Module: IRB::ContextExtender
Relationships & Source Files | |
Defined in: | lib/irb/extend-command.rb |
Overview
Extends methods for the Context module
Class Method Summary
-
.def_extend_command(cmd_name, load_file, *aliases)
Evaluate the given
command
from the givenload_file
on the Context module. -
.install_extend_commands
Installs the default context extensions as irb commands:
Class Method Details
.def_extend_command(cmd_name, load_file, *aliases)
Evaluate the given command
from the given load_file
on the Context module.
Will also define any given aliases
for the method.
# File 'lib/irb/extend-command.rb', line 239
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
.install_extend_commands
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
# File 'lib/irb/extend-command.rb', line 229
def self.install_extend_commands for args in @EXTEND_COMMANDS def_extend_command(*args) end end