8 pub struct Duration(u64);  struct
10 impl Duration {  impl
14     pub fn new(sec: u64, nanos: u32) -> Duration {  in new()
20     pub fn from_days(days: u64) -> Duration {  in from_days()
26     pub fn from_hours(hours: u64) -> Duration {  in from_hours()
32     pub fn from_mins(mins: u64) -> Duration {  in from_mins()
38     pub fn from_secs(secs: u64) -> Duration {  in from_secs()
44     pub fn from_millis(millis: u64) -> Duration {  in from_millis()
104     pub fn from_u64(ts: u64) -> Duration {  in from_u64()
116 impl From<u64> for Duration {  implementation
119     fn from(ts: u64) -> Duration {  in from()
124 impl Add for Duration {  implementation
128     fn add(self, rhs: Duration) -> Duration {  in add()
133 impl AddAssign for Duration {  implementation
135     fn add_assign(&mut self, rhs: Duration) {  in add_assign()
140 impl Sub for Duration {  implementation
144     fn sub(self, rhs: Duration) -> Duration {  in sub()
149 impl SubAssign for Duration {  implementation
151     fn sub_assign(&mut self, rhs: Duration) {  in sub_assign()
156 impl Mul<u32> for Duration {  implementation
160     fn mul(self, rhs: u32) -> Duration {  in mul()
165 impl MulAssign<u32> for Duration {  implementation
172 impl Div<u32> for Duration {  implementation
176     fn div(self, rhs: u32) -> Duration {  in div()
181 impl DivAssign<u32> for Duration {  implementation
188 impl Into<time::Duration> for Duration {  implementation
190     fn into(self) -> time::Duration {  in into()
195 impl From<time::Duration> for Duration {  implementation
197     fn from(duration_sys: time::Duration) -> Duration {  in from()