Methods
Public Instance methods
local_offset()

DateTimes aren‘t aware of DST rules, so use a consistent non-DST offset when creating a DateTime with an offset in the local zone

    # File vendor/rails/activesupport/lib/active_support/core_ext/date_time/calculations.rb, line 19
19:           def local_offset
20:             ::Time.local(2007).utc_offset.to_r / 86400
21:           end