class Departure::UserOptions
Encapsulates the pt-online-schema-change options defined by the user
Attributes
arguments[R]
Public Class Methods
new(arguments = ENV['PERCONA_ARGS'])
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Constructor
@param arguments [String]
# File lib/departure/user_options.rb, line 9 def initialize(arguments = ENV['PERCONA_ARGS']) @arguments = arguments end
Private Instance Methods
build_options()
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Builds Option
instances from the user arguments
@return [Array<Option>]
# File lib/departure/user_options.rb, line 38 def build_options arguments.split(/\s(?=-)/).map do |argument| Option.from_string(argument) end end
to_set()
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Returns the arguments the user defined but without duplicates
@return [Set]
# File lib/departure/user_options.rb, line 20 def to_set Set.new(user_options) end
user_options()
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Returns Option
instances from the arguments the user specified, if any
@return [Array]
# File lib/departure/user_options.rb, line 27 def user_options if arguments build_options else [] end end