4 files changed, 29 insertions, 17 deletions

diff --git a/src/fileutil.rs b/src/fileutil.rs
index d00575b..c124fae 100644
--- a/src/fileutil.rs
+++ b/src/fileutil.rs
@@ -18,7 +18,7 @@ impl Drop for Temp {
         if self.path.as_os_str().is_empty() {
             return;
         }
-        fs::remove_file(&self.path).expect("Failed to clean up temporary file");
+        fs::remove_file(&self.path).expect("failed to clean up temporary file");
     }
 }
 
diff --git a/src/manager/builder.rs b/src/manager/builder.rs
index 037d2a9..9580d07 100644
--- a/src/manager/builder.rs
+++ b/src/manager/builder.rs
@@ -38,9 +38,9 @@ impl fmt::Display for Error {
             f,
             "{} [{}]/[{}]: {}",
             if self.important {
-                "Invalid peer"
+                "invalid peer"
             } else {
-                "Misconfigured peer"
+                "misconfigured peer"
             },
             self.src,
             self.peer,
@@ -108,7 +108,7 @@ impl<'a> ConfigBuilder<'a> {
 
         if p.peer.public_key == self.public_key {
             self.err.push(Error::new(
-                "The local peer cannot be a road warrior",
+                "the local peer cannot be a road warrior",
                 src,
                 &p.peer,
                 true,
@@ -122,7 +122,7 @@ impl<'a> ConfigBuilder<'a> {
             ent
         } else {
             self.err
-                .push(Error::new("Unknown base peer", src, &p.peer, true));
+                .push(Error::new("unknown base peer", src, &p.peer, true));
             return;
         };
         add_peer(&mut self.err, ent, src, &p.peer)
@@ -140,7 +140,7 @@ fn insert_peer<'b>(
 ) -> &'b mut model::Peer {
     match c.peers.entry(p.public_key) {
         hash_map::Entry::Occupied(ent) => {
-            err.push(Error::new("Duplicate public key", src, p, true));
+            err.push(Error::new("duplicate public key", src, p, true));
             ent.into_mut()
         }
         hash_map::Entry::Vacant(ent) => {
@@ -169,7 +169,7 @@ fn find_psk<'a>(
 
     if let Some(ref want_src) = &want.source {
         if *want_src != src.name {
-            return Err(Error::new("Peer source not allowed", src, p, true));
+            return Err(Error::new("peer source not allowed", src, p, true));
         }
     }
 
@@ -199,9 +199,9 @@ fn add_peer(err: &mut Vec<Error>, ent: &mut model::Peer, src: &Source, p: &proto
 
     if removed {
         let msg = if added {
-            "Some IPs removed"
+            "some IPs removed"
         } else {
-            "All IPs removed"
+            "all IPs removed"
         };
         err.push(Error::new(msg, src, p, !added));
     }
diff --git a/src/manager/mod.rs b/src/manager/mod.rs
index 0d180a6..20ec061 100644
--- a/src/manager/mod.rs
+++ b/src/manager/mod.rs
@@ -33,7 +33,7 @@ pub struct Manager {
 impl Manager {
     pub fn new(ifname: OsString, c: config::Config) -> io::Result<Self> {
         let runtime_directory = c.runtime_directory.ok_or_else(|| {
-            io::Error::new(io::ErrorKind::InvalidInput, "Runtime directory required")
+            io::Error::new(io::ErrorKind::InvalidInput, "runtime directory required")
         })?;
         let mut state_path = runtime_directory.clone();
         state_path.push("state.json");
@@ -122,7 +122,7 @@ impl Manager {
         }
         Err(io::Error::new(
             io::ErrorKind::Other,
-            format!("Failed to update required source [{}]", &s.config.url),
+            format!("failed to update required source [{}]", &s.config.url),
         ))
     }
 
@@ -196,9 +196,21 @@ impl Manager {
         let t_cfg = now + time_to_cfg;
 
         if config != self.current {
-            eprintln!("<5>Applying configuration update");
-            for err in &errors {
-                eprintln!("<{}>{}", if err.important() { '4' } else { '5' }, err);
+            if errors.is_empty() {
+                eprintln!("<5>Applying configuration update");
+            } else {
+                eprint!(
+                    "<{}>New update contains errors: ",
+                    if errors.iter().any(|err| err.important()) {
+                        '4'
+                    } else {
+                        '5'
+                    }
+                );
+                for err in &errors {
+                    eprint!("{}; ", err);
+                }
+                eprintln!("applying anyway");
             }
             self.dev.apply_diff(&self.current, &config)?;
             self.current_update(&config);
diff --git a/src/wg.rs b/src/wg.rs
index c210974..6a13d4e 100644
--- a/src/wg.rs
+++ b/src/wg.rs
@@ -44,7 +44,7 @@ impl Device {
 
         let r = proc.output()?;
         if !r.status.success() {
-            return Err(io::Error::new(io::ErrorKind::Other, "Child process failed"));
+            return Err(io::Error::new(io::ErrorKind::Other, "child process failed"));
         }
 
         let mut out = r.stdout;
@@ -52,7 +52,7 @@ impl Device {
             out.remove(out.len() - 1);
         }
         model::Key::from_bytes(&out)
-            .map_err(|_| io::Error::new(io::ErrorKind::InvalidData, "Invalid public key"))
+            .map_err(|_| io::Error::new(io::ErrorKind::InvalidData, "invalid public key"))
     }
 
     pub fn apply_diff(&mut self, old: &model::Config, new: &model::Config) -> io::Result<()> {
@@ -133,7 +133,7 @@ impl Device {
         let r = proc.status()?;
         mem::drop(tmps);
         if !r.success() {
-            return Err(io::Error::new(io::ErrorKind::Other, "Child process failed"));
+            return Err(io::Error::new(io::ErrorKind::Other, "child process failed"));
         }
         Ok(())
     }