diff options
Diffstat (limited to 'ruby_2_2/lib/irb/init.rb')
| -rw-r--r-- | ruby_2_2/lib/irb/init.rb | 304 |
1 files changed, 0 insertions, 304 deletions
diff --git a/ruby_2_2/lib/irb/init.rb b/ruby_2_2/lib/irb/init.rb deleted file mode 100644 index af9c363a97..0000000000 --- a/ruby_2_2/lib/irb/init.rb +++ /dev/null @@ -1,304 +0,0 @@ -# -# irb/init.rb - irb initialize module -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -module IRB # :nodoc: - - # initialize config - def IRB.setup(ap_path) - IRB.init_config(ap_path) - IRB.init_error - IRB.parse_opts - IRB.run_config - IRB.load_modules - - unless @CONF[:PROMPT][@CONF[:PROMPT_MODE]] - IRB.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[:MATH_MODE] = false - @CONF[:USE_READLINE] = false unless defined?(ReadlineInputMethod) - @CONF[:INSPECT_MODE] = true - @CONF[:USE_TRACER] = false - @CONF[:USE_LOADER] = false - @CONF[:IGNORE_SIGINT] = true - @CONF[:IGNORE_EOF] = false - @CONF[:ECHO] = nil - @CONF[:VERBOSE] = nil - - @CONF[:EVAL_HISTORY] = nil - @CONF[:SAVE_HISTORY] = nil - - @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 => nil, - :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] = false - - @CONF[:CONTEXT_MODE] = 3 # use binding in function on TOPLEVEL_BINDING - @CONF[:SINGLE_IRB] = false - - @CONF[:LC_MESSAGES] = Locale.new - - @CONF[:AT_EXIT] = [] - - @CONF[:DEBUG_LEVEL] = 0 - end - - def IRB.init_error - @CONF[:LC_MESSAGES].load("irb/error.rb") - end - - # option analyzing - def IRB.parse_opts - load_path = [] - while opt = ARGV.shift - case opt - when "-f" - @CONF[:RC] = false - when "-m" - @CONF[:MATH_MODE] = true - when "-d" - $DEBUG = true - $VERBOSE = true - when "-w" - $VERBOSE = true - when /^-W(.+)?/ - opt = $1 || ARGV.shift - case opt - when "0" - $VERBOSE = nil - when "1" - $VERBOSE = false - else - $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 "--readline" - @CONF[:USE_READLINE] = true - when "--noreadline" - @CONF[:USE_READLINE] = false - when "--echo" - @CONF[:ECHO] = true - when "--noecho" - @CONF[:ECHO] = false - when "--verbose" - @CONF[:VERBOSE] = true - when "--noverbose" - @CONF[:VERBOSE] = 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 "--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 /^--irb_debug(?:=(.+))?/ - @CONF[:DEBUG_LEVEL] = ($1 || ARGV.shift).to_i - when "-v", "--version" - print IRB.version, "\n" - exit 0 - when "-h", "--help" - require "irb/help" - IRB.print_usage - exit 0 - when "--" - if opt = ARGV.shift - @CONF[:SCRIPT] = opt - $0 = opt - end - break - when /^-/ - IRB.fail UnrecognizedSwitch, opt - else - @CONF[:SCRIPT] = opt - $0 = opt - 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, $@.size - 2] - print "\t", err, "\n" - end - end - end - end - - IRBRC_EXT = "rc" - def IRB.rc_file(ext = IRBRC_EXT) - if !@CONF[:RC_NAME_GENERATOR] - rc_file_generators do |rcgen| - @CONF[:RC_NAME_GENERATOR] ||= rcgen - if File.exist?(rcgen.call(IRBRC_EXT)) - @CONF[:RC_NAME_GENERATOR] = rcgen - break - end - end - end - case rc_file = @CONF[:RC_NAME_GENERATOR].call(ext) - when String - return rc_file - else - IRB.fail IllegalRCNameGenerator - end - end - - # enumerate possible rc-file base name generators - def IRB.rc_file_generators - if irbrc = ENV["IRBRC"] - yield proc{|rc| rc == "rc" ? irbrc : irbrc+rc} - end - if home = ENV["HOME"] - yield proc{|rc| home+"/.irb#{rc}"} - end - home = Dir.pwd - yield proc{|rc| home+"/.irb#{rc}"} - yield proc{|rc| home+"/irb#{rc.sub(/\A_?/, '.')}"} - yield proc{|rc| home+"/_irb#{rc}"} - yield proc{|rc| home+"/$irb#{rc}"} - end - - # loading modules - def IRB.load_modules - for m in @CONF[:LOAD_MODULES] - begin - require m - rescue LoadError => err - warn err.backtrace[0] << ":#{err.class}: #{err}" - end - end - end - - - DefaultEncodings = Struct.new(:external, :internal) - class << IRB - private - def set_encoding(extern, intern = nil) - verbose, $VERBOSE = $VERBOSE, nil - Encoding.default_external = extern unless extern.nil? || extern.empty? - Encoding.default_internal = intern unless intern.nil? || intern.empty? - @CONF[:ENCODINGS] = IRB::DefaultEncodings.new(extern, intern) - [$stdin, $stdout, $stderr].each do |io| - io.set_encoding(extern, intern) - end - @CONF[:LC_MESSAGES].instance_variable_set(:@encoding, extern) - ensure - $VERBOSE = verbose - end - end -end |