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author | Hao Huang <hhuang@driver.xyz> | 2017-02-10 16:17:01 -0800 |
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committer | Hao Huang <hhuang@driver.xyz> | 2017-02-10 16:17:01 -0800 |
commit | 1e65b8ad5967d41dc56d7dce015f4bb6c1af26dd (patch) | |
tree | 84221982bcbca6dd461364c865f1cb1273fd62c1 /src/main/scala/xyz/driver/core/date.scala | |
parent | 4adc14f77762f48436f3c56f9328a6e4bedfe824 (diff) | |
download | driver-core-1e65b8ad5967d41dc56d7dce015f4bb6c1af26dd.tar.gz driver-core-1e65b8ad5967d41dc56d7dce015f4bb6c1af26dd.tar.bz2 driver-core-1e65b8ad5967d41dc56d7dce015f4bb6c1af26dd.zip |
Add the companion ordering object for Date
Diffstat (limited to 'src/main/scala/xyz/driver/core/date.scala')
-rw-r--r-- | src/main/scala/xyz/driver/core/date.scala | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/main/scala/xyz/driver/core/date.scala b/src/main/scala/xyz/driver/core/date.scala index bb88501..f0b9bf6 100644 --- a/src/main/scala/xyz/driver/core/date.scala +++ b/src/main/scala/xyz/driver/core/date.scala @@ -26,6 +26,16 @@ object date { } object Date { + implicit def dateOrdering: Ordering[Date] = Ordering.fromLessThan { (date1, date2) => + if (date1.year != date2.year) { + date1.year < date2.year + } else if (date1.month != date2.month) { + date1.month < date2.month + } else { + date1.day < date2.day + } + } + def fromString(dateString: String): Option[Date] = { util.Try(dateString.split("-").map(_.toInt)).toOption collect { case Array(year, month, day) if (1 to 12 contains month) && (1 to 31 contains day) => |