mirror of
https://github.com/ruby/ruby.git
synced 2025-08-24 05:25:34 +02:00
14 lines
536 B
Ruby
14 lines
536 B
Ruby
# frozen_string_literal: true
|
|
|
|
# Polyfill for String#unpack1 with the offset parameter. Not all Ruby engines
|
|
# have Method#parameters implemented, so we check the arity instead if
|
|
# necessary.
|
|
if (unpack1 = String.instance_method(:unpack1)).respond_to?(:parameters) ? unpack1.parameters.none? { |_, name| name == :offset } : (unpack1.arity == 1)
|
|
String.prepend(
|
|
Module.new {
|
|
def unpack1(format, offset: 0) # :nodoc:
|
|
offset == 0 ? super(format) : self[offset..].unpack1(format) # steep:ignore
|
|
end
|
|
}
|
|
)
|
|
end
|