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-") - - if Readline.respond_to?("basic_word_break_characters=") - Readline.basic_word_break_characters = IRB::InputCompletor::BASIC_WORD_BREAK_CHARACTERS - end - Readline.completion_append_character = nil - Readline.completion_proc = IRB::InputCompletor::CompletionProc - end - - # Reads the next line from this input method. - # - # See IO#gets for more information. - def gets - Readline.input = @stdin - Readline.output = @stdout - if l = readline(@prompt, false) - HISTORY.push(l) if !l.empty? - @line[@line_no += 1] = l + "\n" - else - @eof = true - l - end - end - - # Whether the end of this input method has been reached, returns +true+ - # if there is no more data to read. - # - # See IO#eof? for more information. - def eof? - @eof - end - - # Whether this input method is still readable when there is no more data to - # read. - # - # See IO#eof for more information. - def readable_after_eof? - true - end - - # Returns the current line number for #io. - # - # #line counts the number of times #gets is called. - # - # See IO#lineno for more information. - def line(line_no) - @line[line_no] - end - - # The external encoding for standard input. - def encoding - @stdin.external_encoding - end - - # For debug message - def inspect - readline_impl = (defined?(Reline) && Readline == Reline) ? 'Reline' : 'ext/readline' - str = "ReadlineInputMethod with #{readline_impl} #{Readline::VERSION}" - inputrc_path = File.expand_path(ENV['INPUTRC'] || '~/.inputrc') - str += " and #{inputrc_path}" if File.exist?(inputrc_path) - str - end - end - end - - class RelineInputMethod < InputMethod - include Reline - - # Creates a new input method object using Reline - def initialize - IRB.__send__(:set_encoding, Reline.encoding_system_needs.name, override: false) - super - - @line_no = 0 - @line = [] - @eof = false - - @stdin = ::IO.open(STDIN.to_i, :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-") - @stdout = ::IO.open(STDOUT.to_i, 'w', :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-") - - if Reline.respond_to?("basic_word_break_characters=") - Reline.basic_word_break_characters = IRB::InputCompletor::BASIC_WORD_BREAK_CHARACTERS - end - Reline.completion_append_character = nil - Reline.completer_quote_characters = '' - Reline.completion_proc = IRB::InputCompletor::CompletionProc - Reline.output_modifier_proc = - if IRB.conf[:USE_COLORIZE] - proc do |output, complete: | - next unless IRB::Color.colorable? - lvars = IRB.CurrentContext&.local_variables || [] - IRB::Color.colorize_code(output, complete: complete, local_variables: lvars) - end - else - proc do |output| - Reline::Unicode.escape_for_print(output) - end - end - Reline.dig_perfect_match_proc = IRB::InputCompletor::PerfectMatchedProc - Reline.autocompletion = IRB.conf[:USE_AUTOCOMPLETE] - - if IRB.conf[:USE_AUTOCOMPLETE] - begin - require 'rdoc' - Reline.add_dialog_proc(:show_doc, SHOW_DOC_DIALOG, Reline::DEFAULT_DIALOG_CONTEXT) - rescue LoadError - end - end - end - - def check_termination(&block) - @check_termination_proc = block - end - - def dynamic_prompt(&block) - @prompt_proc = block - end - - def auto_indent(&block) - @auto_indent_proc = block - end - - SHOW_DOC_DIALOG = ->() { - dialog.trap_key = nil - alt_d = [ - [Reline::Key.new(nil, 0xE4, true)], # Normal Alt+d. - [27, 100], # Normal Alt+d when convert-meta isn't used. - [195, 164], # The "ä" that appears when Alt+d is pressed on xterm. - [226, 136, 130] # The "∂" that appears when Alt+d in pressed on iTerm2. - ] - - if just_cursor_moving and completion_journey_data.nil? - return nil - end - cursor_pos_to_render, result, pointer, autocomplete_dialog = context.pop(4) - return nil if result.nil? or pointer.nil? or pointer < 0 - name = result[pointer] - name = IRB::InputCompletor.retrieve_completion_data(name, doc_namespace: true) - - options = {} - options[:extra_doc_dirs] = IRB.conf[:EXTRA_DOC_DIRS] unless IRB.conf[:EXTRA_DOC_DIRS].empty? - driver = RDoc::RI::Driver.new(options) - - if key.match?(dialog.name) - begin - driver.display_names([name]) - rescue RDoc::RI::Driver::NotFoundError - end - end - - begin - name = driver.expand_name(name) - rescue RDoc::RI::Driver::NotFoundError - return nil - rescue - return nil # unknown error - end - doc = nil - used_for_class = false - if not name =~ /#|\./ - found, klasses, includes, extends = driver.classes_and_includes_and_extends_for(name) - if not found.empty? - doc = driver.class_document(name, found, klasses, includes, extends) - used_for_class = true - end - end - unless used_for_class - doc = RDoc::Markup::Document.new - begin - driver.add_method(doc, name) - rescue RDoc::RI::Driver::NotFoundError - doc = nil - rescue - return nil # unknown error - end - end - return nil if doc.nil? - width = 40 - - right_x = cursor_pos_to_render.x + autocomplete_dialog.width - if right_x + width > screen_width - right_width = screen_width - (right_x + 1) - left_x = autocomplete_dialog.column - width - left_x = 0 if left_x < 0 - left_width = width > autocomplete_dialog.column ? autocomplete_dialog.column : width - if right_width.positive? and left_width.positive? - if right_width >= left_width - width = right_width - x = right_x - else - width = left_width - x = left_x - end - elsif right_width.positive? and left_width <= 0 - width = right_width - x = right_x - elsif right_width <= 0 and left_width.positive? - width = left_width - x = left_x - else # Both are negative width. - return nil - end - else - x = right_x - end - formatter = RDoc::Markup::ToAnsi.new - formatter.width = width - dialog.trap_key = alt_d - message = 'Press Alt+d to read the full document' - contents = [message] + doc.accept(formatter).split("\n") - - y = cursor_pos_to_render.y - DialogRenderInfo.new(pos: Reline::CursorPos.new(x, y), contents: contents, width: width, bg_color: '49') - } - - # Reads the next line from this input method. - # - # See IO#gets for more information. - def gets - Reline.input = @stdin - Reline.output = @stdout - Reline.prompt_proc = @prompt_proc - Reline.auto_indent_proc = @auto_indent_proc if @auto_indent_proc - if l = readmultiline(@prompt, false, &@check_termination_proc) - HISTORY.push(l) if !l.empty? - @line[@line_no += 1] = l + "\n" - else - @eof = true - l - end - end - - # Whether the end of this input method has been reached, returns +true+ - # if there is no more data to read. - # - # See IO#eof? for more information. - def eof? - @eof - end - - # Whether this input method is still readable when there is no more data to - # read. - # - # See IO#eof for more information. - def readable_after_eof? - true - end - - # Returns the current line number for #io. - # - # #line counts the number of times #gets is called. - # - # See IO#lineno for more information. - def line(line_no) - @line[line_no] - end - - # The external encoding for standard input. - def encoding - @stdin.external_encoding - end - - # For debug message - def inspect - config = Reline::Config.new - str = "RelineInputMethod with Reline #{Reline::VERSION}" - if config.respond_to?(:inputrc_path) - inputrc_path = File.expand_path(config.inputrc_path) - else - inputrc_path = File.expand_path(ENV['INPUTRC'] || '~/.inputrc') - end - str += " and #{inputrc_path}" if File.exist?(inputrc_path) - str - end - end - - class ReidlineInputMethod < RelineInputMethod - def initialize - warn <<~MSG.strip - IRB::ReidlineInputMethod is deprecated, please use IRB::RelineInputMethod instead. - MSG - super - end - end -end diff --git a/lib/irb/inspector.rb b/lib/irb/inspector.rb deleted file mode 100644 index 50f6ebf383..0000000000 --- a/lib/irb/inspector.rb +++ /dev/null @@ -1,121 +0,0 @@ -# frozen_string_literal: false -# -# irb/inspector.rb - inspect methods -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - - - # Convenience method to create a new Inspector, using the given +inspect+ - # proc, and optional +init+ proc and passes them to Inspector.new - # - # irb(main):001:0> ins = IRB::Inspector(proc{ |v| "omg! #{v}" }) - # irb(main):001:0> IRB.CurrentContext.inspect_mode = ins # => omg! #<IRB::Inspector:0x007f46f7ba7d28> - # irb(main):001:0> "what?" #=> omg! what? - # - def IRB::Inspector(inspect, init = nil) - Inspector.new(inspect, init) - end - - # An irb inspector - # - # In order to create your own custom inspector there are two things you - # should be aware of: - # - # Inspector uses #inspect_value, or +inspect_proc+, for output of return values. - # - # This also allows for an optional #init+, or +init_proc+, which is called - # when the inspector is activated. - # - # Knowing this, you can create a rudimentary inspector as follows: - # - # irb(main):001:0> ins = IRB::Inspector.new(proc{ |v| "omg! #{v}" }) - # irb(main):001:0> IRB.CurrentContext.inspect_mode = ins # => omg! #<IRB::Inspector:0x007f46f7ba7d28> - # irb(main):001:0> "what?" #=> omg! what? - # - class Inspector - # Default inspectors available to irb, this includes: - # - # +:pp+:: Using Kernel#pretty_inspect - # +:yaml+:: Using YAML.dump - # +:marshal+:: Using Marshal.dump - INSPECTORS = {} - - # Determines the inspector to use where +inspector+ is one of the keys passed - # during inspector definition. - def self.keys_with_inspector(inspector) - INSPECTORS.select{|k,v| v == inspector}.collect{|k, v| k} - end - - # Example - # - # Inspector.def_inspector(key, init_p=nil){|v| v.inspect} - # Inspector.def_inspector([key1,..], init_p=nil){|v| v.inspect} - # Inspector.def_inspector(key, inspector) - # Inspector.def_inspector([key1,...], inspector) - def self.def_inspector(key, arg=nil, &block) - if block_given? - inspector = IRB::Inspector(block, arg) - else - inspector = arg - end - - case key - when Array - for k in key - def_inspector(k, inspector) - end - when Symbol - INSPECTORS[key] = inspector - INSPECTORS[key.to_s] = inspector - when String - INSPECTORS[key] = inspector - INSPECTORS[key.intern] = inspector - else - INSPECTORS[key] = inspector - end - end - - # Creates a new inspector object, using the given +inspect_proc+ when - # output return values in irb. - def initialize(inspect_proc, init_proc = nil) - @init = init_proc - @inspect = inspect_proc - end - - # Proc to call when the inspector is activated, good for requiring - # dependent libraries. - def init - @init.call if @init - end - - # Proc to call when the input is evaluated and output in irb. - def inspect_value(v) - @inspect.call(v) - rescue - puts "(Object doesn't support #inspect)" - '' - end - end - - Inspector.def_inspector([false, :to_s, :raw]){|v| v.to_s} - Inspector.def_inspector([:p, :inspect]){|v| - Color.colorize_code(v.inspect, colorable: Color.colorable? && Color.inspect_colorable?(v)) - } - Inspector.def_inspector([true, :pp, :pretty_inspect], proc{require_relative "color_printer"}){|v| - IRB::ColorPrinter.pp(v, '').chomp - } - Inspector.def_inspector([:yaml, :YAML], proc{require "yaml"}){|v| - begin - YAML.dump(v) - rescue - puts "(can't dump yaml. use inspect)" - v.inspect - end - } - - Inspector.def_inspector([:marshal, :Marshal, :MARSHAL, Marshal]){|v| - Marshal.dump(v) - } -end diff --git a/lib/irb/irb.gemspec b/lib/irb/irb.gemspec deleted file mode 100644 index c3e8a4dc58..0000000000 --- a/lib/irb/irb.gemspec +++ /dev/null @@ -1,40 +0,0 @@ -begin - require_relative "lib/irb/version" -rescue LoadError - # for Ruby core repository - require_relative "version" -end - -Gem::Specification.new do |spec| - spec.name = "irb" - spec.version = IRB::VERSION - spec.authors = ["aycabta", "Keiju ISHITSUKA"] - spec.email = ["aycabta@gmail.com", "keiju@ruby-lang.org"] - - spec.summary = %q{Interactive Ruby command-line tool for REPL (Read Eval Print Loop).} - spec.description = %q{Interactive Ruby command-line tool for REPL (Read Eval Print Loop).} - spec.homepage = "https://github.com/ruby/irb" - spec.licenses = ["Ruby", "BSD-2-Clause"] - - spec.files = [ - ".document", - "Gemfile", - "LICENSE.txt", - "README.md", - "Rakefile", - "bin/console", - "bin/setup", - "doc/irb/irb-tools.rd.ja", - "doc/irb/irb.rd.ja", - "exe/irb", - "irb.gemspec", - "man/irb.1", - ] + Dir.glob("lib/**/*") - spec.bindir = "exe" - spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) } - spec.require_paths = ["lib"] - - spec.required_ruby_version = Gem::Requirement.new(">= 2.6") - - spec.add_dependency "reline", ">= 0.3.0" -end diff --git a/lib/irb/lc/error.rb b/lib/irb/lc/error.rb deleted file mode 100644 index a5ec150865..0000000000 --- a/lib/irb/lc/error.rb +++ /dev/null @@ -1,62 +0,0 @@ -# frozen_string_literal: false -# -# irb/lc/error.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB - # :stopdoc: - - class UnrecognizedSwitch < StandardError - def initialize(val) - super("Unrecognized switch: #{val}") - end - end - class NotImplementedError < StandardError - def initialize(val) - super("Need to define `#{val}'") - end - end - class CantReturnToNormalMode < StandardError - def initialize - super("Can't return to normal mode.") - end - end - class IllegalParameter < StandardError - def initialize(val) - super("Invalid parameter(#{val}).") - end - end - class IrbAlreadyDead < StandardError - def initialize - super("Irb is already dead.") - end - end - class IrbSwitchedToCurrentThread < StandardError - def initialize - super("Switched to current thread.") - end - end - class NoSuchJob < StandardError - def initialize(val) - super("No such job(#{val}).") - end - end - class CantChangeBinding < StandardError - def initialize(val) - super("Can't change binding to (#{val}).") - end - end - class UndefinedPromptMode < StandardError - def initialize(val) - super("Undefined prompt mode(#{val}).") - end - end - class IllegalRCGenerator < StandardError - def initialize - super("Define illegal RC_NAME_GENERATOR.") - end - end - - # :startdoc: -end diff --git a/lib/irb/lc/help-message b/lib/irb/lc/help-message deleted file mode 100644 index 5b23f4c41e..0000000000 --- a/lib/irb/lc/help-message +++ /dev/null @@ -1,51 +0,0 @@ -Usage: irb.rb [options] [programfile] [arguments] - -f Don't initialize from configuration file. - -d Set $DEBUG and $VERBOSE to true (same as 'ruby -d'). - -r load-module Require load-module (same as 'ruby -r'). - -I path Specify $LOAD_PATH directory (same as 'ruby -I'). - -U Set external and internal encodings to UTF-8. - -E ex[:in] Set default external (ex) and internal (in) encodings - (same as 'ruby -E'). - -w Suppress warnings (same as 'ruby -w'). - -W[level=2] Set warning level: 0=silence, 1=medium, 2=verbose - (same as 'ruby -W'). - --context-mode n Set n[0-4] to method to create Binding Object, - when new workspace was created. - --extra-doc-dir Add an extra doc dir for the doc dialog. - --echo Show result (default). - --noecho Don't show result. - --echo-on-assignment - Show result on assignment. - --noecho-on-assignment - Don't show result on assignment. - --truncate-echo-on-assignment - Show truncated result on assignment (default). - --inspect Use 'inspect' for output. - --noinspect Don't use 'inspect' for output. - --multiline Use multiline editor module. - --nomultiline Don't use multiline editor module (default). - --singleline Use single line editor module. - --nosingleline Don't use single line editor module (default). - --colorize Use color-highlighting (default). - --nocolorize Don't use color-highlighting. - --autocomplete Use auto-completion (default). - --noautocomplete Don't use auto-completion. - --prompt prompt-mode, --prompt-mode prompt-mode - Set prompt mode. Pre-defined prompt modes are: - 'default', 'classic', 'simple', 'inf-ruby', 'xmp', 'null'. - --inf-ruby-mode Use prompt appropriate for inf-ruby-mode on emacs. - Suppresses --multiline and --singleline. - --sample-book-mode, --simple-prompt - Set prompt mode to 'simple'. - --noprompt Don't output prompt. - --script Script mode (default, treat first argument as script) - --noscript No script mode (leave arguments in argv) - --single-irb Share self with sub-irb. - --tracer Show stack trace for each command. - --back-trace-limit n[=16] - Display backtrace top n and bottom n. - --verbose Show details. - --noverbose Don't show details. - -v, --version Print the version of irb. - -h, --help Print help. - -- Separate options of irb from the list of command-line args. diff --git a/lib/irb/lc/ja/encoding_aliases.rb b/lib/irb/lc/ja/encoding_aliases.rb deleted file mode 100644 index 08180c3ec2..0000000000 --- a/lib/irb/lc/ja/encoding_aliases.rb +++ /dev/null @@ -1,13 +0,0 @@ -# frozen_string_literal: false -module IRB - # :stopdoc: - - class Locale - @@legacy_encoding_alias_map = { - 'ujis' => Encoding::EUC_JP, - 'euc' => Encoding::EUC_JP - }.freeze - end - - # :startdoc: -end diff --git a/lib/irb/lc/ja/error.rb b/lib/irb/lc/ja/error.rb deleted file mode 100644 index 50d72c4a10..0000000000 --- a/lib/irb/lc/ja/error.rb +++ /dev/null @@ -1,63 +0,0 @@ -# frozen_string_literal: false -# -# irb/lc/ja/error.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB - # :stopdoc: - - class UnrecognizedSwitch < StandardError - def initialize(val) - super("スイッチ(#{val})が分りません") - end - end - class NotImplementedError < StandardError - def initialize(val) - super("`#{val}'の定義が必要です") - end - end - class CantReturnToNormalMode < StandardError - def initialize - super("Normalモードに戻れません.") - end - end - class IllegalParameter < StandardError - def initialize(val) - super("パラメータ(#{val})が間違っています.") - end - end - class IrbAlreadyDead < StandardError - def initialize - super("Irbは既に死んでいます.") - end - end - class IrbSwitchedToCurrentThread < StandardError - def initialize - super("カレントスレッドに切り替わりました.") - end - end - class NoSuchJob < StandardError - def initialize(val) - super("そのようなジョブ(#{val})はありません.") - end - end - class CantChangeBinding < StandardError - def initialize(val) - super("バインディング(#{val})に変更できません.") - end - end - class UndefinedPromptMode < StandardError - def initialize(val) - super("プロンプトモード(#{val})は定義されていません.") - end - end - class IllegalRCGenerator < StandardError - def initialize - super("RC_NAME_GENERATORが正しく定義されていません.") - end - end - - # :startdoc: -end -# vim:fileencoding=utf-8 diff --git a/lib/irb/lc/ja/help-message b/lib/irb/lc/ja/help-message deleted file mode 100644 index 1c15d331ea..0000000000 --- a/lib/irb/lc/ja/help-message +++ /dev/null @@ -1,45 +0,0 @@ -Usage: irb.rb [options] [programfile] [arguments] - -f ~/.irbrc を読み込まない. - -d $DEBUG をtrueにする(ruby -d と同じ) - -r load-module ruby -r と同じ. - -I path $LOAD_PATH に path を追加する. - -U ruby -U と同じ. - -E enc ruby -E と同じ. - -w ruby -w と同じ. - -W[level=2] ruby -W と同じ. - --context-mode n 新しいワークスペースを作成した時に関連する Binding - オブジェクトの作成方法を 0 から 3 のいずれかに設定する. - --echo 実行結果を表示する(デフォルト). - --noecho 実行結果を表示しない. - --inspect 結果出力にinspectを用いる. - --noinspect 結果出力にinspectを用いない. - --multiline マルチラインエディタを利用する. - --nomultiline マルチラインエディタを利用しない. - --singleline シングルラインエディタを利用する. - --nosingleline シングルラインエディタを利用しない. - --colorize 色付けを利用する. - --nocolorize 色付けを利用しない. - --autocomplete オートコンプリートを利用する. - --noautocomplete オートコンプリートを利用しない. - --prompt prompt-mode/--prompt-mode prompt-mode - プロンプトモードを切替えます. 現在定義されているプ - ロンプトモードは, default, simple, xmp, inf-rubyが - 用意されています. - --inf-ruby-mode emacsのinf-ruby-mode用のプロンプト表示を行なう. 特 - に指定がない限り, シングルラインエディタとマルチラ - インエディタは使わなくなる. - --sample-book-mode/--simple-prompt - 非常にシンプルなプロンプトを用いるモードです. - --noprompt プロンプト表示を行なわない. - --single-irb irb 中で self を実行して得られるオブジェクトをサ - ブ irb と共有する. - --tracer コマンド実行時にトレースを行なう. - --back-trace-limit n - バックトレース表示をバックトレースの頭から n, 後ろ - からnだけ行なう. デフォルトは16 - - --verbose 詳細なメッセージを出力する. - --noverbose 詳細なメッセージを出力しない(デフォルト). - -v, --version irbのバージョンを表示する. - -h, --help irb のヘルプを表示する. - -- 以降のコマンドライン引数をオプションとして扱わない. diff --git a/lib/irb/locale.rb b/lib/irb/locale.rb deleted file mode 100644 index eb3028616d..0000000000 --- a/lib/irb/locale.rb +++ /dev/null @@ -1,186 +0,0 @@ -# frozen_string_literal: false -# -# irb/locale.rb - internationalization module -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB # :nodoc: - class Locale - - LOCALE_NAME_RE = %r[ - (?<language>[[:alpha:]]{2,3}) - (?:_ (?<territory>[[:alpha:]]{2,3}) )? - (?:\. (?<codeset>[^@]+) )? - (?:@ (?<modifier>.*) )? - ]x - LOCALE_DIR = "/lc/" - - @@legacy_encoding_alias_map = {}.freeze - @@loaded = [] - - def initialize(locale = nil) - @override_encoding = nil - @lang = @territory = @encoding_name = @modifier = nil - @locale = locale || ENV["IRB_LANG"] || ENV["LC_MESSAGES"] || ENV["LC_ALL"] || ENV["LANG"] || "C" - if m = LOCALE_NAME_RE.match(@locale) - @lang, @territory, @encoding_name, @modifier = m[:language], m[:territory], m[:codeset], m[:modifier] - - if @encoding_name - begin load 'irb/encoding_aliases.rb'; rescue LoadError; end - if @encoding = @@legacy_encoding_alias_map[@encoding_name] - warn(("%s is obsolete. use %s" % ["#{@lang}_#{@territory}.#{@encoding_name}", "#{@lang}_#{@territory}.#{@encoding.name}"]), uplevel: 1) - end - @encoding = Encoding.find(@encoding_name) rescue nil - end - end - @encoding ||= (Encoding.find('locale') rescue Encoding::ASCII_8BIT) - end - - attr_reader :lang, :territory, :modifier - - def encoding - @override_encoding || @encoding - end - - def String(mes) - mes = super(mes) - if encoding - mes.encode(encoding, undef: :replace) - else - mes - end - end - - def format(*opts) - String(super(*opts)) - end - - def gets(*rs) - String(super(*rs)) - end - - def readline(*rs) - String(super(*rs)) - end - - def print(*opts) - ary = opts.collect{|opt| String(opt)} - super(*ary) - end - - def printf(*opts) - s = format(*opts) - print s - end - - def puts(*opts) - ary = opts.collect{|opt| String(opt)} - super(*ary) - end - - def require(file, priv = nil) - rex = Regexp.new("lc/#{Regexp.quote(file)}\.(so|o|sl|rb)?") - return false if $".find{|f| f =~ rex} - - case file - when /\.rb$/ - begin - load(file, priv) - $".push file - return true - rescue LoadError - end - when /\.(so|o|sl)$/ - return super - end - - begin - load(f = file + ".rb") - $".push f #" - return true - rescue LoadError - return ruby_require(file) - end - end - - alias toplevel_load load - - def load(file, priv=nil) - found = find(file) - if found - unless @@loaded.include?(found) - @@loaded << found # cache - return real_load(found, priv) - end - else - raise LoadError, "No such file to load -- #{file}" - end - end - - def find(file , paths = $:) - dir = File.dirname(file) - dir = "" if dir == "." - base = File.basename(file) - - if dir.start_with?('/') - return each_localized_path(dir, base).find{|full_path| File.readable? full_path} - else - return search_file(paths, dir, base) - end - end - - private - def real_load(path, priv) - src = MagicFile.open(path){|f| f.read} - if priv - eval("self", TOPLEVEL_BINDING).extend(Module.new {eval(src, nil, path)}) - else - eval(src, TOPLEVEL_BINDING, path) - end - end - - # @param paths load paths in which IRB find a localized file. - # @param dir directory - # @param file basename to be localized - # - # typically, for the parameters and a <path> in paths, it searches - # <path>/<dir>/<locale>/<file> - def search_file(lib_paths, dir, file) - each_localized_path(dir, file) do |lc_path| - lib_paths.each do |libpath| - full_path = File.join(libpath, lc_path) - return full_path if File.readable?(full_path) - end - redo if defined?(Gem) and Gem.try_activate(lc_path) - end - nil - end - - def each_localized_path(dir, file) - return enum_for(:each_localized_path) unless block_given? - each_sublocale do |lc| - yield lc.nil? ? File.join(dir, LOCALE_DIR, file) : File.join(dir, LOCALE_DIR, lc, file) - end - end - - def each_sublocale - if @lang - if @territory - if @encoding_name - yield "#{@lang}_#{@territory}.#{@encoding_name}@#{@modifier}" if @modifier - yield "#{@lang}_#{@territory}.#{@encoding_name}" - end - yield "#{@lang}_#{@territory}@#{@modifier}" if @modifier - yield "#{@lang}_#{@territory}" - end - if @encoding_name - yield "#{@lang}.#{@encoding_name}@#{@modifier}" if @modifier - yield "#{@lang}.#{@encoding_name}" - end - yield "#{@lang}@#{@modifier}" if @modifier - yield "#{@lang}" - end - yield nil - end - end -end diff --git a/lib/irb/magic-file.rb b/lib/irb/magic-file.rb deleted file mode 100644 index 34e06d64b3..0000000000 --- a/lib/irb/magic-file.rb +++ /dev/null @@ -1,38 +0,0 @@ -# frozen_string_literal: false -module IRB - class << (MagicFile = Object.new) - # see parser_magic_comment in parse.y - ENCODING_SPEC_RE = %r"coding\s*[=:]\s*([[:alnum:]\-_]+)" - - def open(path) - io = File.open(path, 'rb') - line = io.gets - line = io.gets if line[0,2] == "#!" - encoding = detect_encoding(line) - internal_encoding = encoding - encoding ||= IRB.default_src_encoding - io.rewind - io.set_encoding(encoding, internal_encoding) - - if block_given? - begin - return (yield io) - ensure - io.close - end - else - return io - end - end - - private - def detect_encoding(line) - return unless line[0] == ?# - line = line[1..-1] - line = $1 if line[/-\*-\s*(.*?)\s*-*-$/] - return nil unless ENCODING_SPEC_RE =~ line - encoding = $1 - return encoding.sub(/-(?:mac|dos|unix)/i, '') - end - end -end diff --git a/lib/irb/notifier.rb b/lib/irb/notifier.rb deleted file mode 100644 index 612de3df16..0000000000 --- a/lib/irb/notifier.rb +++ /dev/null @@ -1,230 +0,0 @@ -# frozen_string_literal: false -# -# notifier.rb - output methods used by irb -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require_relative "output-method" - -module IRB - # An output formatter used internally by the lexer. - module Notifier - class ErrUndefinedNotifier < StandardError - def initialize(val) - super("undefined notifier level: #{val} is specified") - end - end - class ErrUnrecognizedLevel < StandardError - def initialize(val) - super("unrecognized notifier level: #{val} is specified") - end - end - - # Define a new Notifier output source, returning a new CompositeNotifier - # with the given +prefix+ and +output_method+. - # - # The optional +prefix+ will be appended to all objects being inspected - # during output, using the given +output_method+ as the output source. If - # no +output_method+ is given, StdioOutputMethod will be used, and all - # expressions will be sent directly to STDOUT without any additional - # formatting. - def def_notifier(prefix = "", output_method = StdioOutputMethod.new) - CompositeNotifier.new(prefix, output_method) - end - module_function :def_notifier - - # An abstract class, or superclass, for CompositeNotifier and - # LeveledNotifier to inherit. It provides several wrapper methods for the - # OutputMethod object used by the Notifier. - class AbstractNotifier - # Creates a new Notifier object - def initialize(prefix, base_notifier) - @prefix = prefix - @base_notifier = base_notifier - end - - # The +prefix+ for this Notifier, which is appended to all objects being - # inspected during output. - attr_reader :prefix - - # A wrapper method used to determine whether notifications are enabled. - # - # Defaults to +true+. - def notify? - true - end - - # See OutputMethod#print for more detail. - def print(*opts) - @base_notifier.print prefix, *opts if notify? - end - - # See OutputMethod#printn for more detail. - def printn(*opts) - @base_notifier.printn prefix, *opts if notify? - end - - # See OutputMethod#printf for more detail. - def printf(format, *opts) - @base_notifier.printf(prefix + format, *opts) if notify? - end - - # See OutputMethod#puts for more detail. - def puts(*objs) - if notify? - @base_notifier.puts(*objs.collect{|obj| prefix + obj.to_s}) - end - end - - # Same as #ppx, except it uses the #prefix given during object - # initialization. - # See OutputMethod#ppx for more detail. - def pp(*objs) - if notify? - @base_notifier.ppx @prefix, *objs - end - end - - # Same as #pp, except it concatenates the given +prefix+ with the #prefix - # given during object initialization. - # - # See OutputMethod#ppx for more detail. - def ppx(prefix, *objs) - if notify? - @base_notifier.ppx @prefix+prefix, *objs - end - end - - # Execute the given block if notifications are enabled. - def exec_if - yield(@base_notifier) if notify? - end - end - - # A class that can be used to create a group of notifier objects with the - # intent of representing a leveled notification system for irb. - # - # This class will allow you to generate other notifiers, and assign them - # the appropriate level for output. - # - # The Notifier class provides a class-method Notifier.def_notifier to - # create a new composite notifier. Using the first composite notifier - # object you create, sibling notifiers can be initialized with - # #def_notifier. - class CompositeNotifier < AbstractNotifier - # Create a new composite notifier object with the given +prefix+, and - # +base_notifier+ to use for output. - def initialize(prefix, base_notifier) - super - - @notifiers = [D_NOMSG] - @level_notifier = D_NOMSG - end - - # List of notifiers in the group - attr_reader :notifiers - - # Creates a new LeveledNotifier in the composite #notifiers group. - # - # The given +prefix+ will be assigned to the notifier, and +level+ will - # be used as the index of the #notifiers Array. - # - # This method returns the newly created instance. - def def_notifier(level, prefix = "") - notifier = LeveledNotifier.new(self, level, prefix) - @notifiers[level] = notifier - notifier - end - - # Returns the leveled notifier for this object - attr_reader :level_notifier - alias level level_notifier - - # Sets the leveled notifier for this object. - # - # When the given +value+ is an instance of AbstractNotifier, - # #level_notifier is set to the given object. - # - # When an Integer is given, #level_notifier is set to the notifier at the - # index +value+ in the #notifiers Array. - # - # If no notifier exists at the index +value+ in the #notifiers Array, an - # ErrUndefinedNotifier exception is raised. - # - # An ErrUnrecognizedLevel exception is raised if the given +value+ is not - # found in the existing #notifiers Array, or an instance of - # AbstractNotifier - def level_notifier=(value) - case value - when AbstractNotifier - @level_notifier = value - when Integer - l = @notifiers[value] - raise ErrUndefinedNotifier, value unless l - @level_notifier = l - else - raise ErrUnrecognizedLevel, value unless l - end - end - - alias level= level_notifier= - end - - # A leveled notifier is comparable to the composite group from - # CompositeNotifier#notifiers. - class LeveledNotifier < AbstractNotifier - include Comparable - - # Create a new leveled notifier with the given +base+, and +prefix+ to - # send to AbstractNotifier.new - # - # The given +level+ is used to compare other leveled notifiers in the - # CompositeNotifier group to determine whether or not to output - # notifications. - def initialize(base, level, prefix) - super(prefix, base) - - @level = level - end - - # The current level of this notifier object - attr_reader :level - - # Compares the level of this notifier object with the given +other+ - # notifier. - # - # See the Comparable module for more information. - def <=>(other) - @level <=> other.level - end - - # Whether to output messages to the output method, depending on the level - # of this notifier object. - def notify? - @base_notifier.level >= self - end - end - - # NoMsgNotifier is a LeveledNotifier that's used as the default notifier - # when creating a new CompositeNotifier. - # - # This notifier is used as the +zero+ index, or level +0+, for - # CompositeNotifier#notifiers, and will not output messages of any sort. - class NoMsgNotifier < LeveledNotifier - # Creates a new notifier that should not be used to output messages. - def initialize - @base_notifier = nil - @level = 0 - @prefix = "" - end - - # Ensures notifications are ignored, see AbstractNotifier#notify? for - # more information. - def notify? - false - end - end - - D_NOMSG = NoMsgNotifier.new # :nodoc: - end -end diff --git a/lib/irb/output-method.rb b/lib/irb/output-method.rb deleted file mode 100644 index f5ea57111d..0000000000 --- a/lib/irb/output-method.rb +++ /dev/null @@ -1,86 +0,0 @@ -# frozen_string_literal: false -# -# output-method.rb - output methods used by irb -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -module IRB - # An abstract output class for IO in irb. This is mainly used internally by - # IRB::Notifier. You can define your own output method to use with Irb.new, - # or Context.new - class OutputMethod - class NotImplementedError < StandardError - def initialize(val) - super("Need to define `#{val}'") - end - end - - # Open this method to implement your own output method, raises a - # NotImplementedError if you don't define #print in your own class. - def print(*opts) - raise NotImplementedError, "print" - end - - # Prints the given +opts+, with a newline delimiter. - def printn(*opts) - print opts.join(" "), "\n" - end - - # Extends IO#printf to format the given +opts+ for Kernel#sprintf using - # #parse_printf_format - def printf(format, *opts) - if /(%*)%I/ =~ format - format, opts = parse_printf_format(format, opts) - end - print sprintf(format, *opts) - end - - # Returns an array of the given +format+ and +opts+ to be used by - # Kernel#sprintf, if there was a successful Regexp match in the given - # +format+ from #printf - # - # % - # <flag> [#0- +] - # <minimum field width> (\*|\*[1-9][0-9]*\$|[1-9][0-9]*) - # <precision>.(\*|\*[1-9][0-9]*\$|[1-9][0-9]*|)? - # #<length modifier>(hh|h|l|ll|L|q|j|z|t) - # <conversion specifier>[diouxXeEfgGcsb%] - def parse_printf_format(format, opts) - return format, opts if $1.size % 2 == 1 - end - - # Calls #print on each element in the given +objs+, followed by a newline - # character. - def puts(*objs) - for obj in objs - print(*obj) - print "\n" - end - end - - # Prints the given +objs+ calling Object#inspect on each. - # - # See #puts for more detail. - def pp(*objs) - puts(*objs.collect{|obj| obj.inspect}) - end - - # Prints the given +objs+ calling Object#inspect on each and appending the - # given +prefix+. - # - # See #puts for more detail. - def ppx(prefix, *objs) - puts(*objs.collect{|obj| prefix+obj.inspect}) - end - - end - - # A standard output printer - class StdioOutputMethod < OutputMethod - # Prints the given +opts+ to standard output, see IO#print for more - # information. - def print(*opts) - STDOUT.print(*opts) - end - end -end diff --git a/lib/irb/ruby-lex.rb b/lib/irb/ruby-lex.rb deleted file mode 100644 index 9e4a7b28fa..0000000000 --- a/lib/irb/ruby-lex.rb +++ /dev/null @@ -1,851 +0,0 @@ -# frozen_string_literal: false -# -# irb/ruby-lex.rb - ruby lexcal analyzer -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require "ripper" -require "jruby" if RUBY_ENGINE == "jruby" - -# :stopdoc: -class RubyLex - - class TerminateLineInput < StandardError - def initialize - super("Terminate Line Input") - end - end - - def initialize(context) - @context = context - @exp_line_no = @line_no = 1 - @indent = 0 - @continue = false - @line = "" - @prompt = nil - end - - def self.compile_with_errors_suppressed(code, line_no: 1) - begin - result = yield code, line_no - rescue ArgumentError - # Ruby can issue an error for the code if there is an - # incomplete magic comment for encoding in it. Force an - # expression with a new line before the code in this - # case to prevent magic comment handling. To make sure - # line numbers in the lexed code remain the same, - # decrease the line number by one. - code = ";\n#{code}" - line_no -= 1 - result = yield code, line_no - end - result - end - - # io functions - def set_input(io, &block) - @io = io - if @io.respond_to?(:check_termination) - @io.check_termination do |code| - if Reline::IOGate.in_pasting? - lex = RubyLex.new(@context) - rest = lex.check_termination_in_prev_line(code) - if rest - Reline.delete_text - rest.bytes.reverse_each do |c| - Reline.ungetc(c) - end - true - else - false - end - else - # Accept any single-line input for symbol aliases or commands that transform args - command = code.split(/\s/, 2).first - if @context.symbol_alias?(command) || @context.transform_args?(command) - next true - end - - code.gsub!(/\s*\z/, '').concat("\n") - tokens = self.class.ripper_lex_without_warning(code, context: @context) - ltype, indent, continue, code_block_open = check_state(code, tokens) - if ltype or indent > 0 or continue or code_block_open - false - else - true - end - end - end - end - if @io.respond_to?(:dynamic_prompt) - @io.dynamic_prompt do |lines| - lines << '' if lines.empty? - result = [] - tokens = self.class.ripper_lex_without_warning(lines.map{ |l| l + "\n" }.join, context: @context) - code = String.new - partial_tokens = [] - unprocessed_tokens = [] - line_num_offset = 0 - tokens.each do |t| - partial_tokens << t - unprocessed_tokens << t - if t.tok.include?("\n") - t_str = t.tok - t_str.each_line("\n") do |s| - code << s - next unless s.include?("\n") - ltype, indent, continue, code_block_open = check_state(code, partial_tokens) - result << @prompt.call(ltype, indent, continue || code_block_open, @line_no + line_num_offset) - line_num_offset += 1 - end - unprocessed_tokens = [] - else - code << t.tok - end - end - - unless unprocessed_tokens.empty? - ltype, indent, continue, code_block_open = check_state(code, unprocessed_tokens) - result << @prompt.call(ltype, indent, continue || code_block_open, @line_no + line_num_offset) - end - result - end - end - - if block_given? - @input = block - else - @input = Proc.new{@io.gets} - end - end - - def set_prompt(&block) - @prompt = block - end - - ERROR_TOKENS = [ - :on_parse_error, - :compile_error, - :on_assign_error, - :on_alias_error, - :on_class_name_error, - :on_param_error - ] - - def self.generate_local_variables_assign_code(local_variables) - "#{local_variables.join('=')}=nil;" unless local_variables.empty? - end - - def self.ripper_lex_without_warning(code, context: nil) - verbose, $VERBOSE = $VERBOSE, nil - lvars_code = generate_local_variables_assign_code(context&.local_variables || []) - if lvars_code - code = "#{lvars_code}\n#{code}" - line_no = 0 - else - line_no = 1 - end - - compile_with_errors_suppressed(code, line_no: line_no) do |inner_code, line_no| - lexer = Ripper::Lexer.new(inner_code, '-', line_no) - if lexer.respond_to?(:scan) # Ruby 2.7+ - lexer.scan.each_with_object([]) do |t, tokens| - next if t.pos.first == 0 - prev_tk = tokens.last - position_overlapped = prev_tk && t.pos[0] == prev_tk.pos[0] && t.pos[1] < prev_tk.pos[1] + prev_tk.tok.bytesize - if position_overlapped - tokens[-1] = t if ERROR_TOKENS.include?(prev_tk.event) && !ERROR_TOKENS.include?(t.event) - else - tokens << t - end - end - else - lexer.parse.reject { |it| it.pos.first == 0 }.sort_by(&:pos) - end - end - ensure - $VERBOSE = verbose - end - - def find_prev_spaces(line_index) - return 0 if @tokens.size == 0 - md = @tokens[0].tok.match(/(\A +)/) - prev_spaces = md.nil? ? 0 : md[1].count(' ') - line_count = 0 - @tokens.each_with_index do |t, i| - if t.tok.include?("\n") - line_count += t.tok.count("\n") - if line_count >= line_index - return prev_spaces - end - next if t.event == :on_tstring_content || t.event == :on_words_sep - if (@tokens.size - 1) > i - md = @tokens[i + 1].tok.match(/(\A +)/) - prev_spaces = md.nil? ? 0 : md[1].count(' ') - end - end - end - prev_spaces - end - - def set_auto_indent - if @io.respond_to?(:auto_indent) and @context.auto_indent_mode - @io.auto_indent do |lines, line_index, byte_pointer, is_newline| - if is_newline - @tokens = self.class.ripper_lex_without_warning(lines[0..line_index].join("\n"), context: @context) - prev_spaces = find_prev_spaces(line_index) - depth_difference = check_newline_depth_difference - depth_difference = 0 if depth_difference < 0 - prev_spaces + depth_difference * 2 - else - code = line_index.zero? ? '' : lines[0..(line_index - 1)].map{ |l| l + "\n" }.join - last_line = lines[line_index]&.byteslice(0, byte_pointer) - code += last_line if last_line - @tokens = self.class.ripper_lex_without_warning(code, context: @context) - check_corresponding_token_depth(lines, line_index) - end - end - end - end - - def check_state(code, tokens) - ltype = process_literal_type(tokens) - indent = process_nesting_level(tokens) - continue = process_continue(tokens) - lvars_code = self.class.generate_local_variables_assign_code(@context.local_variables) - code = "#{lvars_code}\n#{code}" if lvars_code - code_block_open = check_code_block(code, tokens) - [ltype, indent, continue, code_block_open] - end - - def prompt - if @prompt - @prompt.call(@ltype, @indent, @continue, @line_no) - end - end - - def initialize_input - @ltype = nil - @indent = 0 - @continue = false - @line = "" - @exp_line_no = @line_no - @code_block_open = false - end - - def each_top_level_statement - initialize_input - catch(:TERM_INPUT) do - loop do - begin - prompt - unless l = lex - throw :TERM_INPUT if @line == '' - else - @line_no += l.count("\n") - if l == "\n" - @exp_line_no += 1 - next - end - @line.concat l - if @code_block_open or @ltype or @continue or @indent > 0 - next - end - end - if @line != "\n" - @line.force_encoding(@io.encoding) - yield @line, @exp_line_no - end - raise TerminateLineInput if @io.eof? - @line = '' - @exp_line_no = @line_no - - @indent = 0 - rescue TerminateLineInput - initialize_input - prompt - end - end - end - end - - def lex - line = @input.call - if @io.respond_to?(:check_termination) - return line # multiline - end - code = @line + (line.nil? ? '' : line) - code.gsub!(/\s*\z/, '').concat("\n") - @tokens = self.class.ripper_lex_without_warning(code, context: @context) - @ltype, @indent, @continue, @code_block_open = check_state(code, @tokens) - line - end - - def process_continue(tokens) - # last token is always newline - if tokens.size >= 2 and tokens[-2].event == :on_regexp_end - # end of regexp literal - return false - elsif tokens.size >= 2 and tokens[-2].event == :on_semicolon - return false - elsif tokens.size >= 2 and tokens[-2].event == :on_kw and ['begin', 'else', 'ensure'].include?(tokens[-2].tok) - return false - elsif !tokens.empty? and tokens.last.tok == "\\\n" - return true - elsif tokens.size >= 1 and tokens[-1].event == :on_heredoc_end # "EOH\n" - return false - elsif tokens.size >= 2 and tokens[-2].state.anybits?(Ripper::EXPR_BEG | Ripper::EXPR_FNAME) and tokens[-2].tok !~ /\A\.\.\.?\z/ - # end of literal except for regexp - # endless range at end of line is not a continue - return true - end - false - end - - def check_code_block(code, tokens) - return true if tokens.empty? - if tokens.last.event == :on_heredoc_beg - return true - end - - begin # check if parser error are available - verbose, $VERBOSE = $VERBOSE, nil - case RUBY_ENGINE - when 'ruby' - self.class.compile_with_errors_suppressed(code) do |inner_code, line_no| - RubyVM::InstructionSequence.compile(inner_code, nil, nil, line_no) - end - when 'jruby' - JRuby.compile_ir(code) - else - catch(:valid) do - eval("BEGIN { throw :valid, true }\n#{code}") - false - end - end - rescue EncodingError - # This is for a hash with invalid encoding symbol, {"\xAE": 1} - rescue SyntaxError => e - case e.message - when /unterminated (?:string|regexp) meets end of file/ - # "unterminated regexp meets end of file" - # - # example: - # / - # - # "unterminated string meets end of file" - # - # example: - # ' - return true - when /syntax error, unexpected end-of-input/ - # "syntax error, unexpected end-of-input, expecting keyword_end" - # - # example: - # if true - # hoge - # if false - # fuga - # end - return true - when /syntax error, unexpected keyword_end/ - # "syntax error, unexpected keyword_end" - # - # example: - # if ( - # end - # - # example: - # end - return false - when /syntax error, unexpected '\.'/ - # "syntax error, unexpected '.'" - # - # example: - # . - return false - when /unexpected tREGEXP_BEG/ - # "syntax error, unexpected tREGEXP_BEG, expecting keyword_do or '{' or '('" - # - # example: - # method / f / - return false - end - ensure - $VERBOSE = verbose - end - - last_lex_state = tokens.last.state - - if last_lex_state.allbits?(Ripper::EXPR_BEG) - return false - elsif last_lex_state.allbits?(Ripper::EXPR_DOT) - return true - elsif last_lex_state.allbits?(Ripper::EXPR_CLASS) - return true - elsif last_lex_state.allbits?(Ripper::EXPR_FNAME) - return true - elsif last_lex_state.allbits?(Ripper::EXPR_VALUE) - return true - elsif last_lex_state.allbits?(Ripper::EXPR_ARG) - return false - end - - false - end - - def process_nesting_level(tokens) - indent = 0 - in_oneliner_def = nil - tokens.each_with_index { |t, index| - # detecting one-liner method definition - if in_oneliner_def.nil? - if t.state.allbits?(Ripper::EXPR_ENDFN) - in_oneliner_def = :ENDFN - end - else - if t.state.allbits?(Ripper::EXPR_ENDFN) - # continuing - elsif t.state.allbits?(Ripper::EXPR_BEG) - if t.tok == '=' - in_oneliner_def = :BODY - end - else - if in_oneliner_def == :BODY - # one-liner method definition - indent -= 1 - end - in_oneliner_def = nil - end - end - - case t.event - when :on_lbracket, :on_lbrace, :on_lparen, :on_tlambeg - indent += 1 - when :on_rbracket, :on_rbrace, :on_rparen - indent -= 1 - when :on_kw - next if index > 0 and tokens[index - 1].state.allbits?(Ripper::EXPR_FNAME) - case t.tok - when 'do' - syntax_of_do = take_corresponding_syntax_to_kw_do(tokens, index) - indent += 1 if syntax_of_do == :method_calling - when 'def', 'case', 'for', 'begin', 'class', 'module' - indent += 1 - when 'if', 'unless', 'while', 'until' - # postfix if/unless/while/until must be Ripper::EXPR_LABEL - indent += 1 unless t.state.allbits?(Ripper::EXPR_LABEL) - when 'end' - indent -= 1 - end - end - # percent literals are not indented - } - indent - end - - def is_method_calling?(tokens, index) - tk = tokens[index] - if tk.state.anybits?(Ripper::EXPR_CMDARG) and tk.event == :on_ident - # The target method call to pass the block with "do". - return true - elsif tk.state.anybits?(Ripper::EXPR_ARG) and tk.event == :on_ident - non_sp_index = tokens[0..(index - 1)].rindex{ |t| t.event != :on_sp } - if non_sp_index - prev_tk = tokens[non_sp_index] - if prev_tk.state.anybits?(Ripper::EXPR_DOT) and prev_tk.event == :on_period - # The target method call with receiver to pass the block with "do". - return true - end - end - end - false - end - - def take_corresponding_syntax_to_kw_do(tokens, index) - syntax_of_do = nil - # Finding a syntax corresponding to "do". - index.downto(0) do |i| - tk = tokens[i] - # In "continue", the token isn't the corresponding syntax to "do". - non_sp_index = tokens[0..(i - 1)].rindex{ |t| t.event != :on_sp } - first_in_fomula = false - if non_sp_index.nil? - first_in_fomula = true - elsif [:on_ignored_nl, :on_nl, :on_comment].include?(tokens[non_sp_index].event) - first_in_fomula = true - end - if is_method_calling?(tokens, i) - syntax_of_do = :method_calling - break if first_in_fomula - elsif tk.event == :on_kw && %w{while until for}.include?(tk.tok) - # A loop syntax in front of "do" found. - # - # while cond do # also "until" or "for" - # end - # - # This "do" doesn't increment indent because the loop syntax already - # incremented. - syntax_of_do = :loop_syntax - break if first_in_fomula - end - end - syntax_of_do - end - - def is_the_in_correspond_to_a_for(tokens, index) - syntax_of_in = nil - # Finding a syntax corresponding to "do". - index.downto(0) do |i| - tk = tokens[i] - # In "continue", the token isn't the corresponding syntax to "do". - non_sp_index = tokens[0..(i - 1)].rindex{ |t| t.event != :on_sp } - first_in_fomula = false - if non_sp_index.nil? - first_in_fomula = true - elsif [:on_ignored_nl, :on_nl, :on_comment].include?(tokens[non_sp_index].event) - first_in_fomula = true - end - if tk.event == :on_kw && tk.tok == 'for' - # A loop syntax in front of "do" found. - # - # while cond do # also "until" or "for" - # end - # - # This "do" doesn't increment indent because the loop syntax already - # incremented. - syntax_of_in = :for - end - break if first_in_fomula - end - syntax_of_in - end - - def check_newline_depth_difference - depth_difference = 0 - open_brace_on_line = 0 - in_oneliner_def = nil - @tokens.each_with_index do |t, index| - # detecting one-liner method definition - if in_oneliner_def.nil? - if t.state.allbits?(Ripper::EXPR_ENDFN) - in_oneliner_def = :ENDFN - end - else - if t.state.allbits?(Ripper::EXPR_ENDFN) - # continuing - elsif t.state.allbits?(Ripper::EXPR_BEG) - if t.tok == '=' - in_oneliner_def = :BODY - end - else - if in_oneliner_def == :BODY - # one-liner method definition - depth_difference -= 1 - end - in_oneliner_def = nil - end - end - - case t.event - when :on_ignored_nl, :on_nl, :on_comment - if index != (@tokens.size - 1) and in_oneliner_def != :BODY - depth_difference = 0 - open_brace_on_line = 0 - end - next - when :on_sp - next - end - - case t.event - when :on_lbracket, :on_lbrace, :on_lparen, :on_tlambeg - depth_difference += 1 - open_brace_on_line += 1 - when :on_rbracket, :on_rbrace, :on_rparen - depth_difference -= 1 if open_brace_on_line > 0 - when :on_kw - next if index > 0 and @tokens[index - 1].state.allbits?(Ripper::EXPR_FNAME) - case t.tok - when 'do' - syntax_of_do = take_corresponding_syntax_to_kw_do(@tokens, index) - depth_difference += 1 if syntax_of_do == :method_calling - when 'def', 'case', 'for', 'begin', 'class', 'module' - depth_difference += 1 - when 'if', 'unless', 'while', 'until', 'rescue' - # postfix if/unless/while/until/rescue must be Ripper::EXPR_LABEL - unless t.state.allbits?(Ripper::EXPR_LABEL) - depth_difference += 1 - end - when 'else', 'elsif', 'ensure', 'when' - depth_difference += 1 - when 'in' - unless is_the_in_correspond_to_a_for(@tokens, index) - depth_difference += 1 - end - when 'end' - depth_difference -= 1 - end - end - end - depth_difference - end - - def check_corresponding_token_depth(lines, line_index) - corresponding_token_depth = nil - is_first_spaces_of_line = true - is_first_printable_of_line = true - spaces_of_nest = [] - spaces_at_line_head = 0 - open_brace_on_line = 0 - in_oneliner_def = nil - - if heredoc_scope? - return lines[line_index][/^ */].length - end - - @tokens.each_with_index do |t, index| - # detecting one-liner method definition - if in_oneliner_def.nil? - if t.state.allbits?(Ripper::EXPR_ENDFN) - in_oneliner_def = :ENDFN - end - else - if t.state.allbits?(Ripper::EXPR_ENDFN) - # continuing - elsif t.state.allbits?(Ripper::EXPR_BEG) - if t.tok == '=' - in_oneliner_def = :BODY - end - else - if in_oneliner_def == :BODY - # one-liner method definition - if is_first_printable_of_line - corresponding_token_depth = spaces_of_nest.pop - else - spaces_of_nest.pop - corresponding_token_depth = nil - end - end - in_oneliner_def = nil - end - end - - case t.event - when :on_ignored_nl, :on_nl, :on_comment, :on_heredoc_end, :on_embdoc_end - if in_oneliner_def != :BODY - corresponding_token_depth = nil - spaces_at_line_head = 0 - is_first_spaces_of_line = true - is_first_printable_of_line = true - open_brace_on_line = 0 - end - next - when :on_sp - spaces_at_line_head = t.tok.count(' ') if is_first_spaces_of_line - is_first_spaces_of_line = false - next - end - - case t.event - when :on_lbracket, :on_lbrace, :on_lparen, :on_tlambeg - spaces_of_nest.push(spaces_at_line_head + open_brace_on_line * 2) - open_brace_on_line += 1 - when :on_rbracket, :on_rbrace, :on_rparen - if is_first_printable_of_line - corresponding_token_depth = spaces_of_nest.pop - else - spaces_of_nest.pop - corresponding_token_depth = nil - end - open_brace_on_line -= 1 - when :on_kw - next if index > 0 and @tokens[index - 1].state.allbits?(Ripper::EXPR_FNAME) - case t.tok - when 'do' - syntax_of_do = take_corresponding_syntax_to_kw_do(@tokens, index) - if syntax_of_do == :method_calling - spaces_of_nest.push(spaces_at_line_head) - end - when 'def', 'case', 'for', 'begin', 'class', 'module' - spaces_of_nest.push(spaces_at_line_head) - when 'rescue' - unless t.state.allbits?(Ripper::EXPR_LABEL) - corresponding_token_depth = spaces_of_nest.last - end - when 'if', 'unless', 'while', 'until' - # postfix if/unless/while/until must be Ripper::EXPR_LABEL - unless t.state.allbits?(Ripper::EXPR_LABEL) - spaces_of_nest.push(spaces_at_line_head) - end - when 'else', 'elsif', 'ensure', 'when' - corresponding_token_depth = spaces_of_nest.last - when 'in' - if in_keyword_case_scope? - corresponding_token_depth = spaces_of_nest.last - end - when 'end' - if is_first_printable_of_line - corresponding_token_depth = spaces_of_nest.pop - else - spaces_of_nest.pop - corresponding_token_depth = nil - end - end - end - is_first_spaces_of_line = false - is_first_printable_of_line = false - end - corresponding_token_depth - end - - def check_string_literal(tokens) - i = 0 - start_token = [] - end_type = [] - pending_heredocs = [] - while i < tokens.size - t = tokens[i] - case t.event - when *end_type.last - start_token.pop - end_type.pop - when :on_tstring_beg - start_token << t - end_type << [:on_tstring_end, :on_label_end] - when :on_regexp_beg - start_token << t - end_type << :on_regexp_end - when :on_symbeg - acceptable_single_tokens = %i{on_ident on_const on_op on_cvar on_ivar on_gvar on_kw on_int on_backtick} - if (i + 1) < tokens.size - if acceptable_single_tokens.all?{ |st| tokens[i + 1].event != st } - start_token << t - end_type << :on_tstring_end - else - i += 1 - end - end - when :on_backtick - if t.state.allbits?(Ripper::EXPR_BEG) - start_token << t - end_type << :on_tstring_end - end - when :on_qwords_beg, :on_words_beg, :on_qsymbols_beg, :on_symbols_beg - start_token << t - end_type << :on_tstring_end - when :on_heredoc_beg - pending_heredocs << t - end - - if pending_heredocs.any? && t.tok.include?("\n") - pending_heredocs.reverse_each do |t| - start_token << t - end_type << :on_heredoc_end - end - pending_heredocs = [] - end - i += 1 - end - pending_heredocs.first || start_token.last - end - - def process_literal_type(tokens) - start_token = check_string_literal(tokens) - return nil if start_token == "" - - case start_token&.event - when :on_tstring_beg - case start_token&.tok - when ?" then ?" - when /^%.$/ then ?" - when /^%Q.$/ then ?" - when ?' then ?' - when /^%q.$/ then ?' - end - when :on_regexp_beg then ?/ - when :on_symbeg then ?: - when :on_backtick then ?` - when :on_qwords_beg then ?] - when :on_words_beg then ?] - when :on_qsymbols_beg then ?] - when :on_symbols_beg then ?] - when :on_heredoc_beg - start_token&.tok =~ /<<[-~]?(['"`])\w+\1/ - $1 || ?" - else - nil - end - end - - def check_termination_in_prev_line(code) - tokens = self.class.ripper_lex_without_warning(code, context: @context) - past_first_newline = false - index = tokens.rindex do |t| - # traverse first token before last line - if past_first_newline - if t.tok.include?("\n") - true - end - elsif t.tok.include?("\n") - past_first_newline = true - false - else - false - end - end - - if index - first_token = nil - last_line_tokens = tokens[(index + 1)..(tokens.size - 1)] - last_line_tokens.each do |t| - unless [:on_sp, :on_ignored_sp, :on_comment].include?(t.event) - first_token = t - break - end - end - - if first_token.nil? - return false - elsif first_token && first_token.state == Ripper::EXPR_DOT - return false - else - tokens_without_last_line = tokens[0..index] - ltype = process_literal_type(tokens_without_last_line) - indent = process_nesting_level(tokens_without_last_line) - continue = process_continue(tokens_without_last_line) - code_block_open = check_code_block(tokens_without_last_line.map(&:tok).join(''), tokens_without_last_line) - if ltype or indent > 0 or continue or code_block_open - return false - else - return last_line_tokens.map(&:tok).join('') - end - end - end - false - end - - private - - def heredoc_scope? - heredoc_tokens = @tokens.select { |t| [:on_heredoc_beg, :on_heredoc_end].include?(t.event) } - heredoc_tokens[-1]&.event == :on_heredoc_beg - end - - def in_keyword_case_scope? - kw_tokens = @tokens.select { |t| t.event == :on_kw && ['case', 'for', 'end'].include?(t.tok) } - counter = 0 - kw_tokens.reverse.each do |t| - if t.tok == 'case' - return true if counter.zero? - counter += 1 - elsif t.tok == 'for' - counter += 1 - elsif t.tok == 'end' - counter -= 1 - end - end - false - end -end -# :startdoc: diff --git a/lib/irb/ruby_logo.aa b/lib/irb/ruby_logo.aa deleted file mode 100644 index a34a3e2f28..0000000000 --- a/lib/irb/ruby_logo.aa +++ /dev/null @@ -1,37 +0,0 @@ - - -+smJYYN?mm- - HB"BBYT TQg NggT - 9Q+g Nm,T 8g NJW - YS+ N2NJ"Sg N? - BQg #( gT Nggggk J - 5j NJ NJ NNge - #Q #JJ NgT N( - @j bj mT J - Bj @/d NJ ( - #q #(( NgT #J - 5d #(t mT $d - #q @(@J NJB; - @( 5d ? HHH H HQmgggggggmN qD - 5d #uN 2QdH E O - 5 5JSd Nd NJH @d j - Fd @J4d s NQH #d ( - #( #o6d Nd NgH #d #d - 4 B&Od v NgT #d F - #( 9JGd NH NgUd F - #d #GJQ d NP $ - #J #U+#Q N Q # j - j /W BQ+ BQ d NJ NJ - - NjJH HBIjTQggPJQgW N W k #J - #J b HYWgggN j s Nag d NN b #d - #J 5- D s Ngg N d Nd F - Fd BKH2 #+ s NNgg J Q J ] - F H @ J N y K(d P I - F4 E N? #d y #Q NJ E j - F W Nd q m Bg NxW N(H- - F d b @ m Hd gW vKJ - NJ d K d s Bg aT FDd - b # d N m BQ mV N> - e5 Nd #d NggggggQWH HHHH NJ - - m7 NW H N HSVO1z=?11- - NgTH bB kH WBHWWHBHWmQgg&gggggNNN - NNggggggNN diff --git a/lib/irb/src_encoding.rb b/lib/irb/src_encoding.rb deleted file mode 100644 index 99aea2b43e..0000000000 --- a/lib/irb/src_encoding.rb +++ /dev/null @@ -1,7 +0,0 @@ -# frozen_string_literal: false -# DO NOT WRITE ANY MAGIC COMMENT HERE. -module IRB - def self.default_src_encoding - return __ENCODING__ - end -end diff --git a/lib/irb/version.rb b/lib/irb/version.rb deleted file mode 100644 index 33b423ea18..0000000000 --- a/lib/irb/version.rb +++ /dev/null @@ -1,11 +0,0 @@ -# frozen_string_literal: false -# -# irb/version.rb - irb version definition file -# by Keiju ISHITSUKA(keiju@ishitsuka.com) -# - -module IRB # :nodoc: - VERSION = "1.6.2" - @RELEASE_VERSION = VERSION - @LAST_UPDATE_DATE = "2022-12-13" -end diff --git a/lib/irb/workspace.rb b/lib/irb/workspace.rb deleted file mode 100644 index 5f990940e8..0000000000 --- a/lib/irb/workspace.rb +++ /dev/null @@ -1,167 +0,0 @@ -# frozen_string_literal: false -# -# irb/workspace-binding.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -require "delegate" - -IRB::TOPLEVEL_BINDING = binding -module IRB # :nodoc: - class WorkSpace - # Creates a new workspace. - # - # set self to main if specified, otherwise - # inherit main from TOPLEVEL_BINDING. - def initialize(*main) - if main[0].kind_of?(Binding) - @binding = main.shift - elsif IRB.conf[:SINGLE_IRB] - @binding = TOPLEVEL_BINDING - else - case IRB.conf[:CONTEXT_MODE] - when 0 # binding in proc on TOPLEVEL_BINDING - @binding = eval("proc{binding}.call", - TOPLEVEL_BINDING, - __FILE__, - __LINE__) - when 1 # binding in loaded file - require "tempfile" - f = Tempfile.open("irb-binding") - f.print <<EOF - $binding = binding -EOF - f.close - load f.path - @binding = $binding - - when 2 # binding in loaded file(thread use) - unless defined? BINDING_QUEUE - IRB.const_set(:BINDING_QUEUE, Thread::SizedQueue.new(1)) - Thread.abort_on_exception = true - Thread.start do - eval "require \"irb/ws-for-case-2\"", TOPLEVEL_BINDING, __FILE__, __LINE__ - end - Thread.pass - end - @binding = BINDING_QUEUE.pop - - when 3 # binding in function on TOPLEVEL_BINDING - @binding = eval("self.class.remove_method(:irb_binding) if defined?(irb_binding); private; def irb_binding; binding; end; irb_binding", - TOPLEVEL_BINDING, - __FILE__, - __LINE__ - 3) - when 4 # binding is a copy of TOPLEVEL_BINDING (default) - # Note that this will typically be IRB::TOPLEVEL_BINDING - # This is to avoid RubyGems' local variables (see issue #17623) - @binding = TOPLEVEL_BINDING.dup - end - end - - if main.empty? - @main = eval("self", @binding) - else - @main = main[0] - end - IRB.conf[:__MAIN__] = @main - - unless main.empty? - case @main - when Module - @binding = eval("IRB.conf[:__MAIN__].module_eval('binding', __FILE__, __LINE__)", @binding, __FILE__, __LINE__) - else - begin - @binding = eval("IRB.conf[:__MAIN__].instance_eval('binding', __FILE__, __LINE__)", @binding, __FILE__, __LINE__) - rescue TypeError - fail CantChangeBinding, @main.inspect - end - end - end - - case @main - when Object - use_delegator = @main.frozen? - else - use_delegator = true - end - - if use_delegator - @main = SimpleDelegator.new(@main) - IRB.conf[:__MAIN__] = @main - @main.singleton_class.class_eval do - private - define_method(:exit) do |*a, &b| - # Do nothing, will be overridden - end - define_method(:binding, Kernel.instance_method(:binding)) - define_method(:local_variables, Kernel.instance_method(:local_variables)) - end - @binding = eval("IRB.conf[:__MAIN__].instance_eval('binding', __FILE__, __LINE__)", @binding, *@binding.source_location) - end - - @binding.local_variable_set(:_, nil) - end - - # The Binding of this workspace - attr_reader :binding - # The top-level workspace of this context, also available as - # <code>IRB.conf[:__MAIN__]</code> - attr_reader :main - - # Evaluate the given +statements+ within the context of this workspace. - def evaluate(context, statements, file = __FILE__, line = __LINE__) - eval(statements, @binding, file, line) - end - - def local_variable_set(name, value) - @binding.local_variable_set(name, value) - end - - def local_variable_get(name) - @binding.local_variable_get(name) - end - - # error message manipulator - def filter_backtrace(bt) - return nil if bt =~ /\/irb\/.*\.rb/ - return nil if bt =~ /\/irb\.rb/ - return nil if bt =~ /tool\/lib\/.*\.rb|runner\.rb/ # for tests in Ruby repository - case IRB.conf[:CONTEXT_MODE] - when 1 - return nil if bt =~ %r!/tmp/irb-binding! - when 3 - bt = bt.sub(/:\s*in `irb_binding'/, '') - end - bt - end - - def code_around_binding - file, pos = @binding.source_location - - if defined?(::SCRIPT_LINES__[file]) && lines = ::SCRIPT_LINES__[file] - code = ::SCRIPT_LINES__[file].join('') - else - begin - code = File.read(file) - rescue SystemCallError - return - end - end - - lines = Color.colorize_code(code).lines - pos -= 1 - - start_pos = [pos - 5, 0].max - end_pos = [pos + 5, lines.size - 1].min - - line_number_fmt = Color.colorize("%#{end_pos.to_s.length}d", [:BLUE, :BOLD]) - fmt = " %2s #{line_number_fmt}: %s" - - body = (start_pos..end_pos).map do |current_pos| - sprintf(fmt, pos == current_pos ? '=>' : '', current_pos + 1, lines[current_pos]) - end.join("") - - "\nFrom: #{file} @ line #{pos + 1} :\n\n#{body}#{Color.clear}\n" - end - end -end diff --git a/lib/irb/ws-for-case-2.rb b/lib/irb/ws-for-case-2.rb deleted file mode 100644 index a0f617e4ed..0000000000 --- a/lib/irb/ws-for-case-2.rb +++ /dev/null @@ -1,9 +0,0 @@ -# frozen_string_literal: false -# -# irb/ws-for-case-2.rb - -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# - -while true - IRB::BINDING_QUEUE.push _ = binding -end diff --git a/lib/irb/xmp.rb b/lib/irb/xmp.rb deleted file mode 100644 index 94c700b484..0000000000 --- a/lib/irb/xmp.rb +++ /dev/null @@ -1,164 +0,0 @@ -# frozen_string_literal: false -# -# xmp.rb - irb version of gotoken xmp -# by Keiju ISHITSUKA(Nippon Rational Inc.) -# - -require_relative "../irb" -require_relative "frame" - -# An example printer for irb. -# -# It's much like the standard library PrettyPrint, that shows the value of each -# expression as it runs. -# -# In order to use this library, you must first require it: -# -# require 'irb/xmp' -# -# Now, you can take advantage of the Object#xmp convenience method. -# -# xmp <<END -# foo = "bar" -# baz = 42 -# END -# #=> foo = "bar" -# #==>"bar" -# #=> baz = 42 -# #==>42 -# -# You can also create an XMP object, with an optional binding to print -# expressions in the given binding: -# -# ctx = binding -# x = XMP.new ctx -# x.puts -# #=> today = "a good day" -# #==>"a good day" -# ctx.eval 'today # is what?' -# #=> "a good day" -class XMP - - # Creates a new XMP object. - # - # The top-level binding or, optional +bind+ parameter will be used when - # creating the workspace. See WorkSpace.new for more information. - # - # This uses the +:XMP+ prompt mode, see IRB@Customizing+the+IRB+Prompt for - # full detail. - def initialize(bind = nil) - IRB.init_config(nil) - - IRB.conf[:PROMPT_MODE] = :XMP - - bind = IRB::Frame.top(1) unless bind - ws = IRB::WorkSpace.new(bind) - @io = StringInputMethod.new - @irb = IRB::Irb.new(ws, @io) - @irb.context.ignore_sigint = false - - IRB.conf[:MAIN_CONTEXT] = @irb.context - end - - # Evaluates the given +exps+, for example: - # - # require 'irb/xmp' - # x = XMP.new - # - # x.puts '{:a => 1, :b => 2, :c => 3}' - # #=> {:a => 1, :b => 2, :c => 3} - # # ==>{:a=>1, :b=>2, :c=>3} - # x.puts 'foo = "bar"' - # # => foo = "bar" - # # ==>"bar" - 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 - - # A custom InputMethod class used by XMP for evaluating string io. - class StringInputMethod < IRB::InputMethod - # Creates a new StringInputMethod object - def initialize - super - @exps = [] - end - - # Whether there are any expressions left in this printer. - def eof? - @exps.empty? - end - - # Reads the next expression from this printer. - # - # See IO#gets for more information. - def gets - while l = @exps.shift - next if /^\s+$/ =~ l - l.concat "\n" - print @prompt, l - break - end - l - end - - # Concatenates all expressions in this printer, separated by newlines. - # - # An Encoding::CompatibilityError is raised of the given +exps+'s encoding - # doesn't match the previous expression evaluated. - def puts(exps) - if @encoding and exps.encoding != @encoding - enc = Encoding.compatible?(@exps.join("\n"), exps) - if enc.nil? - raise Encoding::CompatibilityError, "Encoding in which the passed expression is encoded is not compatible to the preceding's one" - else - @encoding = enc - end - else - @encoding = exps.encoding - end - @exps.concat exps.split(/\n/) - end - - # Returns the encoding of last expression printed by #puts. - attr_reader :encoding - end -end - -# A convenience method that's only available when the you require the IRB::XMP standard library. -# -# Creates a new XMP object, using the given expressions as the +exps+ -# parameter, and optional binding as +bind+ or uses the top-level binding. Then -# evaluates the given expressions using the +:XMP+ prompt mode. -# -# For example: -# -# require 'irb/xmp' -# ctx = binding -# xmp 'foo = "bar"', ctx -# #=> foo = "bar" -# #==>"bar" -# ctx.eval 'foo' -# #=> "bar" -# -# See XMP.new for more information. -def xmp(exps, bind = nil) - bind = IRB::Frame.top(1) unless bind - xmp = XMP.new(bind) - xmp.puts exps - xmp -end |