Builtin Validations

Inclusion

Tests if a parsed value is any of the specified values.

Can be applied to:

• String Option
• String Argument

class Trip < Optarg::Model
  arg "somewhere_warm", any_of: %w(tahiti okinawa hawaii)
end

Trip.parse %w(gotland) # => raises an error

Element Inclusion

Tests if a parsed element value of array is any of the specified values.

Can be applied to:

• String Array Option
• String Array Argument

class EuropeanWallet < Optarg::Model
  arg_array "bill", any_item_of: %w(€5 €10 €20 €50 €100 €200 €500)
end

EuropeanWallet.parse %w(€10 $50 €100) # => raises an error

Minimum Length of Array

[WIP]

Required

[WIP]