diff options
Diffstat (limited to 'activerecord/lib/active_record/type/date_time.rb')
-rw-r--r-- | activerecord/lib/active_record/type/date_time.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/type/date_time.rb b/activerecord/lib/active_record/type/date_time.rb new file mode 100644 index 0000000000..560d63c101 --- /dev/null +++ b/activerecord/lib/active_record/type/date_time.rb @@ -0,0 +1,33 @@ +module ActiveRecord + module Type + class DateTime < Value # :nodoc: + include TimeValue + + def type + :datetime + end + + private + + def cast_value(string) + return string unless string.is_a?(::String) + return if string.empty? + + fast_string_to_time(string) || fallback_string_to_time(string) + end + + # '0.123456' -> 123456 + # '1.123456' -> 123456 + def microseconds(time) + time[:sec_fraction] ? (time[:sec_fraction] * 1_000_000).to_i : 0 + end + + def fallback_string_to_time(string) + time_hash = ::Date._parse(string) + time_hash[:sec_fraction] = microseconds(time_hash) + + new_time(*time_hash.values_at(:year, :mon, :mday, :hour, :min, :sec, :sec_fraction, :offset)) + end + end + end +end |