Reexport chrono duration

sprinklers_core/src/schedule.rs

@@ -1,13 +1,15 @@
 //! Scheduling for events to run at certain intervals in the future
 
 use chrono::{
-    Date, DateTime, Datelike, Duration as CDuration, Local, NaiveDateTime, NaiveTime, TimeZone,
+    Date, DateTime, Datelike, Local, NaiveDateTime, NaiveTime, TimeZone,
     Weekday,
 };
 use serde::{Deserialize, Serialize};
 use std::cmp;
 use std::iter::FromIterator;
 
+pub use chrono::Duration;
+
 /// A set of times of day (for [Schedule](struct.Schedule.html))
 pub type TimeSet = Vec<NaiveTime>;
 /// A set of days of week (for [Schedule](struct.Schedule.html))
@@ -380,7 +382,7 @@ impl Schedule {
                     .and_time(*time)
                     .map(|date| {
                         if date < reference {
-                            date + CDuration::weeks(1)
+                            date + Duration::weeks(1)
                         } else {
                             date
                         }