Merge pull request #813 from vks/fix-dyn-warn

Fix deprecation warnings about dyn keyword

rand_jitter/README.md

@@ -56,7 +56,7 @@ fn get_nstime() -> u64 {
     dur.as_secs() << 30 | dur.subsec_nanos() as u64
 }
 
-fn main() -> Result<(), Box<Error>> {
+fn main() -> Result<(), Box<dyn Error>> {
     let mut rng = JitterRng::new_with_timer(get_nstime);
 
     // 1_000_000 results are required for the

src/distributions/other.rs

@@ -182,7 +182,7 @@ mod tests {
 
     #[test]
     fn test_misc() {
-        let rng: &mut RngCore = &mut ::test::rng(820);
+        let rng: &mut dyn RngCore = &mut ::test::rng(820);
 
         rng.sample::<char, _>(Standard);
         rng.sample::<bool, _>(Standard);

src/distributions/weighted/mod.rs

@@ -225,7 +225,7 @@ impl ::std::error::Error for WeightedError {
     fn description(&self) -> &str {
         self.msg()
     }
-    fn cause(&self) -> Option<&::std::error::Error> {
+    fn cause(&self) -> Option<&dyn (::std::error::Error)> {
         None
     }
 }

src/lib.rs

@@ -649,7 +649,7 @@ mod test {
     fn test_rng_trait_object() {
         use distributions::{Distribution, Standard};
         let mut rng = rng(109);
-        let mut r = &mut rng as &mut RngCore;
+        let mut r = &mut rng as &mut dyn RngCore;
         r.next_u32();
         r.gen::<i32>();
         assert_eq!(r.gen_range(0, 1), 0);
@@ -661,7 +661,7 @@ mod test {
     fn test_rng_boxed_trait() {
         use distributions::{Distribution, Standard};
         let rng = rng(110);
-        let mut r = Box::new(rng) as Box<RngCore>;
+        let mut r = Box::new(rng) as Box<dyn RngCore>;
         r.next_u32();
         r.gen::<i32>();
         assert_eq!(r.gen_range(0, 1), 0);