class RSpec::Core::Example

def self.delegate_to_metadata(*keys)
  keys.each { |key| define_method(key) { @metadata[key] } }
end

def self.procsy(metadata, &proc)
  proc.extend(Procsy).with(metadata)
end

def all_apply?(filters)
  @metadata.all_apply?(filters) || @example_group_class.all_apply?(filters)
end

def any_apply?(filters)
  metadata.any_apply?(filters)
end

def around_each_hooks
  @around_each_hooks ||= example_group.around_each_hooks_for(self)
end

def assign_generated_description
  return unless RSpec.configuration.expecting_with_rspec?
  if metadata[:description_args].empty? and !pending?
    metadata[:description_args] << RSpec::Matchers.generated_description
  end
  RSpec::Matchers.clear_generated_description
end

def description
  description = metadata[:description].to_s.empty? ? "example at #{location}" : metadata[:description]
  RSpec.configuration.format_docstrings_block.call(description)
end

def example_group
  @example_group_class
end

def fail_with_exception(reporter, exception)
  start(reporter)
  set_exception(exception)
  finish(reporter)
end

def finish(reporter)
  if @exception
    record_finished 'failed', :exception => @exception
    reporter.example_failed self
    false
  elsif @pending_declared_in_example
    record_finished 'pending', :pending_message => @pending_declared_in_example
    reporter.example_pending self
    true
  elsif pending
    record_finished 'pending', :pending_message => String === pending ? pending : Pending::NO_REASON_GIVEN
    reporter.example_pending self
    true
  else
    record_finished 'passed'
    reporter.example_passed self
    true
  end
end

def initialize(example_group_class, description, metadata, example_block=nil)
  @example_group_class, @options, @example_block = example_group_class, metadata, example_block
  @metadata  = @example_group_class.metadata.for_example(description, metadata)
  @example_group_instance = @exception = nil
  @pending_declared_in_example = false
end

def instance_eval_with_args(*args, &block)
  @example_group_instance.instance_eval_with_args(*args, &block)
end

def instance_eval_with_rescue(context = nil, &block)
  @example_group_instance.instance_eval_with_rescue(self, context, &block)
end

def options
  RSpec.deprecate("`RSpec::Core::Example#options`",
                  :replacement => "`RSpec::Core::Example#metadata`")
  @options
end

def record(results={})
  execution_result.update(results)
end

def record_finished(status, results={})
  finished_at = RSpec::Core::Time.now
  record results.merge(:status => status, :finished_at => finished_at, :run_time => (finished_at - execution_result[:started_at]).to_f)
end

def run(example_group_instance, reporter)
  @example_group_instance = example_group_instance
  RSpec.current_example = self
  start(reporter)
  begin
    unless pending
      with_around_each_hooks do
        begin
          run_before_each
          @example_group_instance.instance_eval_with_args(self, &@example_block)
        rescue Pending::SkipDeclaredInExample => e
          @pending_declared_in_example = e.message
        rescue Exception => e
          set_exception(e)
        ensure
          run_after_each
        end
      end
    end
  rescue Exception => e
    set_exception(e)
  ensure
    @example_group_instance.instance_variables.each do |ivar|
      @example_group_instance.instance_variable_set(ivar, nil)
    end
    @example_group_instance = nil
    begin
      assign_generated_description
    rescue Exception => e
      set_exception(e, "while assigning the example description")
    end
  end
  finish(reporter)
ensure
  RSpec.current_example = nil
end

def run_after_each
  @example_group_class.run_after_each_hooks(self)
  verify_mocks
rescue Exception => e
  set_exception(e, "in an after(:each) hook")
ensure
  @example_group_instance.teardown_mocks_for_rspec
end

def run_before_each
  @example_group_instance.setup_mocks_for_rspec
  @example_group_class.run_before_each_hooks(self)
end

def set_exception(exception, context=nil)
  if @exception && context != :dont_print
    # An error has already been set; we don't want to override it,
    # but we also don't want silence the error, so let's print it.
    msg = <<-EOS
or occurred #{context}
ception.class}: #{exception.message}
rred at #{exception.backtrace.first}
    EOS
    RSpec.configuration.reporter.message(msg)
  end
  @exception ||= exception
end

def start(reporter)
  reporter.example_started(self)
  record :started_at => RSpec::Core::Time.now
end

def verify_mocks
  @example_group_instance.verify_mocks_for_rspec
rescue Exception => e
  set_exception(e, :dont_print)
end

def with_around_each_hooks(&block)
  if around_each_hooks.empty?
    yield
  else
    @example_group_class.run_around_each_hooks(self, Example.procsy(metadata, &block))
  end
rescue Exception => e
  set_exception(e, "in an around(:each) hook")
end