IRB::ContextExtender

Extends methods for the Context module

Public Class Methods

def_extend_command(cmd_name, load_file, *aliases) click to toggle source

Evaluate the given command from the given load_file on the Context module.

Will also define any given aliases for the method.

 
               # File irb/extend-command.rb, line 259
def self.def_extend_command(cmd_name, load_file, *aliases)
  line = __LINE__; Context.module_eval %Q[
    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

install_extend_commands() click to toggle source

Installs the default context extensions as irb commands:

IRB::Context#eval_history=: irb/ext/history.rb
IRB::Context#use_tracer=: irb/ext/tracer.rb
IRB::Context#use_loader=: irb/ext/use-loader.rb
IRB::Context#save_history=: irb/ext/save-history.rb

 
               # File irb/extend-command.rb, line 249
def self.install_extend_commands
  for args in @EXTEND_COMMANDS
    def_extend_command(*args)
  end
end

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IRB::ContextExtender

Public Class Methods