class RSpec::Expectations::ExpectationTarget

directly by users. Use ‘expect` instead.
@note `ExpectationTarget` is not intended to be instantiated
expect(actual).not_to eq(3)
# with `not_to`
expect(actual).to eq(3)
# used with `to`
expect { do_something } # => ExpectationTarget wrapping the block
expect(something) # => ExpectationTarget wrapping something
@example
Wraps the target of an expectation.

def self.for(value, block)

Other tags:
    Private: - 
def self.for(value, block)
  if UndefinedValue.equal?(value)
    unless block
      raise ArgumentError, "You must pass either an argument or a block to `expect`."
    end
    BlockExpectationTarget.new(block)
  elsif block
    raise ArgumentError, "You cannot pass both an argument and a block to `expect`."
  else
    ValueExpectationTarget.new(value)
  end
end

def initialize(value)

Other tags:
    Api: - private 
def initialize(value)
  @target = value
end