Add bin and edit workflow

bin/gems/safe_yaml-1.0.5/lib/safe_yaml/parse/date.rb

@@ -0,0 +1,37 @@
+require 'time'
+
+module SafeYAML
+  class Parse
+    class Date
+      # This one's easy enough :)
+      DATE_MATCHER = /\A(\d{4})-(\d{2})-(\d{2})\Z/.freeze
+
+      # This unbelievable little gem is taken basically straight from the YAML spec, but made
+      # slightly more readable (to my poor eyes at least) to me:
+      # http://yaml.org/type/timestamp.html
+      TIME_MATCHER = /\A\d{4}-\d{1,2}-\d{1,2}(?:[Tt]|\s+)\d{1,2}:\d{2}:\d{2}(?:\.\d*)?\s*(?:Z|[-+]\d{1,2}(?::?\d{2})?)?\Z/.freeze
+
+      SECONDS_PER_DAY = 60 * 60 * 24
+      MICROSECONDS_PER_SECOND = 1000000
+
+      # So this is weird. In Ruby 1.8.7, the DateTime#sec_fraction method returned fractional
+      # seconds in units of DAYS for some reason. In 1.9.2, they changed the units -- much more
+      # reasonably -- to seconds.
+      SEC_FRACTION_MULTIPLIER = RUBY_VERSION == "1.8.7" ? (SECONDS_PER_DAY * MICROSECONDS_PER_SECOND) : MICROSECONDS_PER_SECOND
+
+      # The DateTime class has a #to_time method in Ruby 1.9+;
+      # Before that we'll just need to convert DateTime to Time ourselves.
+      TO_TIME_AVAILABLE = DateTime.instance_methods.include?(:to_time)
+
+      def self.value(value)
+        d = DateTime.parse(value)
+
+        return d.to_time if TO_TIME_AVAILABLE
+
+        usec = d.sec_fraction * SEC_FRACTION_MULTIPLIER
+        time = Time.utc(d.year, d.month, d.day, d.hour, d.min, d.sec, usec) - (d.offset * SECONDS_PER_DAY)
+        time.getlocal
+      end
+    end
+  end
+end