class RBS::UnitTest::WithAliases::WithEnum

Public Class Methods

(_Each[T] enum) → void

Source

# File vendor/bundle/ruby/4.0.0/gems/rbs-4.0.3/lib/rbs/unit_test/with_aliases.rb, line 11
def initialize(enum) = @enum = enum

Public Instance Methods

and (*args, &block)

[S] (*S args) { (T | S) → void } → void
[S] (*S args) → WithEnum[T | S]

Source

# File vendor/bundle/ruby/4.0.0/gems/rbs-4.0.3/lib/rbs/unit_test/with_aliases.rb, line 27
def and(*args, &block)
  return WithEnum.new to_enum(__method__ || raise, *args) unless block

  each(&block)
  args.each do |arg|
    if WithEnum === arg # use `===` as `arg` might not have `.is_a?` on it
      arg.each(&block)
    else
      block.call(_ = arg)
    end
  end
end

Yield objects in args in addition to original enum elements

e = WithEnum.new([1, 2])
e.and(3) do |i|
  pp i     # => 1, 2, and 3
end

and_nil (&block)

() { (T?) → void } → void
() → WithEnum[T?]

Source

# File vendor/bundle/ruby/4.0.0/gems/rbs-4.0.3/lib/rbs/unit_test/with_aliases.rb, line 15
def and_nil(&block)
  self.and(nil, &_ = block)
end

Yield nil in addition to original enum elements

e = WithEnum.new([1, 2])
e.and_nil do |i|
  pp i     # => 1, 2, and nil
end

but (*cases) { |arg| ... }

(*T cases) { (T) → void } → void
(*T cases) → WithEnum[T]

Source

# File vendor/bundle/ruby/4.0.0/gems/rbs-4.0.3/lib/rbs/unit_test/with_aliases.rb, line 19
def but(*cases, &block)
  return WithEnum.new to_enum(__method__ || raise, *cases) unless block

  each do |arg|
    yield arg unless cases.any? { (_ = _1) === arg }
  end
end

Skip yielding objects in cases

e = WithEnum.new([1, 2, 3])
e.but(2) do |i|
  pp i     # => 1 and 3
end

each (&block)

() { (T) → void } → void

Source

# File vendor/bundle/ruby/4.0.0/gems/rbs-4.0.3/lib/rbs/unit_test/with_aliases.rb, line 13
def each(&block) = @enum.each(&block)