end_of_year()
public
Returns a new Time representing the end of the
year (31st of december; DateTime objects will
have time set to 23:59:59)
# File activesupport/lib/active_support/core_ext/date/calculations.rb, line 262
def end_of_year
self.acts_like?(:time) ? change(:month => 12, :day => 31, :hour => 23, :min => 59, :sec => 59) : change(:month => 12, :day => 31)
end