lib/tzinfo/offset_rationals.rb in tzinfo-0.3.10 vs lib/tzinfo/offset_rationals.rb in tzinfo-0.3.11
- old
+ new
@@ -18,73 +18,76 @@
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#++
+require 'rational'
+require 'tzinfo/ruby_core_support'
+
module TZInfo
# Provides a method for getting Rationals for a timezone offset in seconds.
# Pre-reduced rationals are returned for all the half-hour intervals between
# -14 and +14 hours to avoid having to call gcd at runtime.
module OffsetRationals #:nodoc:
@@rational_cache = {
- -50400 => Rational.send(:new!, -7,12),
- -48600 => Rational.send(:new!, -9,16),
- -46800 => Rational.send(:new!, -13,24),
- -45000 => Rational.send(:new!, -25,48),
- -43200 => Rational.send(:new!, -1,2),
- -41400 => Rational.send(:new!, -23,48),
- -39600 => Rational.send(:new!, -11,24),
- -37800 => Rational.send(:new!, -7,16),
- -36000 => Rational.send(:new!, -5,12),
- -34200 => Rational.send(:new!, -19,48),
- -32400 => Rational.send(:new!, -3,8),
- -30600 => Rational.send(:new!, -17,48),
- -28800 => Rational.send(:new!, -1,3),
- -27000 => Rational.send(:new!, -5,16),
- -25200 => Rational.send(:new!, -7,24),
- -23400 => Rational.send(:new!, -13,48),
- -21600 => Rational.send(:new!, -1,4),
- -19800 => Rational.send(:new!, -11,48),
- -18000 => Rational.send(:new!, -5,24),
- -16200 => Rational.send(:new!, -3,16),
- -14400 => Rational.send(:new!, -1,6),
- -12600 => Rational.send(:new!, -7,48),
- -10800 => Rational.send(:new!, -1,8),
- -9000 => Rational.send(:new!, -5,48),
- -7200 => Rational.send(:new!, -1,12),
- -5400 => Rational.send(:new!, -1,16),
- -3600 => Rational.send(:new!, -1,24),
- -1800 => Rational.send(:new!, -1,48),
- 0 => Rational.send(:new!, 0,1),
- 1800 => Rational.send(:new!, 1,48),
- 3600 => Rational.send(:new!, 1,24),
- 5400 => Rational.send(:new!, 1,16),
- 7200 => Rational.send(:new!, 1,12),
- 9000 => Rational.send(:new!, 5,48),
- 10800 => Rational.send(:new!, 1,8),
- 12600 => Rational.send(:new!, 7,48),
- 14400 => Rational.send(:new!, 1,6),
- 16200 => Rational.send(:new!, 3,16),
- 18000 => Rational.send(:new!, 5,24),
- 19800 => Rational.send(:new!, 11,48),
- 21600 => Rational.send(:new!, 1,4),
- 23400 => Rational.send(:new!, 13,48),
- 25200 => Rational.send(:new!, 7,24),
- 27000 => Rational.send(:new!, 5,16),
- 28800 => Rational.send(:new!, 1,3),
- 30600 => Rational.send(:new!, 17,48),
- 32400 => Rational.send(:new!, 3,8),
- 34200 => Rational.send(:new!, 19,48),
- 36000 => Rational.send(:new!, 5,12),
- 37800 => Rational.send(:new!, 7,16),
- 39600 => Rational.send(:new!, 11,24),
- 41400 => Rational.send(:new!, 23,48),
- 43200 => Rational.send(:new!, 1,2),
- 45000 => Rational.send(:new!, 25,48),
- 46800 => Rational.send(:new!, 13,24),
- 48600 => Rational.send(:new!, 9,16),
- 50400 => Rational.send(:new!, 7,12)}
+ -50400 => RubyCoreSupport.rational_new!(-7,12),
+ -48600 => RubyCoreSupport.rational_new!(-9,16),
+ -46800 => RubyCoreSupport.rational_new!(-13,24),
+ -45000 => RubyCoreSupport.rational_new!(-25,48),
+ -43200 => RubyCoreSupport.rational_new!(-1,2),
+ -41400 => RubyCoreSupport.rational_new!(-23,48),
+ -39600 => RubyCoreSupport.rational_new!(-11,24),
+ -37800 => RubyCoreSupport.rational_new!(-7,16),
+ -36000 => RubyCoreSupport.rational_new!(-5,12),
+ -34200 => RubyCoreSupport.rational_new!(-19,48),
+ -32400 => RubyCoreSupport.rational_new!(-3,8),
+ -30600 => RubyCoreSupport.rational_new!(-17,48),
+ -28800 => RubyCoreSupport.rational_new!(-1,3),
+ -27000 => RubyCoreSupport.rational_new!(-5,16),
+ -25200 => RubyCoreSupport.rational_new!(-7,24),
+ -23400 => RubyCoreSupport.rational_new!(-13,48),
+ -21600 => RubyCoreSupport.rational_new!(-1,4),
+ -19800 => RubyCoreSupport.rational_new!(-11,48),
+ -18000 => RubyCoreSupport.rational_new!(-5,24),
+ -16200 => RubyCoreSupport.rational_new!(-3,16),
+ -14400 => RubyCoreSupport.rational_new!(-1,6),
+ -12600 => RubyCoreSupport.rational_new!(-7,48),
+ -10800 => RubyCoreSupport.rational_new!(-1,8),
+ -9000 => RubyCoreSupport.rational_new!(-5,48),
+ -7200 => RubyCoreSupport.rational_new!(-1,12),
+ -5400 => RubyCoreSupport.rational_new!(-1,16),
+ -3600 => RubyCoreSupport.rational_new!(-1,24),
+ -1800 => RubyCoreSupport.rational_new!(-1,48),
+ 0 => RubyCoreSupport.rational_new!(0,1),
+ 1800 => RubyCoreSupport.rational_new!(1,48),
+ 3600 => RubyCoreSupport.rational_new!(1,24),
+ 5400 => RubyCoreSupport.rational_new!(1,16),
+ 7200 => RubyCoreSupport.rational_new!(1,12),
+ 9000 => RubyCoreSupport.rational_new!(5,48),
+ 10800 => RubyCoreSupport.rational_new!(1,8),
+ 12600 => RubyCoreSupport.rational_new!(7,48),
+ 14400 => RubyCoreSupport.rational_new!(1,6),
+ 16200 => RubyCoreSupport.rational_new!(3,16),
+ 18000 => RubyCoreSupport.rational_new!(5,24),
+ 19800 => RubyCoreSupport.rational_new!(11,48),
+ 21600 => RubyCoreSupport.rational_new!(1,4),
+ 23400 => RubyCoreSupport.rational_new!(13,48),
+ 25200 => RubyCoreSupport.rational_new!(7,24),
+ 27000 => RubyCoreSupport.rational_new!(5,16),
+ 28800 => RubyCoreSupport.rational_new!(1,3),
+ 30600 => RubyCoreSupport.rational_new!(17,48),
+ 32400 => RubyCoreSupport.rational_new!(3,8),
+ 34200 => RubyCoreSupport.rational_new!(19,48),
+ 36000 => RubyCoreSupport.rational_new!(5,12),
+ 37800 => RubyCoreSupport.rational_new!(7,16),
+ 39600 => RubyCoreSupport.rational_new!(11,24),
+ 41400 => RubyCoreSupport.rational_new!(23,48),
+ 43200 => RubyCoreSupport.rational_new!(1,2),
+ 45000 => RubyCoreSupport.rational_new!(25,48),
+ 46800 => RubyCoreSupport.rational_new!(13,24),
+ 48600 => RubyCoreSupport.rational_new!(9,16),
+ 50400 => RubyCoreSupport.rational_new!(7,12)}
# Returns a Rational expressing the fraction of a day that offset in
# seconds represents (i.e. equivalent to Rational(offset, 86400)).
def rational_for_offset(offset)
@@rational_cache[offset] || Rational(offset, 86400)