Fix warnings.

reitermarkus · Jun 29, 2020 · 13f89f5 · 13f89f5
1 parent 265c63c
commit 13f89f5
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Showing 3 changed files with 3 additions and 22 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/src/error.rs b/src/error.rs
@@ -78,18 +78,7 @@ impl fmt::Display for MainError {
     }
 }
 
-impl Error for MainError {
-    fn description(&self) -> &str {
-        use self::MainError::*;
-        match *self {
-            Io(_, ref err) => err.description(),
-            Tag(_, ref msg, _) => msg,
-            Other(_, ref err) => err.description(),
-            OtherOwned(_, ref err) => err,
-            OtherBorrowed(_, ref err) => err,
-        }
-    }
-}
+impl Error for MainError {}
 
 macro_rules! from_impl {
     ($src_ty:ty => $dst_ty:ty, $src:ident -> $e:expr) => {

diff --git a/src/main.rs b/src/main.rs
@@ -44,7 +44,6 @@ mod util;
 #[cfg(windows)]
 mod file_assoc;
 
-use std::error::Error;
 use std::ffi::OsString;
 use std::fs;
 use std::io::{Read, Write};
@@ -456,7 +455,7 @@ fn clean_cache(max_age: u128) -> Result<()> {
             };
             info!("meta_mtime: {:>20?} ms", meta_mtime);
 
-            (meta_mtime <= cutoff)
+            meta_mtime <= cutoff
         };
 
         if remove_dir() {
@@ -826,7 +825,7 @@ fn decide_action_for(
         Ok(meta) => meta,
         Err(err) => {
             info!("recompiling because: failed to load metadata");
-            debug!("get_pkg_metadata error: {}", err.description());
+            debug!("get_pkg_metadata error: {}", err);
             bail!(compile: true)
         }
     };