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class Pry
# The Pry config.
# @api public
class Config < Pry::BasicObject
include Behavior
# @return [Pry::Config]
# An object who implements the default configuration for all
# Pry sessions.
def self.defaults
defaults = from_hash(
input: Pry.lazy { lazy_readline(defaults) },
output: $stdout.tap { |out| out.sync = true },
commands: Pry::Commands,
prompt_name: Pry::Prompt::DEFAULT_NAME,
prompt: Pry::Prompt[:default],
prompt_safe_contexts: Pry::Prompt::SAFE_CONTEXTS,
print: Pry::ColorPrinter.method(:default),
quiet: false,
exception_handler: Pry::ExceptionHandler.method(:handle_exception),
unrescued_exceptions: [
::SystemExit, ::SignalException, Pry::TooSafeException
],
exception_whitelist: Pry.lazy do
defaults.output.puts(
'[warning] Pry.config.exception_whitelist is deprecated, ' \
'please use Pry.config.unrescued_exceptions instead.'
)
[::SystemExit, ::SignalException, Pry::TooSafeException]
end,
# The default hooks - display messages when beginning and ending Pry
# sessions.
hooks: Pry::Hooks.default,
pager: true,
system: Pry::SystemCommandHandler.method(:default),
color: Pry::Helpers::BaseHelpers.use_ansi_codes?,
default_window_size: 5,
editor: Pry::Editor.default,
should_load_rc: true,
should_load_local_rc: true,
should_trap_interrupts: Pry::Helpers::Platform.jruby?,
disable_auto_reload: false,
command_prefix: "",
auto_indent: Pry::Helpers::BaseHelpers.use_ansi_codes?,
correct_indent: true,
collision_warning: false,
output_prefix: "=> ",
requires: [],
should_load_requires: true,
should_load_plugins: true,
windows_console_warning: true,
control_d_handler: Pry::ControlDHandler.method(:default),
memory_size: 100,
extra_sticky_locals: {},
command_completions: proc { defaults.commands.keys },
file_completions: proc { Dir["."] },
ls: Pry::Config.from_hash(Pry::Command::Ls::DEFAULT_OPTIONS),
completer: Pry::InputCompleter,
history: {
should_save: true,
should_load: true,
file: Pry::History.default_file
},
exec_string: ""
)
end
def self.shortcuts
Convenience::SHORTCUTS
end
# @api private
def self.lazy_readline(defaults)
require 'readline'
::Readline
rescue LoadError
defaults.output.puts(
"Sorry, you can't use Pry without Readline or a compatible library. \n" \
"Possible solutions: \n" \
" * Rebuild Ruby with Readline support using `--with-readline` \n" \
" * Use the rb-readline gem, which is a pure-Ruby port of Readline \n" \
" * Use the pry-coolline gem, a pure-ruby alternative to Readline"
)
raise
end
private_class_method :lazy_readline
end
end
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