diff options
Diffstat (limited to 'lib/irb')
42 files changed, 0 insertions, 5808 deletions
diff --git a/lib/irb/cmd/chws.rb b/lib/irb/cmd/chws.rb deleted file mode 100644 index 1889e75d5e..0000000000 --- a/lib/irb/cmd/chws.rb +++ /dev/null @@ -1,33 +0,0 @@ -# -# change-ws.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "irb/cmd/nop.rb" -require "irb/ext/change-ws.rb" - -# :stopdoc: -module IRB - module ExtendCommand - - class CurrentWorkingWorkspace<Nop - def execute(*obj) - irb_context.main - end - end - - class ChangeWorkspace<Nop - def execute(*obj) - irb_context.change_workspace(*obj) - irb_context.main - end - end - end -end -# :startdoc: diff --git a/lib/irb/cmd/fork.rb b/lib/irb/cmd/fork.rb deleted file mode 100644 index fbe5126c85..0000000000 --- a/lib/irb/cmd/fork.rb +++ /dev/null @@ -1,39 +0,0 @@ -# -# fork.rb - -# $Release Version: 0.9.6 $ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -@RCS_ID='-$Id$-' - -# :stopdoc: -module IRB - 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 iterator? - begin - yield - ensure - exit - end - end - end - pid - end - end - end -end -# :startdoc: - - diff --git a/lib/irb/cmd/help.rb b/lib/irb/cmd/help.rb deleted file mode 100644 index 76e299fc20..0000000000 --- a/lib/irb/cmd/help.rb +++ /dev/null @@ -1,41 +0,0 @@ -# -# help.rb - helper using ri -# $Release Version: 0.9.6$ -# $Revision$ -# -# -- -# -# -# - -require 'rdoc/ri/driver' - -require "irb/cmd/nop.rb" - -# :stopdoc: -module IRB - module ExtendCommand - class Help<Nop - begin - Ri = RDoc::RI::Driver.new - rescue SystemExit - 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 - end - end - end -end -# :startdoc: diff --git a/lib/irb/cmd/load.rb b/lib/irb/cmd/load.rb deleted file mode 100644 index 6c9e9f67ce..0000000000 --- a/lib/irb/cmd/load.rb +++ /dev/null @@ -1,68 +0,0 @@ -# -# load.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "irb/cmd/nop.rb" -require "irb/ext/loader" - -# :stopdoc: -module IRB - module ExtendCommand - class Load<Nop - include IrbLoader - - def execute(file_name, priv = nil) -# return ruby_load(file_name) unless IRB.conf[:USE_LOADER] - return irb_load(file_name, priv) - end - end - - class Require<Nop - include IrbLoader - - def execute(file_name) -# return ruby_require(file_name) unless IRB.conf[:USE_LOADER] - - rex = Regexp.new("#{Regexp.quote(file_name)}(\.o|\.rb)?") - return false if $".find{|f| f =~ rex} - - case file_name - when /\.rb$/ - begin - 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<Nop - include IrbLoader - def execute(file_name) - source_file(file_name) - end - end - end - -end -# :startdoc: diff --git a/lib/irb/cmd/nop.rb b/lib/irb/cmd/nop.rb deleted file mode 100644 index 7bd443121e..0000000000 --- a/lib/irb/cmd/nop.rb +++ /dev/null @@ -1,39 +0,0 @@ -# -# nop.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -# :stopdoc: -module IRB - module ExtendCommand - class Nop - - @RCS_ID='-$Id$-' - - def self.execute(conf, *opts) - command = new(conf) - command.execute(*opts) - 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 -end -# :startdoc: diff --git a/lib/irb/cmd/pushws.rb b/lib/irb/cmd/pushws.rb deleted file mode 100644 index cee8538e3e..0000000000 --- a/lib/irb/cmd/pushws.rb +++ /dev/null @@ -1,40 +0,0 @@ -# -# change-ws.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "irb/cmd/nop.rb" -require "irb/ext/workspaces.rb" - -# :stopdoc: -module IRB - module ExtendCommand - class Workspaces<Nop - def execute(*obj) - irb_context.workspaces.collect{|ws| ws.main} - end - end - - class PushWorkspace<Workspaces - def execute(*obj) - irb_context.push_workspace(*obj) - super - end - end - - class PopWorkspace<Workspaces - def execute(*obj) - irb_context.pop_workspace(*obj) - super - end - end - end -end -# :startdoc: - diff --git a/lib/irb/cmd/subirb.rb b/lib/irb/cmd/subirb.rb deleted file mode 100644 index 7363d64769..0000000000 --- a/lib/irb/cmd/subirb.rb +++ /dev/null @@ -1,42 +0,0 @@ -# multi.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "irb/cmd/nop.rb" -require "irb/ext/multi-irb" - -# :stopdoc: -module IRB - module ExtendCommand - class IrbCommand<Nop - def execute(*obj) - IRB.irb(nil, *obj) - end - end - - class Jobs<Nop - def execute - IRB.JobManager - end - end - - class Foreground<Nop - def execute(key) - IRB.JobManager.switch(key) - end - end - - class Kill<Nop - def execute(*keys) - IRB.JobManager.kill(*keys) - end - end - end -end -# :startdoc: diff --git a/lib/irb/completion.rb b/lib/irb/completion.rb deleted file mode 100644 index 3be0610c6e..0000000000 --- a/lib/irb/completion.rb +++ /dev/null @@ -1,237 +0,0 @@ -# -# irb/completor.rb - -# $Release Version: 0.9$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ishitsuka.com) -# From Original Idea of shugo@ruby-lang.org -# - -require "readline" - -module IRB - module InputCompletor # :nodoc: - - @RCS_ID='-$Id$-' - - # Set of reserved words used by Ruby, you should not use these for - # constants or variables - ReservedWords = [ - "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", - ] - - CompletionProc = proc { |input| - bind = IRB.conf[:MAIN_CONTEXT].workspace.binding - -# puts "input: #{input}" - - case input - when /^((["'`]).*\2)\.([^.]*)$/ - # String - receiver = $1 - message = Regexp.quote($3) - - candidates = String.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - - when /^(\/[^\/]*\/)\.([^.]*)$/ - # Regexp - receiver = $1 - message = Regexp.quote($2) - - candidates = Regexp.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - - when /^([^\]]*\])\.([^.]*)$/ - # Array - receiver = $1 - message = Regexp.quote($2) - - candidates = Array.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - - when /^([^\}]*\})\.([^.]*)$/ - # Proc or Hash - receiver = $1 - message = Regexp.quote($2) - - candidates = Proc.instance_methods.collect{|m| m.to_s} - candidates |= Hash.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates) - - when /^(:[^:.]*)$/ - # Symbol - if Symbol.respond_to?(:all_symbols) - sym = $1 - candidates = Symbol.all_symbols.collect{|s| ":" + s.id2name} - candidates.grep(/^#{Regexp.quote(sym)}/) - else - [] - end - - when /^::([A-Z][^:\.\(]*)$/ - # Absolute Constant or class methods - receiver = $1 - candidates = Object.constants.collect{|m| m.to_s} - candidates.grep(/^#{receiver}/).collect{|e| "::" + e} - -# when /^(((::)?[A-Z][^:.\(]*)+)::?([^:.]*)$/ - when /^([A-Z].*)::([^:.]*)$/ - # Constant or class methods - receiver = $1 - message = Regexp.quote($2) - begin - candidates = eval("#{receiver}.constants.collect{|m| m.to_s}", bind) - candidates |= eval("#{receiver}.methods.collect{|m| m.to_s}", bind) - rescue Exception - candidates = [] - end - select_message(receiver, message, candidates, "::") - - when /^(:[^:.]+)(\.|::)([^.]*)$/ - # Symbol - receiver = $1 - sep = $2 - message = Regexp.quote($3) - - candidates = Symbol.instance_methods.collect{|m| m.to_s} - select_message(receiver, message, candidates, sep) - - when /^(-?(0[dbo])?[0-9_]+(\.[0-9_]+)?([eE]-?[0-9]+)?)(\.|::)([^.]*)$/ - # Numeric - receiver = $1 - sep = $5 - message = Regexp.quote($6) - - begin - candidates = eval(receiver, bind).methods.collect{|m| m.to_s} - rescue Exception - candidates = [] - end - select_message(receiver, message, candidates, sep) - - when /^(-?0x[0-9a-fA-F_]+)(\.|::)([^.]*)$/ - # Numeric(0xFFFF) - receiver = $1 - sep = $2 - message = Regexp.quote($3) - - begin - candidates = eval(receiver, bind).methods.collect{|m| m.to_s} - rescue Exception - candidates = [] - end - select_message(receiver, message, candidates, sep) - - when /^(\$[^.]*)$/ - # global var - regmessage = Regexp.new(Regexp.quote($1)) - candidates = global_variables.collect{|m| m.to_s}.grep(regmessage) - -# when /^(\$?(\.?[^.]+)+)\.([^.]*)$/ -# when /^((\.?[^.]+)+)\.([^.]*)$/ -# when /^([^."].*)\.([^.]*)$/ - when /^([^."].*)(\.|::)([^.]*)$/ - # variable.func or func.func - receiver = $1 - sep = $2 - message = Regexp.quote($3) - - gv = eval("global_variables", bind).collect{|m| m.to_s} - lv = eval("local_variables", bind).collect{|m| m.to_s} - iv = eval("instance_variables", bind).collect{|m| m.to_s} - cv = eval("self.class.constants", bind).collect{|m| m.to_s} - - if (gv | lv | iv | cv).include?(receiver) or /^[A-Z]/ =~ receiver && /\./ !~ receiver - # foo.func and foo is var. OR - # foo::func and foo is var. OR - # foo::Const and foo is var. OR - # Foo::Bar.func - begin - candidates = [] - rec = eval(receiver, bind) - if sep == "::" and rec.kind_of?(Module) - candidates = rec.constants.collect{|m| m.to_s} - end - candidates |= rec.methods.collect{|m| m.to_s} - rescue Exception - candidates = [] - end - else - # func1.func2 - candidates = [] - ObjectSpace.each_object(Module){|m| - begin - name = m.name - rescue Exception - name = "" - end - begin - next if name != "IRB::Context" and - /^(IRB|SLex|RubyLex|RubyToken)/ =~ name - rescue Exception - next - end - candidates.concat m.instance_methods(false).collect{|x| x.to_s} - } - candidates.sort! - candidates.uniq! - end - select_message(receiver, message, candidates, sep) - - when /^\.([^.]*)$/ - # unknown(maybe String) - - receiver = "" - message = Regexp.quote($1) - - candidates = String.instance_methods(true).collect{|m| m.to_s} - select_message(receiver, message, candidates) - - else - candidates = eval("methods | private_methods | local_variables | instance_variables | self.class.constants", bind).collect{|m| m.to_s} - - (candidates|ReservedWords).grep(/^#{Regexp.quote(input)}/) - end - } - - # Set of available operators in Ruby - Operators = ["%", "&", "*", "**", "+", "-", "/", - "<", "<<", "<=", "<=>", "==", "===", "=~", ">", ">=", ">>", - "[]", "[]=", "^", "!", "!=", "!~"] - - def self.select_message(receiver, message, candidates, sep = ".") - candidates.grep(/^#{message}/).collect do |e| - case e - when /^[a-zA-Z_]/ - receiver + sep + e - when /^[0-9]/ - when *Operators - #receiver + " " + e - end - end - end - end -end - -if Readline.respond_to?("basic_word_break_characters=") -# Readline.basic_word_break_characters= " \t\n\"\\'`><=;|&{(" - Readline.basic_word_break_characters= " \t\n`><=;|&{(" -end -Readline.completion_append_character = nil -Readline.completion_proc = IRB::InputCompletor::CompletionProc diff --git a/lib/irb/context.rb b/lib/irb/context.rb deleted file mode 100644 index 72b36307d5..0000000000 --- a/lib/irb/context.rb +++ /dev/null @@ -1,422 +0,0 @@ -# -# irb/context.rb - irb context -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -require "irb/workspace" -require "irb/inspector" - -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 Readline - # +String+:: uses a File - # +other+:: uses this as InputMethod - def initialize(irb, workspace = nil, input_method = nil, output_method = nil) - @irb = irb - if workspace - @workspace = workspace - else - @workspace = WorkSpace.new - end - @thread = Thread.current if defined? Thread -# @irb_level = 0 - - # copy of default configuration - @ap_name = IRB.conf[:AP_NAME] - @rc = IRB.conf[:RC] - @load_modules = IRB.conf[:LOAD_MODULES] - - @use_readline = IRB.conf[:USE_READLINE] - @verbose = IRB.conf[:VERBOSE] - @io = nil - - self.inspect_mode = IRB.conf[:INSPECT_MODE] - self.math_mode = IRB.conf[:MATH_MODE] if IRB.conf[:MATH_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 - case use_readline? - when nil - if (defined?(ReadlineInputMethod) && STDIN.tty? && - IRB.conf[:PROMPT_MODE] != :INF_RUBY) - @io = ReadlineInputMethod.new - else - @io = StdioInputMethod.new - end - when false - @io = StdioInputMethod.new - when true - if defined?(ReadlineInputMethod) - @io = ReadlineInputMethod.new - else - @io = StdioInputMethod.new - end - end - - 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] - - if output_method - @output_method = output_method - else - @output_method = StdioOutputMethod.new - end - - @echo = IRB.conf[:ECHO] - if @echo.nil? - @echo = true - end - self.debug_level = IRB.conf[:DEBUG_LEVEL] - 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, 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 +Readline+ is enabled or not. - # - # A copy of the default <code>IRB.conf[:USE_READLINE]</code> - # - # See #use_readline= for more information. - attr_reader :use_readline - # 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 enable auto-indentation in irb: - # - # IRB.conf[:AUTO_INDENT] = true - # - # or - # - # irb_context.auto_indent_mode = true - # - # or - # - # IRB.CurrentContext.auto_indent_mode = true - # - # 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 - # Whether to echo the return value to output or not. - # - # Uses IRB.conf[:ECHO] if available, or defaults to +true+. - # - # puts "hello" - # # hello - # #=> nil - # IRB.CurrentContext.echo = false - # puts "omg" - # # omg - attr_accessor :echo - # Whether verbose messages are displayed or not. - # - # A copy of the default <code>IRB.conf[:VERBOSE]</code> - attr_accessor :verbose - # The debug level of irb - # - # See #debug_level= for more information. - attr_reader :debug_level - - # 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 - - # Alias for #use_readline - alias use_readline? use_readline - # Alias for #rc - alias rc? rc - alias ignore_sigint? ignore_sigint - alias ignore_eof? ignore_eof - alias echo? echo - - # Returns whether messages are displayed or not. - def verbose? - if @verbose.nil? - if 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 ReadlineInputMethod, see #io for more information. - def prompting? - verbose? || (STDIN.tty? && @io.kind_of?(StdioInputMethod) || - (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.evaluate self, "_ = IRB.CurrentContext.last_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] - 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 - - # Obsolete method. - # - # Can be set using the +--noreadline+ and +--readline+ command line - # options. - # - # See IRB@Command+line+options for more command line options. - def use_readline=(opt) - print "This method is obsolete." - print "Do nothing." - end - - # Sets the debug level of irb - # - # Can also be set using the +--irb_debug+ command line option. - # - # See IRB@Command+line+options for more command line options. - def debug_level=(value) - @debug_level = value - RubyLex.debug_level = value - end - - # Whether or not debug mode is enabled, see #debug_level=. - def debug? - @debug_level > 0 - end - - def evaluate(line, line_no) # :nodoc: - @line_no = line_no - set_last_value(@workspace.evaluate(self, line, irb_path, line_no)) -# @workspace.evaluate("_ = IRB.conf[:MAIN_CONTEXT]._") -# @_ = @workspace.evaluate(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) - 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 - end -end diff --git a/lib/irb/ext/change-ws.rb b/lib/irb/ext/change-ws.rb deleted file mode 100644 index ce921eb5e3..0000000000 --- a/lib/irb/ext/change-ws.rb +++ /dev/null @@ -1,69 +0,0 @@ -# -# irb/ext/cb.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# 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 - -# def change_binding(*_main) -# back = @workspace -# @workspace = WorkSpace.new(*_main) -# unless _main.empty? -# begin -# main.extend ExtendCommandBundle -# rescue -# print "can't change binding to: ", main.inspect, "\n" -# @workspace = back -# return nil -# end -# end -# @irb_level += 1 -# begin -# catch(:SU_EXIT) do -# @irb.eval_input -# end -# ensure -# @irb_level -= 1 -# @workspace = back -# end -# end -# alias change_workspace change_binding - end -end - diff --git a/lib/irb/ext/history.rb b/lib/irb/ext/history.rb deleted file mode 100644 index 3239c57a6c..0000000000 --- a/lib/irb/ext/history.rb +++ /dev/null @@ -1,120 +0,0 @@ -# -# history.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# 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) - -# @workspace.evaluate self, "_ = IRB.CurrentContext.last_value" - if @eval_history #and !@eval_history_values.equal?(llv) - @eval_history_values.push @line_no, @last_value - @workspace.evaluate self, "__ = IRB.CurrentContext.instance_eval{@eval_history_values}" - end - - @last_value - end - - # The command result history limit. - attr_reader :eval_history - # Sets command result history limit. - # - # +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). - 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 - - class History # :nodoc: - @RCS_ID='-$Id$-' - - def initialize(size = 16) - @size = size - @contents = [] - end - - def size(size) - if size != 0 && size < @size - @contents = @contents[@size - size .. @size] - end - @size = size - end - - 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) - @contents.push [no, val] - @contents.shift if @size != 0 && @contents.size > @size - end - - alias real_inspect inspect - - def inspect - 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 6cdc8ec898..0000000000 --- a/lib/irb/ext/loader.rb +++ /dev/null @@ -1,130 +0,0 @@ -# -# loader.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# 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 - @RCS_ID='-$Id$-' - - 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 - - def search_file_from_ruby_path(fn) # :nodoc: - if /^#{Regexp.quote(File::Separator)}/ =~ 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 - irb.suspend_input_method(FileInputMethod.new(path)) 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 - - # 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 - irb.suspend_input_method(FileInputMethod.new(path)) do - |back_io| - irb.signal_status(:IN_LOAD) do -# p irb.conf - 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 - - 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/math-mode.rb b/lib/irb/ext/math-mode.rb deleted file mode 100644 index 067eb1e7fa..0000000000 --- a/lib/irb/ext/math-mode.rb +++ /dev/null @@ -1,47 +0,0 @@ -# -# math-mode.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -require "mathn" - -module IRB - class Context - # Returns whether bc mode is enabled. - # - # See #math_mode= - attr_reader :math_mode - # Alias for #math_mode - alias math? math_mode - - # Sets bc mode, which loads +lib/mathn.rb+ so fractions or matrix are - # available. - # - # Also available as the +-m+ command line option. - # - # See IRB@Command+line+options and the unix manpage <code>bc(1)</code> for - # more information. - def math_mode=(opt) - if @math_mode == true && !opt - IRB.fail CantReturnToNormalMode - return - end - - @math_mode = opt - if math_mode - main.extend Math - print "start math mode\n" if verbose? - end - end - - def inspect? - @inspect_mode.nil? && !@math_mode or @inspect_mode - end - end -end - diff --git a/lib/irb/ext/multi-irb.rb b/lib/irb/ext/multi-irb.rb deleted file mode 100644 index e49a158fa3..0000000000 --- a/lib/irb/ext/multi-irb.rb +++ /dev/null @@ -1,286 +0,0 @@ -# -# irb/multi-irb.rb - multiple irb module -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -IRB.fail CantShiftToMultiIrbMode unless defined?(Thread) -require "thread" - -module IRB - class JobManager - @RCS_ID='-$Id$-' - - # Creates a new JobManager object - def initialize - # @jobs = [[thread, irb],...] - @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) - IRB.fail IrbAlreadyDead unless th.alive? - IRB.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) - IRB.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 - IRB.fail NoSuchJob, key if job.nil? - job - end - - # Deletes the job at the given +key+. - def delete(key) - case key - when Integer - IRB.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 - IRB.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 - -# class Context -# def set_last_value(value) -# @last_value = value -# @workspace.evaluate "_ = IRB.JobManager.irb(Thread.current).context.last_value" -# if @eval_history #and !@__.equal?(@last_value) -# @eval_history_values.push @line_no, @last_value -# @workspace.evaluate "__ = IRB.JobManager.irb(Thread.current).context.instance_eval{@eval_history_values}" -# end -# @last_value -# end -# end - -# module ExtendCommand -# def irb_context -# IRB.JobManager.irb(Thread.current).context -# end -# # alias conf irb_context -# 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 7b3fcbbeec..0000000000 --- a/lib/irb/ext/save-history.rb +++ /dev/null @@ -1,120 +0,0 @@ -# save-history.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "readline" - -module IRB - module HistorySavingAbility # :nodoc: - @RCS_ID='-$Id$-' - 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 - - # 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: - include Readline - -# def HistorySavingAbility.create_finalizer -# proc do -# if num = IRB.conf[:SAVE_HISTORY] and (num = num.to_i) > 0 -# if hf = IRB.conf[:HISTORY_FILE] -# file = File.expand_path(hf) -# end -# file = IRB.rc_file("_history") unless file -# open(file, 'w' ) do |f| -# hist = HISTORY.to_a -# f.puts(hist[-num..-1] || hist) -# end -# end -# end -# end - - def HistorySavingAbility.extended(obj) -# ObjectSpace.define_finalizer(obj, HistorySavingAbility.create_finalizer) - IRB.conf[:AT_EXIT].push proc{obj.save_history} - obj.load_history - obj - end - - def load_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) - open(history_file) do |f| - f.each {|l| HISTORY << l.chomp} - end - end - end - - def save_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 - raise - end - - open(history_file, 'w', 0600 ) do |f| - hist = HISTORY.to_a - f.puts(hist[-num..-1] || 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 8c9083dbad..0000000000 --- a/lib/irb/ext/tracer.rb +++ /dev/null @@ -1,71 +0,0 @@ -# -# irb/lib/tracer.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -require "tracer" - -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 4e98f5b7a2..0000000000 --- a/lib/irb/ext/use-loader.rb +++ /dev/null @@ -1,73 +0,0 @@ -# -# use-loader.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "irb/cmd/load" -require "irb/ext/loader" - -class Object - alias __original__load__IRB_use_loader__ load - alias __original__require__IRB_use_loader__ require -end - -module IRB - module ExtendCommandBundle - # 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 - # 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 - - # Sets IRB.conf[:USE_LOADER] - # - # 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 641befbdf3..0000000000 --- a/lib/irb/ext/workspaces.rb +++ /dev/null @@ -1,66 +0,0 @@ -# -# push-ws.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# 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 487c0bbeff..0000000000 --- a/lib/irb/extend-command.rb +++ /dev/null @@ -1,322 +0,0 @@ -# -# irb/extend-command.rb - irb extend command -# $Release Version: 0.9.6$ -# $Revision$ -# 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. - # - # Modifing 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, "irb/cmd/chws", - [:irb_print_working_workspace, OVERRIDE_ALL], - [:irb_cwws, OVERRIDE_ALL], - [:irb_pwws, OVERRIDE_ALL], -# [:irb_cww, OVERRIDE_ALL], -# [:irb_pww, OVERRIDE_ALL], - [:cwws, NO_OVERRIDE], - [:pwws, NO_OVERRIDE], -# [:cww, NO_OVERRIDE], -# [:pww, NO_OVERRIDE], - [:irb_current_working_binding, OVERRIDE_ALL], - [:irb_print_working_binding, OVERRIDE_ALL], - [:irb_cwb, OVERRIDE_ALL], - [:irb_pwb, OVERRIDE_ALL], -# [:cwb, NO_OVERRIDE], -# [:pwb, NO_OVERRIDE] - ], - [:irb_change_workspace, :ChangeWorkspace, "irb/cmd/chws", - [:irb_chws, OVERRIDE_ALL], -# [:irb_chw, OVERRIDE_ALL], - [:irb_cws, OVERRIDE_ALL], -# [:irb_cw, OVERRIDE_ALL], - [:chws, NO_OVERRIDE], -# [:chw, NO_OVERRIDE], - [:cws, NO_OVERRIDE], -# [:cw, NO_OVERRIDE], - [:irb_change_binding, OVERRIDE_ALL], - [:irb_cb, OVERRIDE_ALL], - [:cb, NO_OVERRIDE]], - - [:irb_workspaces, :Workspaces, "irb/cmd/pushws", - [:workspaces, NO_OVERRIDE], - [:irb_bindings, OVERRIDE_ALL], - [:bindings, NO_OVERRIDE]], - [:irb_push_workspace, :PushWorkspace, "irb/cmd/pushws", - [:irb_pushws, OVERRIDE_ALL], -# [:irb_pushw, OVERRIDE_ALL], - [:pushws, NO_OVERRIDE], -# [:pushw, NO_OVERRIDE], - [:irb_push_binding, OVERRIDE_ALL], - [:irb_pushb, OVERRIDE_ALL], - [:pushb, NO_OVERRIDE]], - [:irb_pop_workspace, :PopWorkspace, "irb/cmd/pushws", - [:irb_popws, OVERRIDE_ALL], -# [:irb_popw, OVERRIDE_ALL], - [:popws, NO_OVERRIDE], -# [:popw, NO_OVERRIDE], - [:irb_pop_binding, OVERRIDE_ALL], - [:irb_popb, OVERRIDE_ALL], - [:popb, NO_OVERRIDE]], - - [:irb_load, :Load, "irb/cmd/load"], - [:irb_require, :Require, "irb/cmd/load"], - [:irb_source, :Source, "irb/cmd/load", - [:source, NO_OVERRIDE]], - - [:irb, :IrbCommand, "irb/cmd/subirb"], - [:irb_jobs, :Jobs, "irb/cmd/subirb", - [:jobs, NO_OVERRIDE]], - [:irb_fg, :Foreground, "irb/cmd/subirb", - [:fg, NO_OVERRIDE]], - [:irb_kill, :Kill, "irb/cmd/subirb", - [:kill, OVERRIDE_PRIVATE_ONLY]], - - [:irb_help, :Help, "irb/cmd/help", - [:help, NO_OVERRIDE]], - - ] - - # Installs the default irb commands: - # - # +irb_current_working_workspace+:: Context#main - # +irb_change_workspace+:: Context#change_workspace - # +irb_workspaces+:: Context#workspaces - # +irb_push_workspace+:: Context#push_workspace - # +irb_pop_workspace+:: Context#pop_workspace - # +irb_load+:: #irb_load - # +irb_require+:: #irb_require - # +irb_source+:: IrbLoader#source_file - # +irb+:: IRB.irb - # +irb_jobs+:: JobManager - # +irb_fg+:: JobManager#switch - # +irb_kill+:: JobManager#kill - # +irb_help+:: IRB@Command+line+options - 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 - line = __LINE__; eval %[ - def #{cmd_name}(*opts, &b) - require "#{load_file}" - arity = ExtendCommand::#{cmd_class}.instance_method(:execute).arity - args = (1..(arity < 0 ? ~arity : arity)).map {|i| "arg" + i.to_s } - args << "*opts" if arity < 0 - args << "&block" - args = args.join(", ") - line = __LINE__; eval %[ - def #{cmd_name}(\#{args}) - ExtendCommand::#{cmd_class}.execute(irb_context, \#{args}) - end - ], nil, __FILE__, line - send :#{cmd_name}, *opts, &b - end - ], nil, __FILE__, line - else - line = __LINE__; eval %[ - def #{cmd_name}(*opts, &b) - 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 - 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=, "irb/ext/history.rb"], - [:use_tracer=, "irb/ext/tracer.rb"], - [:math_mode=, "irb/ext/math-mode.rb"], - [:use_loader=, "irb/ext/use-loader.rb"], - [:save_history=, "irb/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#math_mode=:: +irb/ext/math-mode.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 "#{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 bcfa3a3140..0000000000 --- a/lib/irb/frame.rb +++ /dev/null @@ -1,80 +0,0 @@ -# -# frame.rb - -# $Release Version: 0.9$ -# $Revision$ -# by Keiju ISHITSUKA(Nihon Rational Software Co.,Ltd) -# -# -- -# -# -# - -require "e2mmap" - -module IRB - class Frame - extend Exception2MessageMapper - def_exception :FrameOverflow, "frame overflow" - def_exception :FrameUnderflow, "frame underflow" - - # 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 9fd734038f..0000000000 --- a/lib/irb/help.rb +++ /dev/null @@ -1,36 +0,0 @@ -# -# irb/help.rb - print usage module -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ishitsuka.com) -# -# -- -# -# -# - -require 'irb/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 826bcaf3ac..0000000000 --- a/lib/irb/init.rb +++ /dev/null @@ -1,310 +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 => "%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] = "en" - @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 - - FEATURE_IOPT_CHANGE_VERSION = "1.9.0" - - # 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 - if RUBY_VERSION >= FEATURE_IOPT_CHANGE_VERSION - load_path.collect! do |path| - /\A\.\// =~ path ? path : File.expand_path(path) - end - 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 diff --git a/lib/irb/input-method.rb b/lib/irb/input-method.rb deleted file mode 100644 index 55363fe0c4..0000000000 --- a/lib/irb/input-method.rb +++ /dev/null @@ -1,193 +0,0 @@ -# -# irb/input-method.rb - input methods used irb -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -require 'irb/src_encoding' -require 'irb/magic-file' - -module IRB - STDIN_FILE_NAME = "(line)" # :nodoc: - class InputMethod - @RCS_ID='-$Id$-' - - # 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 - IRB.fail NotImplementedError, "gets" - end - public :gets - - # 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 - 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? - @stdin.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 - end - - # Use a File for IO with irb, see InputMethod - class FileInputMethod < InputMethod - # Creates a new input method object - def initialize(file) - super - @io = IRB::MagicFile.open(file) - 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.eof? - end - - # Reads the next line from this input method. - # - # See IO#gets for more information. - def gets - print @prompt - l = @io.gets -# print @prompt, l - l - end - - # The external encoding for standard input. - def encoding - @io.external_encoding - end - end - - begin - require "readline" - class ReadlineInputMethod < InputMethod - include Readline - # Creates a new input method object using Readline - def initialize - 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 => "-") - 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 - end - rescue LoadError - end -end diff --git a/lib/irb/inspector.rb b/lib/irb/inspector.rb deleted file mode 100644 index eaff44fc0b..0000000000 --- a/lib/irb/inspector.rb +++ /dev/null @@ -1,145 +0,0 @@ -# -# irb/inspector.rb - inspect methods -# $Release Version: 0.9.6$ -# $Revision: 1.19 $ -# $Date: 2002/06/11 07:51:31 $ -# 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? - # case arg - # when nil, Proc - # inspector = IRB::Inspector(init_p) - # when Inspector - # inspector = init_p - # else - # IRB.Raise IllegalParameter, init_p - # end - # init_p = nil - # else - # inspector = IRB::Inspector(block, init_p) - # end - - 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 - # dependant 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) - end - end - - Inspector.def_inspector([false, :to_s, :raw]){|v| v.to_s} - Inspector.def_inspector([true, :p, :inspect]){|v| - begin - v.inspect - rescue NoMethodError - puts "(Object doesn't support #inspect)" - end - } - Inspector.def_inspector([:pp, :pretty_inspect], proc{require "pp"}){|v| v.pretty_inspect.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/lc/.document b/lib/irb/lc/.document deleted file mode 100644 index 524bb9430b..0000000000 --- a/lib/irb/lc/.document +++ /dev/null @@ -1,4 +0,0 @@ -# hide help-message files which contain usage information -error.rb -ja/encoding_aliases.rb -ja/error.rb diff --git a/lib/irb/lc/error.rb b/lib/irb/lc/error.rb deleted file mode 100644 index c0c6c30d79..0000000000 --- a/lib/irb/lc/error.rb +++ /dev/null @@ -1,31 +0,0 @@ -# -# irb/lc/error.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -require "e2mmap" - -# :stopdoc: -module IRB - - # exceptions - extend Exception2MessageMapper - def_exception :UnrecognizedSwitch, "Unrecognized switch: %s" - def_exception :NotImplementedError, "Need to define `%s'" - def_exception :CantReturnToNormalMode, "Can't return to normal mode." - def_exception :IllegalParameter, "Invalid parameter(%s)." - def_exception :IrbAlreadyDead, "Irb is already dead." - def_exception :IrbSwitchedToCurrentThread, "Switched to current thread." - def_exception :NoSuchJob, "No such job(%s)." - def_exception :CantShiftToMultiIrbMode, "Can't shift to multi irb mode." - def_exception :CantChangeBinding, "Can't change binding to (%s)." - def_exception :UndefinedPromptMode, "Undefined prompt mode(%s)." - def_exception :IllegalRCGenerator, 'Define illegal RC_NAME_GENERATOR.' - -end -# :startdoc: diff --git a/lib/irb/lc/help-message b/lib/irb/lc/help-message deleted file mode 100644 index c01cdaab93..0000000000 --- a/lib/irb/lc/help-message +++ /dev/null @@ -1,40 +0,0 @@ -# -*- coding: US-ASCII -*- -# -# irb/lc/help-message.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -Usage: irb.rb [options] [programfile] [arguments] - -f Suppress read of ~/.irbrc - -m Bc mode (load mathn, fraction or matrix are available) - -d Set $DEBUG to true (same as `ruby -d') - -r load-module Same as `ruby -r' - -I path Specify $LOAD_PATH directory - -U Same as `ruby -U` - -E enc Same as `ruby -E` - -w Same as `ruby -w` - -W[level=2] Same as `ruby -W` - --inspect Use `inspect' for output (default except for bc mode) - --noinspect Don't use inspect for output - --readline Use Readline extension module - --noreadline Don't use Readline extension module - --prompt prompt-mode - --prompt-mode prompt-mode - Switch prompt mode. Pre-defined prompt modes are - `default', `simple', `xmp' and `inf-ruby' - --inf-ruby-mode Use prompt appropriate for inf-ruby-mode on emacs. - Suppresses --readline. - --simple-prompt Simple prompt mode - --noprompt No prompt mode - --tracer Display trace for each execution of commands. - --back-trace-limit n - Display backtrace top n and tail n. The default - value is 16. - --irb_debug n Set internal debug level to n (not for popular use) - -v, --version Print the version of irb -# vim:fileencoding=us-ascii diff --git a/lib/irb/lc/ja/encoding_aliases.rb b/lib/irb/lc/ja/encoding_aliases.rb deleted file mode 100644 index 5bef32e20e..0000000000 --- a/lib/irb/lc/ja/encoding_aliases.rb +++ /dev/null @@ -1,10 +0,0 @@ -# :stopdoc: -module IRB - class Locale - @@legacy_encoding_alias_map = { - 'ujis' => Encoding::EUC_JP, - 'euc' => Encoding::EUC_JP - }.freeze - end -end -# :startdoc: diff --git a/lib/irb/lc/ja/error.rb b/lib/irb/lc/ja/error.rb deleted file mode 100644 index 4f09d781cb..0000000000 --- a/lib/irb/lc/ja/error.rb +++ /dev/null @@ -1,30 +0,0 @@ -# -*- coding: utf-8 -*- -# irb/lc/ja/error.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -require "e2mmap" - -# :stopdoc: -module IRB - # exceptions - extend Exception2MessageMapper - def_exception :UnrecognizedSwitch, 'スイッチ(%s)が分りません' - def_exception :NotImplementedError, '`%s\'の定義が必要です' - def_exception :CantReturnToNormalMode, 'Normalモードに戻れません.' - def_exception :IllegalParameter, 'パラメータ(%s)が間違っています.' - def_exception :IrbAlreadyDead, 'Irbは既に死んでいます.' - def_exception :IrbSwitchedToCurrentThread, 'カレントスレッドに切り替わりました.' - def_exception :NoSuchJob, 'そのようなジョブ(%s)はありません.' - def_exception :CantShiftToMultiIrbMode, 'multi-irb modeに移れません.' - def_exception :CantChangeBinding, 'バインディング(%s)に変更できません.' - def_exception :UndefinedPromptMode, 'プロンプトモード(%s)は定義されていません.' - def_exception :IllegalRCNameGenerator, 'RC_NAME_GENERATORが正しく定義されていません.' -end -# :startdoc: -# 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 57e8f23edf..0000000000 --- a/lib/irb/lc/ja/help-message +++ /dev/null @@ -1,41 +0,0 @@ -# -*- coding: utf-8 -*- -# irb/lc/ja/help-message.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -Usage: irb.rb [options] [programfile] [arguments] - -f ~/.irbrc を読み込まない. - -m bcモード(分数, 行列の計算ができる) - -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. - --inspect 結果出力にinspectを用いる(bcモード以外はデフォルト). - --noinspect 結果出力にinspectを用いない. - --readline readlineライブラリを利用する. - --noreadline readlineライブラリを利用しない. - --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, readlineライブラリは使わなくなる. - --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. - --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 - --irb_debug n irbのデバッグデバッグレベルをnに設定する(利用しな - い方が無難でしょう). - -v, --version irbのバージョンを表示する - -# vim:fileencoding=utf-8 diff --git a/lib/irb/locale.rb b/lib/irb/locale.rb deleted file mode 100644 index accce9e13f..0000000000 --- a/lib/irb/locale.rb +++ /dev/null @@ -1,182 +0,0 @@ -# -# irb/locale.rb - internationalization module -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -module IRB # :nodoc: - class Locale - @RCS_ID='-$Id$-' - - LOCALE_NAME_RE = %r[ - (?<language>[[:alpha:]]{2,3}) - (?:_ (?<territory>[[:alpha:]]{2,3}) )? - (?:\. (?<codeset>[^@]+) )? - (?:@ (?<modifier>.*) )? - ]x - LOCALE_DIR = "/lc/" - - @@legacy_encoding_alias_map = {}.freeze - - def initialize(locale = 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}"] - end - @encoding = Encoding.find(@encoding_name) rescue nil - end - end - @encoding ||= (Encoding.find('locale') rescue Encoding::ASCII_8BIT) - end - - attr_reader :lang, :territory, :encoding, :modifieer - - 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 - return real_load(found, priv) - 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 339ed60b6b..0000000000 --- a/lib/irb/magic-file.rb +++ /dev/null @@ -1,37 +0,0 @@ -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 ||= 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 effb12c30d..0000000000 --- a/lib/irb/notifier.rb +++ /dev/null @@ -1,231 +0,0 @@ -# -# notifier.rb - output methods used by irb -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "e2mmap" -require "irb/output-method" - -module IRB - # An output formatter used internally by the lexer. - module Notifier - extend Exception2MessageMapper - def_exception :ErrUndefinedNotifier, - "undefined notifier level: %d is specified" - def_exception :ErrUnrecognizedLevel, - "unrecognized notifier level: %s is specified" - - # 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, StdioOuputMethod 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] - Notifier.Raise ErrUndefinedNotifer, value unless l - @level_notifier = l - else - Notifier.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 aae9e2294d..0000000000 --- a/lib/irb/output-method.rb +++ /dev/null @@ -1,91 +0,0 @@ -# -# output-method.rb - output methods used by irb -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "e2mmap" - -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 - extend Exception2MessageMapper - def_exception :NotImplementedError, "Need to define `%s'" - - - # 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) - OutputMethod.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 4a700b3324..0000000000 --- a/lib/irb/ruby-lex.rb +++ /dev/null @@ -1,1211 +0,0 @@ -# -# irb/ruby-lex.rb - ruby lexcal analyzer -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "e2mmap" -require "irb/slex" -require "irb/ruby-token" - -# :stopdoc: -class RubyLex - @RCS_ID='-$Id$-' - - extend Exception2MessageMapper - def_exception(:AlreadyDefinedToken, "Already defined token(%s)") - def_exception(:TkReading2TokenNoKey, "key nothing(key='%s')") - def_exception(:TkSymbol2TokenNoKey, "key nothing(key='%s')") - def_exception(:TkReading2TokenDuplicateError, - "key duplicate(token_n='%s', key='%s')") - def_exception(:SyntaxError, "%s") - - def_exception(:TerminateLineInput, "Terminate Line Input") - - include RubyToken - - class << self - attr_accessor :debug_level - def debug? - @debug_level > 0 - end - end - @debug_level = 0 - - def initialize - lex_init - set_input(STDIN) - - @seek = 0 - @exp_line_no = @line_no = 1 - @base_char_no = 0 - @char_no = 0 - @rests = [] - @readed = [] - @here_readed = [] - - @indent = 0 - @indent_stack = [] - @lex_state = EXPR_BEG - @space_seen = false - @here_header = false - @post_symbeg = false - - @continue = false - @line = "" - - @skip_space = false - @readed_auto_clean_up = false - @exception_on_syntax_error = true - - @prompt = nil - end - - attr_accessor :skip_space - attr_accessor :readed_auto_clean_up - attr_accessor :exception_on_syntax_error - - attr_reader :seek - attr_reader :char_no - attr_reader :line_no - attr_reader :indent - - # io functions - def set_input(io, p = nil, &block) - @io = io - if p.respond_to?(:call) - @input = p - elsif block_given? - @input = block - else - @input = Proc.new{@io.gets} - end - end - - def get_readed - if idx = @readed.rindex("\n") - @base_char_no = @readed.size - (idx + 1) - else - @base_char_no += @readed.size - end - - readed = @readed.join("") - @readed = [] - readed - end - - def getc - while @rests.empty? -# return nil unless buf_input - @rests.push nil unless buf_input - end - c = @rests.shift - if @here_header - @here_readed.push c - else - @readed.push c - end - @seek += 1 - if c == "\n" - @line_no += 1 - @char_no = 0 - else - @char_no += 1 - end - c - end - - def gets - l = "" - while c = getc - l.concat(c) - break if c == "\n" - end - return nil if l == "" and c.nil? - l - end - - def eof? - @io.eof? - end - - def getc_of_rests - if @rests.empty? - nil - else - getc - end - end - - def ungetc(c = nil) - if @here_readed.empty? - c2 = @readed.pop - else - c2 = @here_readed.pop - end - c = c2 unless c - @rests.unshift c #c = - @seek -= 1 - if c == "\n" - @line_no -= 1 - if idx = @readed.rindex("\n") - @char_no = idx + 1 - else - @char_no = @base_char_no + @readed.size - end - else - @char_no -= 1 - end - end - - def peek_equal?(str) - chrs = str.split(//) - until @rests.size >= chrs.size - return false unless buf_input - end - @rests[0, chrs.size] == chrs - end - - def peek_match?(regexp) - while @rests.empty? - return false unless buf_input - end - regexp =~ @rests.join("") - end - - def peek(i = 0) - while @rests.size <= i - return nil unless buf_input - end - @rests[i] - end - - def buf_input - prompt - line = @input.call - return nil unless line - @rests.concat line.chars.to_a - true - end - private :buf_input - - def set_prompt(p = nil, &block) - p = block if block_given? - if p.respond_to?(:call) - @prompt = p - else - @prompt = Proc.new{print p} - end - end - - def prompt - if @prompt - @prompt.call(@ltype, @indent, @continue, @line_no) - end - end - - def initialize_input - @ltype = nil - @quoted = nil - @indent = 0 - @indent_stack = [] - @lex_state = EXPR_BEG - @space_seen = false - @here_header = false - - @continue = false - @post_symbeg = false - - prompt - - @line = "" - @exp_line_no = @line_no - end - - def each_top_level_statement - initialize_input - catch(:TERM_INPUT) do - loop do - begin - @continue = false - prompt - unless l = lex - throw :TERM_INPUT if @line == '' - else - @line.concat l - if @ltype or @continue or @indent > 0 - next - end - end - if @line != "\n" - @line.force_encoding(@io.encoding) - yield @line, @exp_line_no - end - break unless l - @line = '' - @exp_line_no = @line_no - - @indent = 0 - @indent_stack = [] - prompt - rescue TerminateLineInput - initialize_input - prompt - get_readed - end - end - end - end - - def lex - until (((tk = token).kind_of?(TkNL) || tk.kind_of?(TkEND_OF_SCRIPT)) && - !@continue or - tk.nil?) - #p tk - #p @lex_state - #p self - end - line = get_readed - # print self.inspect - if line == "" and tk.kind_of?(TkEND_OF_SCRIPT) || tk.nil? - nil - else - line - end - end - - def token - # require "tracer" - # Tracer.on - @prev_seek = @seek - @prev_line_no = @line_no - @prev_char_no = @char_no - begin - begin - tk = @OP.match(self) - @space_seen = tk.kind_of?(TkSPACE) - @lex_state = EXPR_END if @post_symbeg && tk.kind_of?(TkOp) - @post_symbeg = tk.kind_of?(TkSYMBEG) - rescue SyntaxError - raise if @exception_on_syntax_error - tk = TkError.new(@seek, @line_no, @char_no) - end - end while @skip_space and tk.kind_of?(TkSPACE) - if @readed_auto_clean_up - get_readed - end - # Tracer.off - tk - end - - ENINDENT_CLAUSE = [ - "case", "class", "def", "do", "for", "if", - "module", "unless", "until", "while", "begin" #, "when" - ] - DEINDENT_CLAUSE = ["end" #, "when" - ] - - PERCENT_LTYPE = { - "q" => "\'", - "Q" => "\"", - "x" => "\`", - "r" => "/", - "w" => "]", - "W" => "]", - "i" => "]", - "I" => "]", - "s" => ":" - } - - PERCENT_PAREN = { - "{" => "}", - "[" => "]", - "<" => ">", - "(" => ")" - } - - Ltype2Token = { - "\'" => TkSTRING, - "\"" => TkSTRING, - "\`" => TkXSTRING, - "/" => TkREGEXP, - "]" => TkDSTRING, - ":" => TkSYMBOL - } - DLtype2Token = { - "\"" => TkDSTRING, - "\`" => TkDXSTRING, - "/" => TkDREGEXP, - } - - def lex_init() - @OP = IRB::SLex.new - @OP.def_rules("\0", "\004", "\032") do |op, io| - Token(TkEND_OF_SCRIPT) - end - - @OP.def_rules(" ", "\t", "\f", "\r", "\13") do |op, io| - @space_seen = true - while getc =~ /[ \t\f\r\13]/; end - ungetc - Token(TkSPACE) - end - - @OP.def_rule("#") do |op, io| - identify_comment - end - - @OP.def_rule("=begin", - proc{|op, io| @prev_char_no == 0 && peek(0) =~ /\s/}) do - |op, io| - @ltype = "=" - until getc == "\n"; end - until peek_equal?("=end") && peek(4) =~ /\s/ - until getc == "\n"; end - end - gets - @ltype = nil - Token(TkRD_COMMENT) - end - - @OP.def_rule("\n") do |op, io| - print "\\n\n" if RubyLex.debug? - case @lex_state - when EXPR_BEG, EXPR_FNAME, EXPR_DOT - @continue = true - else - @continue = false - @lex_state = EXPR_BEG - until (@indent_stack.empty? || - [TkLPAREN, TkLBRACK, TkLBRACE, - TkfLPAREN, TkfLBRACK, TkfLBRACE].include?(@indent_stack.last)) - @indent_stack.pop - end - end - @here_header = false - @here_readed = [] - Token(TkNL) - end - - @OP.def_rules("*", "**", - "=", "==", "===", - "=~", "<=>", - "<", "<=", - ">", ">=", ">>", - "!", "!=", "!~") do - |op, io| - case @lex_state - when EXPR_FNAME, EXPR_DOT - @lex_state = EXPR_ARG - else - @lex_state = EXPR_BEG - end - Token(op) - end - - @OP.def_rules("<<") do - |op, io| - tk = nil - if @lex_state != EXPR_END && @lex_state != EXPR_CLASS && - (@lex_state != EXPR_ARG || @space_seen) - c = peek(0) - if /\S/ =~ c && (/["'`]/ =~ c || /\w/ =~ c || c == "-") - tk = identify_here_document - end - end - unless tk - tk = Token(op) - case @lex_state - when EXPR_FNAME, EXPR_DOT - @lex_state = EXPR_ARG - else - @lex_state = EXPR_BEG - end - end - tk - end - - @OP.def_rules("'", '"') do - |op, io| - identify_string(op) - end - - @OP.def_rules("`") do - |op, io| - if @lex_state == EXPR_FNAME - @lex_state = EXPR_END - Token(op) - else - identify_string(op) - end - end - - @OP.def_rules('?') do - |op, io| - if @lex_state == EXPR_END - @lex_state = EXPR_BEG - Token(TkQUESTION) - else - ch = getc - if @lex_state == EXPR_ARG && ch =~ /\s/ - ungetc - @lex_state = EXPR_BEG; - Token(TkQUESTION) - else - if (ch == '\\') - read_escape - end - @lex_state = EXPR_END - Token(TkINTEGER) - end - end - end - - @OP.def_rules("&", "&&", "|", "||") do - |op, io| - @lex_state = EXPR_BEG - Token(op) - end - - @OP.def_rules("+=", "-=", "*=", "**=", - "&=", "|=", "^=", "<<=", ">>=", "||=", "&&=") do - |op, io| - @lex_state = EXPR_BEG - op =~ /^(.*)=$/ - Token(TkOPASGN, $1) - end - - @OP.def_rule("+@", proc{|op, io| @lex_state == EXPR_FNAME}) do - |op, io| - @lex_state = EXPR_ARG - Token(op) - end - - @OP.def_rule("-@", proc{|op, io| @lex_state == EXPR_FNAME}) do - |op, io| - @lex_state = EXPR_ARG - Token(op) - end - - @OP.def_rules("+", "-") do - |op, io| - catch(:RET) do - if @lex_state == EXPR_ARG - if @space_seen and peek(0) =~ /[0-9]/ - throw :RET, identify_number - else - @lex_state = EXPR_BEG - end - elsif @lex_state != EXPR_END and peek(0) =~ /[0-9]/ - throw :RET, identify_number - else - @lex_state = EXPR_BEG - end - Token(op) - end - end - - @OP.def_rule(".") do - |op, io| - @lex_state = EXPR_BEG - if peek(0) =~ /[0-9]/ - ungetc - identify_number - else - # for "obj.if" etc. - @lex_state = EXPR_DOT - Token(TkDOT) - end - end - - @OP.def_rules("..", "...") do - |op, io| - @lex_state = EXPR_BEG - Token(op) - end - - lex_int2 - end - - def lex_int2 - @OP.def_rules("]", "}", ")") do - |op, io| - @lex_state = EXPR_END - @indent -= 1 - @indent_stack.pop - Token(op) - end - - @OP.def_rule(":") do - |op, io| - if @lex_state == EXPR_END || peek(0) =~ /\s/ - @lex_state = EXPR_BEG - Token(TkCOLON) - else - @lex_state = EXPR_FNAME - Token(TkSYMBEG) - end - end - - @OP.def_rule("::") do - |op, io| -# p @lex_state.id2name, @space_seen - if @lex_state == EXPR_BEG or @lex_state == EXPR_ARG && @space_seen - @lex_state = EXPR_BEG - Token(TkCOLON3) - else - @lex_state = EXPR_DOT - Token(TkCOLON2) - end - end - - @OP.def_rule("/") do - |op, io| - if @lex_state == EXPR_BEG || @lex_state == EXPR_MID - identify_string(op) - elsif peek(0) == '=' - getc - @lex_state = EXPR_BEG - Token(TkOPASGN, "/") #/) - elsif @lex_state == EXPR_ARG and @space_seen and peek(0) !~ /\s/ - identify_string(op) - else - @lex_state = EXPR_BEG - Token("/") #/) - end - end - - @OP.def_rules("^") do - |op, io| - @lex_state = EXPR_BEG - Token("^") - end - - # @OP.def_rules("^=") do - # @lex_state = EXPR_BEG - # Token(OP_ASGN, :^) - # end - - @OP.def_rules(",") do - |op, io| - @lex_state = EXPR_BEG - Token(op) - end - - @OP.def_rules(";") do - |op, io| - @lex_state = EXPR_BEG - until (@indent_stack.empty? || - [TkLPAREN, TkLBRACK, TkLBRACE, - TkfLPAREN, TkfLBRACK, TkfLBRACE].include?(@indent_stack.last)) - @indent_stack.pop - end - Token(op) - end - - @OP.def_rule("~") do - |op, io| - @lex_state = EXPR_BEG - Token("~") - end - - @OP.def_rule("~@", proc{|op, io| @lex_state == EXPR_FNAME}) do - |op, io| - @lex_state = EXPR_BEG - Token("~") - end - - @OP.def_rule("(") do - |op, io| - @indent += 1 - if @lex_state == EXPR_BEG || @lex_state == EXPR_MID - @lex_state = EXPR_BEG - tk_c = TkfLPAREN - else - @lex_state = EXPR_BEG - tk_c = TkLPAREN - end - @indent_stack.push tk_c - Token(tk_c) - end - - @OP.def_rule("[]", proc{|op, io| @lex_state == EXPR_FNAME}) do - |op, io| - @lex_state = EXPR_ARG - Token("[]") - end - - @OP.def_rule("[]=", proc{|op, io| @lex_state == EXPR_FNAME}) do - |op, io| - @lex_state = EXPR_ARG - Token("[]=") - end - - @OP.def_rule("[") do - |op, io| - @indent += 1 - if @lex_state == EXPR_FNAME - tk_c = TkfLBRACK - else - if @lex_state == EXPR_BEG || @lex_state == EXPR_MID - tk_c = TkLBRACK - elsif @lex_state == EXPR_ARG && @space_seen - tk_c = TkLBRACK - else - tk_c = TkfLBRACK - end - @lex_state = EXPR_BEG - end - @indent_stack.push tk_c - Token(tk_c) - end - - @OP.def_rule("{") do - |op, io| - @indent += 1 - if @lex_state != EXPR_END && @lex_state != EXPR_ARG - tk_c = TkLBRACE - else - tk_c = TkfLBRACE - end - @lex_state = EXPR_BEG - @indent_stack.push tk_c - Token(tk_c) - end - - @OP.def_rule('\\') do - |op, io| - if getc == "\n" - @space_seen = true - @continue = true - Token(TkSPACE) - else - read_escape - Token("\\") - end - end - - @OP.def_rule('%') do - |op, io| - if @lex_state == EXPR_BEG || @lex_state == EXPR_MID - identify_quotation - elsif peek(0) == '=' - getc - Token(TkOPASGN, :%) - elsif @lex_state == EXPR_ARG and @space_seen and peek(0) !~ /\s/ - identify_quotation - else - @lex_state = EXPR_BEG - Token("%") #)) - end - end - - @OP.def_rule('$') do - |op, io| - identify_gvar - end - - @OP.def_rule('@') do - |op, io| - if peek(0) =~ /[\w@]/ - ungetc - identify_identifier - else - Token("@") - end - end - - # @OP.def_rule("def", proc{|op, io| /\s/ =~ io.peek(0)}) do - # |op, io| - # @indent += 1 - # @lex_state = EXPR_FNAME - # # @lex_state = EXPR_END - # # until @rests[0] == "\n" or @rests[0] == ";" - # # rests.shift - # # end - # end - - @OP.def_rule("") do - |op, io| - printf "MATCH: start %s: %s\n", op, io.inspect if RubyLex.debug? - if peek(0) =~ /[0-9]/ - t = identify_number - elsif peek(0) =~ /[^\x00-\/:-@\[-^`{-\x7F]/ - t = identify_identifier - end - printf "MATCH: end %s: %s\n", op, io.inspect if RubyLex.debug? - t - end - - p @OP if RubyLex.debug? - end - - def identify_gvar - @lex_state = EXPR_END - - case ch = getc - when /[~_*$?!@\/\\;,=:<>".]/ #" - Token(TkGVAR, "$" + ch) - when "-" - Token(TkGVAR, "$-" + getc) - when "&", "`", "'", "+" - Token(TkBACK_REF, "$"+ch) - when /[1-9]/ - while getc =~ /[0-9]/; end - ungetc - Token(TkNTH_REF) - when /\w/ - ungetc - ungetc - identify_identifier - else - ungetc - Token("$") - end - end - - def identify_identifier - token = "" - if peek(0) =~ /[$@]/ - token.concat(c = getc) - if c == "@" and peek(0) == "@" - token.concat getc - end - end - - while (ch = getc) =~ /[^\x00-\/:-@\[-^`{-\x7F]/ - print ":", ch, ":" if RubyLex.debug? - token.concat ch - end - ungetc - - if (ch == "!" || ch == "?") && token[0,1] =~ /\w/ && peek(0) != "=" - token.concat getc - end - - # almost fix token - - case token - when /^\$/ - return Token(TkGVAR, token) - when /^\@\@/ - @lex_state = EXPR_END - # p Token(TkCVAR, token) - return Token(TkCVAR, token) - when /^\@/ - @lex_state = EXPR_END - return Token(TkIVAR, token) - end - - if @lex_state != EXPR_DOT - print token, "\n" if RubyLex.debug? - - token_c, *trans = TkReading2Token[token] - if token_c - # reserved word? - - if (@lex_state != EXPR_BEG && - @lex_state != EXPR_FNAME && - trans[1]) - # modifiers - token_c = TkSymbol2Token[trans[1]] - @lex_state = trans[0] - else - if @lex_state != EXPR_FNAME - if ENINDENT_CLAUSE.include?(token) - # check for ``class = val'' etc. - valid = true - case token - when "class" - valid = false unless peek_match?(/^\s*(<<|\w|::)/) - when "def" - valid = false if peek_match?(/^\s*(([+\-\/*&\|^]|<<|>>|\|\||\&\&)=|\&\&|\|\|)/) - when "do" - valid = false if peek_match?(/^\s*([+\-\/*]?=|\*|<|>|\&)/) - when *ENINDENT_CLAUSE - valid = false if peek_match?(/^\s*([+\-\/*]?=|\*|<|>|\&|\|)/) - else - # no nothing - end - if valid - if token == "do" - if ![TkFOR, TkWHILE, TkUNTIL].include?(@indent_stack.last) - @indent += 1 - @indent_stack.push token_c - end - else - @indent += 1 - @indent_stack.push token_c - end -# p @indent_stack - end - - elsif DEINDENT_CLAUSE.include?(token) - @indent -= 1 - @indent_stack.pop - end - @lex_state = trans[0] - else - @lex_state = EXPR_END - end - end - return Token(token_c, token) - end - end - - if @lex_state == EXPR_FNAME - @lex_state = EXPR_END - if peek(0) == '=' - token.concat getc - end - elsif @lex_state == EXPR_BEG || @lex_state == EXPR_DOT - @lex_state = EXPR_ARG - else - @lex_state = EXPR_END - end - - if token[0, 1] =~ /[A-Z]/ - return Token(TkCONSTANT, token) - elsif token[token.size - 1, 1] =~ /[!?]/ - return Token(TkFID, token) - else - return Token(TkIDENTIFIER, token) - end - end - - def identify_here_document - ch = getc -# if lt = PERCENT_LTYPE[ch] - if ch == "-" - ch = getc - indent = true - end - if /['"`]/ =~ ch - lt = ch - quoted = "" - while (c = getc) && c != lt - quoted.concat c - end - else - lt = '"' - quoted = ch.dup - while (c = getc) && c =~ /\w/ - quoted.concat c - end - ungetc - end - - ltback, @ltype = @ltype, lt - reserve = [] - while ch = getc - reserve.push ch - if ch == "\\" - reserve.push ch = getc - elsif ch == "\n" - break - end - end - - @here_header = false -# while l = gets -# l = l.sub(/(:?\r)?\n\z/, '') -# if (indent ? l.strip : l) == quoted -# break -# end -# end - - line = "" - while ch = getc - if ch == "\n" - if line == quoted - break - end - line = "" - else - line.concat ch unless indent && line == "" && /\s/ =~ ch - if @ltype != "'" && ch == "#" && peek(0) == "{" - identify_string_dvar - end - end - end - - @here_header = true - @here_readed.concat reserve - while ch = reserve.pop - ungetc ch - end - - @ltype = ltback - @lex_state = EXPR_END - Token(Ltype2Token[lt]) - end - - def identify_quotation - ch = getc - if lt = PERCENT_LTYPE[ch] - ch = getc - elsif ch =~ /\W/ - lt = "\"" - else - RubyLex.fail SyntaxError, "unknown type of %string" - end -# if ch !~ /\W/ -# ungetc -# next -# end - #@ltype = lt - @quoted = ch unless @quoted = PERCENT_PAREN[ch] - identify_string(lt, @quoted) - end - - def identify_number - @lex_state = EXPR_END - - if peek(0) == "0" && peek(1) !~ /[.eE]/ - getc - case peek(0) - when /[xX]/ - ch = getc - match = /[0-9a-fA-F_]/ - when /[bB]/ - ch = getc - match = /[01_]/ - when /[oO]/ - ch = getc - match = /[0-7_]/ - when /[dD]/ - ch = getc - match = /[0-9_]/ - when /[0-7]/ - match = /[0-7_]/ - when /[89]/ - RubyLex.fail SyntaxError, "Invalid octal digit" - else - return Token(TkINTEGER) - end - - len0 = true - non_digit = false - while ch = getc - if match =~ ch - if ch == "_" - if non_digit - RubyLex.fail SyntaxError, "trailing `#{ch}' in number" - else - non_digit = ch - end - else - non_digit = false - len0 = false - end - else - ungetc - if len0 - RubyLex.fail SyntaxError, "numeric literal without digits" - end - if non_digit - RubyLex.fail SyntaxError, "trailing `#{non_digit}' in number" - end - break - end - end - return Token(TkINTEGER) - end - - type = TkINTEGER - allow_point = true - allow_e = true - non_digit = false - while ch = getc - case ch - when /[0-9]/ - non_digit = false - when "_" - non_digit = ch - when allow_point && "." - if non_digit - RubyLex.fail SyntaxError, "trailing `#{non_digit}' in number" - end - type = TkFLOAT - if peek(0) !~ /[0-9]/ - type = TkINTEGER - ungetc - break - end - allow_point = false - when allow_e && "e", allow_e && "E" - if non_digit - RubyLex.fail SyntaxError, "trailing `#{non_digit}' in number" - end - type = TkFLOAT - if peek(0) =~ /[+-]/ - getc - end - allow_e = false - allow_point = false - non_digit = ch - else - if non_digit - RubyLex.fail SyntaxError, "trailing `#{non_digit}' in number" - end - ungetc - break - end - end - Token(type) - end - - def identify_string(ltype, quoted = ltype) - @ltype = ltype - @quoted = quoted - subtype = nil - begin - nest = 0 - while ch = getc - if @quoted == ch and nest == 0 - break - elsif @ltype != "'" && ch == "#" && peek(0) == "{" - identify_string_dvar - elsif @ltype != "'" && @ltype != "]" && @ltype != ":" and ch == "#" - subtype = true - elsif ch == '\\' and @ltype == "'" #' - case ch = getc - when "\\", "\n", "'" - else - ungetc - end - elsif ch == '\\' #' - read_escape - end - if PERCENT_PAREN.values.include?(@quoted) - if PERCENT_PAREN[ch] == @quoted - nest += 1 - elsif ch == @quoted - nest -= 1 - end - end - end - if @ltype == "/" - while /[imxoesun]/ =~ peek(0) - getc - end - end - if subtype - Token(DLtype2Token[ltype]) - else - Token(Ltype2Token[ltype]) - end - ensure - @ltype = nil - @quoted = nil - @lex_state = EXPR_END - end - end - - def identify_string_dvar - begin - getc - - reserve_continue = @continue - reserve_ltype = @ltype - reserve_indent = @indent - reserve_indent_stack = @indent_stack - reserve_state = @lex_state - reserve_quoted = @quoted - - @ltype = nil - @quoted = nil - @indent = 0 - @indent_stack = [] - @lex_state = EXPR_BEG - - loop do - @continue = false - prompt - tk = token - if @ltype or @continue or @indent > 0 - next - end - break if tk.kind_of?(TkRBRACE) - end - ensure - @continue = reserve_continue - @ltype = reserve_ltype - @indent = reserve_indent - @indent_stack = reserve_indent_stack - @lex_state = reserve_state - @quoted = reserve_quoted - end - end - - def identify_comment - @ltype = "#" - - while ch = getc -# if ch == "\\" #" -# read_escape -# end - if ch == "\n" - @ltype = nil - ungetc - break - end - end - return Token(TkCOMMENT) - end - - def read_escape - case ch = getc - when "\n", "\r", "\f" - when "\\", "n", "t", "r", "f", "v", "a", "e", "b", "s" #" - when /[0-7]/ - ungetc ch - 3.times do - case ch = getc - when /[0-7]/ - when nil - break - else - ungetc - break - end - end - - when "x" - 2.times do - case ch = getc - when /[0-9a-fA-F]/ - when nil - break - else - ungetc - break - end - end - - when "M" - if (ch = getc) != '-' - ungetc - else - if (ch = getc) == "\\" #" - read_escape - end - end - - when "C", "c" #, "^" - if ch == "C" and (ch = getc) != "-" - ungetc - elsif (ch = getc) == "\\" #" - read_escape - end - else - # other characters - end - end -end -# :startdoc: diff --git a/lib/irb/ruby-token.rb b/lib/irb/ruby-token.rb deleted file mode 100644 index 2c7565dbfc..0000000000 --- a/lib/irb/ruby-token.rb +++ /dev/null @@ -1,267 +0,0 @@ -# -# irb/ruby-token.rb - ruby tokens -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -# :stopdoc: -module RubyToken - EXPR_BEG = :EXPR_BEG - EXPR_MID = :EXPR_MID - EXPR_END = :EXPR_END - EXPR_ARG = :EXPR_ARG - EXPR_FNAME = :EXPR_FNAME - EXPR_DOT = :EXPR_DOT - EXPR_CLASS = :EXPR_CLASS - - class Token - def initialize(seek, line_no, char_no) - @seek = seek - @line_no = line_no - @char_no = char_no - end - attr :seek, :line_no, :char_no - end - - class TkNode < Token - def initialize(seek, line_no, char_no) - super - end - attr :node - end - - class TkId < Token - def initialize(seek, line_no, char_no, name) - super(seek, line_no, char_no) - @name = name - end - attr :name - end - - class TkVal < Token - def initialize(seek, line_no, char_no, value = nil) - super(seek, line_no, char_no) - @value = value - end - attr :value - end - - class TkOp < Token - attr_accessor :name - end - - class TkOPASGN < TkOp - def initialize(seek, line_no, char_no, op) - super(seek, line_no, char_no) - op = TkReading2Token[op][0] unless op.kind_of?(Symbol) - @op = op - end - attr :op - end - - class TkUnknownChar < Token - def initialize(seek, line_no, char_no, id) - super(seek, line_no, char_no) - @name = name - end - attr :name - end - - class TkError < Token - end - - def Token(token, value = nil) - case token - when String - if (tk = TkReading2Token[token]).nil? - IRB.fail TkReading2TokenNoKey, token - end - tk = Token(tk[0], value) - if tk.kind_of?(TkOp) - tk.name = token - end - return tk - when Symbol - if (tk = TkSymbol2Token[token]).nil? - IRB.fail TkSymbol2TokenNoKey, token - end - return Token(tk[0], value) - else - if (token.ancestors & [TkId, TkVal, TkOPASGN, TkUnknownChar]).empty? - token.new(@prev_seek, @prev_line_no, @prev_char_no) - else - token.new(@prev_seek, @prev_line_no, @prev_char_no, value) - end - end - end - - TokenDefinitions = [ - [:TkCLASS, TkId, "class", EXPR_CLASS], - [:TkMODULE, TkId, "module", EXPR_BEG], - [:TkDEF, TkId, "def", EXPR_FNAME], - [:TkUNDEF, TkId, "undef", EXPR_FNAME], - [:TkBEGIN, TkId, "begin", EXPR_BEG], - [:TkRESCUE, TkId, "rescue", EXPR_MID], - [:TkENSURE, TkId, "ensure", EXPR_BEG], - [:TkEND, TkId, "end", EXPR_END], - [:TkIF, TkId, "if", EXPR_BEG, :TkIF_MOD], - [:TkUNLESS, TkId, "unless", EXPR_BEG, :TkUNLESS_MOD], - [:TkTHEN, TkId, "then", EXPR_BEG], - [:TkELSIF, TkId, "elsif", EXPR_BEG], - [:TkELSE, TkId, "else", EXPR_BEG], - [:TkCASE, TkId, "case", EXPR_BEG], - [:TkWHEN, TkId, "when", EXPR_BEG], - [:TkWHILE, TkId, "while", EXPR_BEG, :TkWHILE_MOD], - [:TkUNTIL, TkId, "until", EXPR_BEG, :TkUNTIL_MOD], - [:TkFOR, TkId, "for", EXPR_BEG], - [:TkBREAK, TkId, "break", EXPR_END], - [:TkNEXT, TkId, "next", EXPR_END], - [:TkREDO, TkId, "redo", EXPR_END], - [:TkRETRY, TkId, "retry", EXPR_END], - [:TkIN, TkId, "in", EXPR_BEG], - [:TkDO, TkId, "do", EXPR_BEG], - [:TkRETURN, TkId, "return", EXPR_MID], - [:TkYIELD, TkId, "yield", EXPR_END], - [:TkSUPER, TkId, "super", EXPR_END], - [:TkSELF, TkId, "self", EXPR_END], - [:TkNIL, TkId, "nil", EXPR_END], - [:TkTRUE, TkId, "true", EXPR_END], - [:TkFALSE, TkId, "false", EXPR_END], - [:TkAND, TkId, "and", EXPR_BEG], - [:TkOR, TkId, "or", EXPR_BEG], - [:TkNOT, TkId, "not", EXPR_BEG], - [:TkIF_MOD, TkId], - [:TkUNLESS_MOD, TkId], - [:TkWHILE_MOD, TkId], - [:TkUNTIL_MOD, TkId], - [:TkALIAS, TkId, "alias", EXPR_FNAME], - [:TkDEFINED, TkId, "defined?", EXPR_END], - [:TklBEGIN, TkId, "BEGIN", EXPR_END], - [:TklEND, TkId, "END", EXPR_END], - [:Tk__LINE__, TkId, "__LINE__", EXPR_END], - [:Tk__FILE__, TkId, "__FILE__", EXPR_END], - - [:TkIDENTIFIER, TkId], - [:TkFID, TkId], - [:TkGVAR, TkId], - [:TkCVAR, TkId], - [:TkIVAR, TkId], - [:TkCONSTANT, TkId], - - [:TkINTEGER, TkVal], - [:TkFLOAT, TkVal], - [:TkSTRING, TkVal], - [:TkXSTRING, TkVal], - [:TkREGEXP, TkVal], - [:TkSYMBOL, TkVal], - - [:TkDSTRING, TkNode], - [:TkDXSTRING, TkNode], - [:TkDREGEXP, TkNode], - [:TkNTH_REF, TkNode], - [:TkBACK_REF, TkNode], - - [:TkUPLUS, TkOp, "+@"], - [:TkUMINUS, TkOp, "-@"], - [:TkPOW, TkOp, "**"], - [:TkCMP, TkOp, "<=>"], - [:TkEQ, TkOp, "=="], - [:TkEQQ, TkOp, "==="], - [:TkNEQ, TkOp, "!="], - [:TkGEQ, TkOp, ">="], - [:TkLEQ, TkOp, "<="], - [:TkANDOP, TkOp, "&&"], - [:TkOROP, TkOp, "||"], - [:TkMATCH, TkOp, "=~"], - [:TkNMATCH, TkOp, "!~"], - [:TkDOT2, TkOp, ".."], - [:TkDOT3, TkOp, "..."], - [:TkAREF, TkOp, "[]"], - [:TkASET, TkOp, "[]="], - [:TkLSHFT, TkOp, "<<"], - [:TkRSHFT, TkOp, ">>"], - [:TkCOLON2, TkOp], - [:TkCOLON3, TkOp], -# [:OPASGN, TkOp], # +=, -= etc. # - [:TkASSOC, TkOp, "=>"], - [:TkQUESTION, TkOp, "?"], #? - [:TkCOLON, TkOp, ":"], #: - - [:TkfLPAREN], # func( # - [:TkfLBRACK], # func[ # - [:TkfLBRACE], # func{ # - [:TkSTAR], # *arg - [:TkAMPER], # &arg # - [:TkSYMBEG], # :SYMBOL - - [:TkGT, TkOp, ">"], - [:TkLT, TkOp, "<"], - [:TkPLUS, TkOp, "+"], - [:TkMINUS, TkOp, "-"], - [:TkMULT, TkOp, "*"], - [:TkDIV, TkOp, "/"], - [:TkMOD, TkOp, "%"], - [:TkBITOR, TkOp, "|"], - [:TkBITXOR, TkOp, "^"], - [:TkBITAND, TkOp, "&"], - [:TkBITNOT, TkOp, "~"], - [:TkNOTOP, TkOp, "!"], - - [:TkBACKQUOTE, TkOp, "`"], - - [:TkASSIGN, Token, "="], - [:TkDOT, Token, "."], - [:TkLPAREN, Token, "("], #(exp) - [:TkLBRACK, Token, "["], #[arry] - [:TkLBRACE, Token, "{"], #{hash} - [:TkRPAREN, Token, ")"], - [:TkRBRACK, Token, "]"], - [:TkRBRACE, Token, "}"], - [:TkCOMMA, Token, ","], - [:TkSEMICOLON, Token, ";"], - - [:TkCOMMENT], - [:TkRD_COMMENT], - [:TkSPACE], - [:TkNL], - [:TkEND_OF_SCRIPT], - - [:TkBACKSLASH, TkUnknownChar, "\\"], - [:TkAT, TkUnknownChar, "@"], - [:TkDOLLAR, TkUnknownChar, "$"], - ] - - # {reading => token_class} - # {reading => [token_class, *opt]} - TkReading2Token = {} - TkSymbol2Token = {} - - def RubyToken.def_token(token_n, super_token = Token, reading = nil, *opts) - token_n = token_n.id2name if token_n.kind_of?(Symbol) - if RubyToken.const_defined?(token_n) - IRB.fail AlreadyDefinedToken, token_n - end - token_c = eval("class #{token_n} < #{super_token}; end; #{token_n}") - - if reading - if TkReading2Token[reading] - IRB.fail TkReading2TokenDuplicateError, token_n, reading - end - if opts.empty? - TkReading2Token[reading] = [token_c] - else - TkReading2Token[reading] = [token_c].concat(opts) - end - end - TkSymbol2Token[token_n.intern] = token_c - end - - for defs in TokenDefinitions - def_token(*defs) - end -end -# :startdoc: diff --git a/lib/irb/slex.rb b/lib/irb/slex.rb deleted file mode 100644 index 09c1c02ebc..0000000000 --- a/lib/irb/slex.rb +++ /dev/null @@ -1,284 +0,0 @@ -# -# irb/slex.rb - simple lex analyzer -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "e2mmap" -require "irb/notifier" - -# :stopdoc: -module IRB - class SLex - @RCS_ID='-$Id$-' - - extend Exception2MessageMapper - def_exception :ErrNodeNothing, "node nothing" - def_exception :ErrNodeAlreadyExists, "node already exists" - - DOUT = Notifier::def_notifier("SLex::") - D_WARN = DOUT::def_notifier(1, "Warn: ") - D_DEBUG = DOUT::def_notifier(2, "Debug: ") - D_DETAIL = DOUT::def_notifier(4, "Detail: ") - - DOUT.level = Notifier::D_NOMSG - - def initialize - @head = Node.new("") - end - - def def_rule(token, preproc = nil, postproc = nil, &block) - D_DETAIL.pp token - - postproc = block if block_given? - create(token, preproc, postproc) - end - - def def_rules(*tokens, &block) - if block_given? - p = block - end - for token in tokens - def_rule(token, nil, p) - end - end - - def preproc(token, proc) - node = search(token) - node.preproc=proc - end - - #$BMW%A%'%C%/(B? - def postproc(token) - node = search(token, proc) - node.postproc=proc - end - - def search(token) - @head.search(token.split(//)) - end - - def create(token, preproc = nil, postproc = nil) - @head.create_subnode(token.split(//), preproc, postproc) - end - - def match(token) - case token - when Array - when String - return match(token.split(//)) - else - return @head.match_io(token) - end - ret = @head.match(token) - D_DETAIL.exec_if{D_DETAIL.printf "match end: %s:%s\n", ret, token.inspect} - ret - end - - def inspect - format("<SLex: @head = %s>", @head.inspect) - end - - #---------------------------------------------------------------------- - # - # class Node - - # - #---------------------------------------------------------------------- - class Node - # if postproc is nil, this node is an abstract node. - # if postproc is non-nil, this node is a real node. - def initialize(preproc = nil, postproc = nil) - @Tree = {} - @preproc = preproc - @postproc = postproc - end - - attr_accessor :preproc - attr_accessor :postproc - - def search(chrs, opt = nil) - return self if chrs.empty? - ch = chrs.shift - if node = @Tree[ch] - node.search(chrs, opt) - else - if opt - chrs.unshift ch - self.create_subnode(chrs) - else - SLex.fail ErrNodeNothing - end - end - end - - def create_subnode(chrs, preproc = nil, postproc = nil) - if chrs.empty? - if @postproc - D_DETAIL.pp node - SLex.fail ErrNodeAlreadyExists - else - D_DEBUG.puts "change abstract node to real node." - @preproc = preproc - @postproc = postproc - end - return self - end - - ch = chrs.shift - if node = @Tree[ch] - if chrs.empty? - if node.postproc - DebugLogger.pp node - DebugLogger.pp self - DebugLogger.pp ch - DebugLogger.pp chrs - SLex.fail ErrNodeAlreadyExists - else - D_WARN.puts "change abstract node to real node" - node.preproc = preproc - node.postproc = postproc - end - else - node.create_subnode(chrs, preproc, postproc) - end - else - if chrs.empty? - node = Node.new(preproc, postproc) - else - node = Node.new - node.create_subnode(chrs, preproc, postproc) - end - @Tree[ch] = node - end - node - end - - # - # chrs: String - # character array - # io must have getc()/ungetc(); and ungetc() must be - # able to be called arbitrary number of times. - # - def match(chrs, op = "") - D_DETAIL.print "match>: ", chrs, "op:", op, "\n" - if chrs.empty? - if @preproc.nil? || @preproc.call(op, chrs) - DOUT.printf(D_DETAIL, "op1: %s\n", op) - @postproc.call(op, chrs) - else - nil - end - else - ch = chrs.shift - if node = @Tree[ch] - if ret = node.match(chrs, op+ch) - return ret - else - chrs.unshift ch - if @postproc and @preproc.nil? || @preproc.call(op, chrs) - DOUT.printf(D_DETAIL, "op2: %s\n", op.inspect) - ret = @postproc.call(op, chrs) - return ret - else - return nil - end - end - else - chrs.unshift ch - if @postproc and @preproc.nil? || @preproc.call(op, chrs) - DOUT.printf(D_DETAIL, "op3: %s\n", op) - @postproc.call(op, chrs) - return "" - else - return nil - end - end - end - end - - def match_io(io, op = "") - if op == "" - ch = io.getc - if ch == nil - return nil - end - else - ch = io.getc_of_rests - end - if ch.nil? - if @preproc.nil? || @preproc.call(op, io) - D_DETAIL.printf("op1: %s\n", op) - @postproc.call(op, io) - else - nil - end - else - if node = @Tree[ch] - if ret = node.match_io(io, op+ch) - ret - else - io.ungetc ch - if @postproc and @preproc.nil? || @preproc.call(op, io) - DOUT.exec_if{D_DETAIL.printf "op2: %s\n", op.inspect} - @postproc.call(op, io) - else - nil - end - end - else - io.ungetc ch - if @postproc and @preproc.nil? || @preproc.call(op, io) - D_DETAIL.printf("op3: %s\n", op) - @postproc.call(op, io) - else - nil - end - end - end - end - end - end -end -# :startdoc: - -if $0 == __FILE__ - # Tracer.on - case $1 - when "1" - tr = SLex.new - print "0: ", tr.inspect, "\n" - tr.def_rule("=") {print "=\n"} - print "1: ", tr.inspect, "\n" - tr.def_rule("==") {print "==\n"} - print "2: ", tr.inspect, "\n" - - print "case 1:\n" - print tr.match("="), "\n" - print "case 2:\n" - print tr.match("=="), "\n" - print "case 3:\n" - print tr.match("=>"), "\n" - - when "2" - tr = SLex.new - print "0: ", tr.inspect, "\n" - tr.def_rule("=") {print "=\n"} - print "1: ", tr.inspect, "\n" - tr.def_rule("==", proc{false}) {print "==\n"} - print "2: ", tr.inspect, "\n" - - print "case 1:\n" - print tr.match("="), "\n" - print "case 2:\n" - print tr.match("=="), "\n" - print "case 3:\n" - print tr.match("=>"), "\n" - end - exit -end - diff --git a/lib/irb/src_encoding.rb b/lib/irb/src_encoding.rb deleted file mode 100644 index 958cef104c..0000000000 --- a/lib/irb/src_encoding.rb +++ /dev/null @@ -1,4 +0,0 @@ -# DO NOT WRITE ANY MAGIC COMMENT HERE. -def default_src_encoding - return __ENCODING__ -end diff --git a/lib/irb/version.rb b/lib/irb/version.rb deleted file mode 100644 index bb998db3dd..0000000000 --- a/lib/irb/version.rb +++ /dev/null @@ -1,15 +0,0 @@ -# -# irb/version.rb - irb version definition file -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ishitsuka.com) -# -# -- -# -# -# - -module IRB # :nodoc: - @RELEASE_VERSION = "0.9.6" - @LAST_UPDATE_DATE = "09/06/30" -end diff --git a/lib/irb/workspace.rb b/lib/irb/workspace.rb deleted file mode 100644 index 65214a2217..0000000000 --- a/lib/irb/workspace.rb +++ /dev/null @@ -1,114 +0,0 @@ -# -# irb/workspace-binding.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# -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 - require "thread" - - IRB.const_set(:BINDING_QUEUE, 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 # binging in function on TOPLEVEL_BINDING(default) - @binding = eval("def irb_binding; private; binding; end; irb_binding", - TOPLEVEL_BINDING, - __FILE__, - __LINE__ - 3) - end - end - if main.empty? - @main = eval("self", @binding) - else - @main = main[0] - IRB.conf[:__MAIN__] = @main - 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 - IRB.fail CantChangeBinding, @main.inspect - end - end - end - eval("_=nil", @binding) - 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 - - # error message manipulator - def filter_backtrace(bt) - case IRB.conf[:CONTEXT_MODE] - when 0 - return nil if bt =~ /\(irb_local_binding\)/ - when 1 - if(bt =~ %r!/tmp/irb-binding! or - bt =~ %r!irb/.*\.rb! or - bt =~ /irb\.rb/) - return nil - end - when 2 - return nil if bt =~ /irb\/.*\.rb/ - return nil if bt =~ /irb\.rb/ - when 3 - return nil if bt =~ /irb\/.*\.rb/ - return nil if bt =~ /irb\.rb/ - bt = bt.sub(/:\s*in `irb_binding'/, '') - end - bt - end - - def IRB.delete_caller - 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 9f3af49f30..0000000000 --- a/lib/irb/ws-for-case-2.rb +++ /dev/null @@ -1,14 +0,0 @@ -# -# irb/ws-for-case-2.rb - -# $Release Version: 0.9.6$ -# $Revision$ -# 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 947d2cf5a2..0000000000 --- a/lib/irb/xmp.rb +++ /dev/null @@ -1,173 +0,0 @@ -# -# xmp.rb - irb version of gotoken xmp -# $Release Version: 0.9$ -# $Revision$ -# by Keiju ISHITSUKA(Nippon Rational Inc.) -# -# -- -# -# -# - -require "irb" -require "irb/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 - @RCS_ID='-$Id$-' - - # 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.parse_opts - #IRB.load_modules - - 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[:IRB_RC].call(@irb.context) if IRB.conf[:IRB_RC] - 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 |