lib/tty/prompt/utils.rb
# frozen_string_literal: true
module TTY
module Utils
module_function
BLANK_REGEX = /\A[[:space:]]*\z/o.freeze
# Extract options hash from array argument
#
# @param [Array[Object]] args
#
# @api public
def extract_options(args)
options = args.last
options.respond_to?(:to_hash) ? options.to_hash.dup : {}
end
def extract_options!(args)
args.last.respond_to?(:to_hash) ? args.pop : {}
end
# Check if value is nil or an empty string
#
# @param [Object] value
# the value to check
#
# @return [Boolean]
#
# @api public
def blank?(value)
value.nil? || BLANK_REGEX === value
end
# Deep copy object
#
# @api public
def deep_copy(object)
Marshal.load(Marshal.dump(object))
end
end # Utils
end # TTY