Update to time 0.3

Author: dtolnay

Cargo.toml

@@ -14,7 +14,7 @@ serde = { version = "1.0", features = ["derive"], optional = true }
 serde-bench = { version = "0.0.7", optional = true }
 serde_json = { version = "1.0", optional = true }
 simd-json = { version = "0.4", optional = true}
-time = "0.1"
+time = "0.3"
 
 [features]
 default = ["performance", "all-libs", "all-files"]

src/lib.rs

@@ -32,7 +32,7 @@ pub fn num_trials() -> Option<usize> {
 }
 
 pub fn throughput(dur: time::Duration, bytes: usize) -> u64 {
-    let mut megabytes_per_second = bytes as u64 / dur.num_microseconds().unwrap() as u64;
+    let mut megabytes_per_second = bytes as u64 / dur.whole_microseconds() as u64;
 
     // Round to two significant digits.
     if megabytes_per_second > 100 {

src/timer.rs

@@ -1,6 +1,6 @@
 use std::cmp;
 
-use time::{Duration, PreciseTime};
+use time::{Duration, Instant};
 
 pub fn bench<T, F>(trials: usize, f: F) -> Duration
 where
@@ -41,7 +41,7 @@ impl Benchmark {
     pub fn start<'a>(&'a mut self) -> Timer<'a> {
         Timer {
             source: self,
-            start: PreciseTime::now(),
+            start: Instant::now(),
             stopped: false,
         }
     }
@@ -53,13 +53,13 @@ impl Benchmark {
 
 pub struct Timer<'a> {
     source: &'a mut Benchmark,
-    start: PreciseTime,
+    start: Instant,
     stopped: bool,
 }
 
 impl<'a> Timer<'a> {
     pub fn stop(&mut self) {
-        let elapsed = self.start.to(PreciseTime::now());
+        let elapsed = self.start.elapsed();
         if self.stopped {
             panic!("already stopped");
         }