ruby/lib/irb/default_commands.rb

277 строки
8.0 KiB
Ruby

# frozen_string_literal: true
require_relative "command"
require_relative "command/internal_helpers"
require_relative "command/backtrace"
require_relative "command/break"
require_relative "command/catch"
require_relative "command/cd"
require_relative "command/chws"
require_relative "command/context"
require_relative "command/continue"
require_relative "command/debug"
require_relative "command/delete"
require_relative "command/disable_irb"
require_relative "command/edit"
require_relative "command/exit"
require_relative "command/finish"
require_relative "command/force_exit"
require_relative "command/help"
require_relative "command/history"
require_relative "command/info"
require_relative "command/irb_info"
require_relative "command/load"
require_relative "command/ls"
require_relative "command/measure"
require_relative "command/next"
require_relative "command/pushws"
require_relative "command/show_doc"
require_relative "command/show_source"
require_relative "command/step"
require_relative "command/subirb"
require_relative "command/whereami"
module IRB
module Command
NO_OVERRIDE = 0
OVERRIDE_PRIVATE_ONLY = 0x01
OVERRIDE_ALL = 0x02
class << self
# This API is for IRB's internal use only and may change at any time.
# Please do NOT use it.
def _register_with_aliases(name, command_class, *aliases)
@commands[name.to_sym] = [command_class, aliases]
end
def all_commands_info
user_aliases = IRB.CurrentContext.command_aliases.each_with_object({}) do |(alias_name, target), result|
result[target] ||= []
result[target] << alias_name
end
commands.map do |command_name, (command_class, aliases)|
aliases = aliases.map { |a| a.first }
if additional_aliases = user_aliases[command_name]
aliases += additional_aliases
end
display_name = aliases.shift || command_name
{
display_name: display_name,
description: command_class.description,
category: command_class.category
}
end
end
def command_override_policies
@@command_override_policies ||= commands.flat_map do |cmd_name, (cmd_class, aliases)|
[[cmd_name, OVERRIDE_ALL]] + aliases
end.to_h
end
def execute_as_command?(name, public_method:, private_method:)
case command_override_policies[name]
when OVERRIDE_ALL
true
when OVERRIDE_PRIVATE_ONLY
!public_method
when NO_OVERRIDE
!public_method && !private_method
end
end
def command_names
command_override_policies.keys.map(&:to_s)
end
# Convert a command name to its implementation class if such command exists
def load_command(command)
command = command.to_sym
commands.each do |command_name, (command_class, aliases)|
if command_name == command || aliases.any? { |alias_name, _| alias_name == command }
return command_class
end
end
nil
end
end
_register_with_aliases(:irb_context, Command::Context,
[:context, NO_OVERRIDE]
)
_register_with_aliases(:irb_exit, Command::Exit,
[:exit, OVERRIDE_PRIVATE_ONLY],
[:quit, OVERRIDE_PRIVATE_ONLY],
[:irb_quit, OVERRIDE_PRIVATE_ONLY]
)
_register_with_aliases(:irb_exit!, Command::ForceExit,
[:exit!, OVERRIDE_PRIVATE_ONLY]
)
_register_with_aliases(:irb_current_working_workspace, Command::CurrentWorkingWorkspace,
[:cwws, NO_OVERRIDE],
[:pwws, NO_OVERRIDE],
[:irb_print_working_workspace, OVERRIDE_ALL],
[:irb_cwws, OVERRIDE_ALL],
[:irb_pwws, OVERRIDE_ALL],
[:irb_current_working_binding, OVERRIDE_ALL],
[:irb_print_working_binding, OVERRIDE_ALL],
[:irb_cwb, OVERRIDE_ALL],
[:irb_pwb, OVERRIDE_ALL],
)
_register_with_aliases(:irb_change_workspace, Command::ChangeWorkspace,
[:chws, NO_OVERRIDE],
[:cws, NO_OVERRIDE],
[:irb_chws, OVERRIDE_ALL],
[:irb_cws, OVERRIDE_ALL],
[:irb_change_binding, OVERRIDE_ALL],
[:irb_cb, OVERRIDE_ALL],
[:cb, NO_OVERRIDE],
)
_register_with_aliases(:irb_workspaces, Command::Workspaces,
[:workspaces, NO_OVERRIDE],
[:irb_bindings, OVERRIDE_ALL],
[:bindings, NO_OVERRIDE],
)
_register_with_aliases(:irb_push_workspace, Command::PushWorkspace,
[:pushws, NO_OVERRIDE],
[:irb_pushws, OVERRIDE_ALL],
[:irb_push_binding, OVERRIDE_ALL],
[:irb_pushb, OVERRIDE_ALL],
[:pushb, NO_OVERRIDE],
)
_register_with_aliases(:irb_pop_workspace, Command::PopWorkspace,
[:popws, NO_OVERRIDE],
[:irb_popws, OVERRIDE_ALL],
[:irb_pop_binding, OVERRIDE_ALL],
[:irb_popb, OVERRIDE_ALL],
[:popb, NO_OVERRIDE],
)
_register_with_aliases(:irb_load, Command::Load)
_register_with_aliases(:irb_require, Command::Require)
_register_with_aliases(:irb_source, Command::Source,
[:source, NO_OVERRIDE]
)
_register_with_aliases(:irb, Command::IrbCommand)
_register_with_aliases(:irb_jobs, Command::Jobs,
[:jobs, NO_OVERRIDE]
)
_register_with_aliases(:irb_fg, Command::Foreground,
[:fg, NO_OVERRIDE]
)
_register_with_aliases(:irb_kill, Command::Kill,
[:kill, OVERRIDE_PRIVATE_ONLY]
)
_register_with_aliases(:irb_debug, Command::Debug,
[:debug, NO_OVERRIDE]
)
_register_with_aliases(:irb_edit, Command::Edit,
[:edit, NO_OVERRIDE]
)
_register_with_aliases(:irb_break, Command::Break,
[:break, OVERRIDE_ALL]
)
_register_with_aliases(:irb_catch, Command::Catch,
[:catch, OVERRIDE_PRIVATE_ONLY]
)
_register_with_aliases(:irb_next, Command::Next,
[:next, OVERRIDE_ALL]
)
_register_with_aliases(:irb_delete, Command::Delete,
[:delete, NO_OVERRIDE]
)
_register_with_aliases(:irb_step, Command::Step,
[:step, NO_OVERRIDE]
)
_register_with_aliases(:irb_continue, Command::Continue,
[:continue, NO_OVERRIDE]
)
_register_with_aliases(:irb_finish, Command::Finish,
[:finish, NO_OVERRIDE]
)
_register_with_aliases(:irb_backtrace, Command::Backtrace,
[:backtrace, NO_OVERRIDE],
[:bt, NO_OVERRIDE]
)
_register_with_aliases(:irb_debug_info, Command::Info,
[:info, NO_OVERRIDE]
)
_register_with_aliases(:irb_help, Command::Help,
[:help, NO_OVERRIDE],
[:show_cmds, NO_OVERRIDE]
)
_register_with_aliases(:irb_show_doc, Command::ShowDoc,
[:show_doc, NO_OVERRIDE]
)
_register_with_aliases(:irb_info, Command::IrbInfo)
_register_with_aliases(:irb_ls, Command::Ls,
[:ls, NO_OVERRIDE]
)
_register_with_aliases(:irb_measure, Command::Measure,
[:measure, NO_OVERRIDE]
)
_register_with_aliases(:irb_show_source, Command::ShowSource,
[:show_source, NO_OVERRIDE]
)
_register_with_aliases(:irb_whereami, Command::Whereami,
[:whereami, NO_OVERRIDE]
)
_register_with_aliases(:irb_history, Command::History,
[:history, NO_OVERRIDE],
[:hist, NO_OVERRIDE]
)
_register_with_aliases(:irb_disable_irb, Command::DisableIrb,
[:disable_irb, NO_OVERRIDE]
)
register(:cd, Command::CD)
end
ExtendCommand = Command
# For backward compatibility, we need to keep this module:
# - As a container of helper methods
# - As a place to register commands with the deprecated def_extend_command method
module ExtendCommandBundle
# For backward compatibility
NO_OVERRIDE = Command::NO_OVERRIDE
OVERRIDE_PRIVATE_ONLY = Command::OVERRIDE_PRIVATE_ONLY
OVERRIDE_ALL = Command::OVERRIDE_ALL
# Deprecated. Doesn't have any effect.
@EXTEND_COMMANDS = []
class << self
# Drepcated. Use Command.regiser instead.
def def_extend_command(cmd_name, cmd_class, _, *aliases)
Command._register_with_aliases(cmd_name, cmd_class, *aliases)
Command.class_variable_set(:@@command_override_policies, nil)
end
end
end
end