brew/Library/Homebrew/command_registry.rb
2024-03-15 12:46:05 -07:00

20 lines
504 B
Ruby

# typed: strong
# frozen_string_literal: true
module Homebrew
module CommandRegistry
extend T::Helpers
Cmd = T.type_alias { T.class_of(AbstractCommand) } # rubocop:disable Style/MutableConstant
sig { params(subclass: Cmd).void }
def self.register(subclass)
@cmds ||= T.let({}, T.nilable(T::Hash[String, Cmd]))
@cmds[subclass.command_name] = subclass
end
sig { params(name: String).returns(T.nilable(Cmd)) }
def self.command(name) = @cmds&.[](name)
end
end