simplify dependent bounds for generics

Author: radhermit

crates/cli/src/service/bugzilla/update.rs

@@ -28,7 +28,7 @@ struct CommentPrivacy<T: FromStr + PartialOrd + Eq + Hash> {
 
 impl<T: FromStr + PartialOrd + Eq + Hash> FromStr for CommentPrivacy<T>
 where
-    <T as FromStr>::Err: fmt::Display + fmt::Debug,
+    T::Err: fmt::Display + fmt::Debug,
 {
     type Err = anyhow::Error;
 

crates/lib/src/args.rs

@@ -38,7 +38,7 @@ impl<T: fmt::Display + FromStr> CsvOrStdin<T> {
 impl<T> FromStr for CsvOrStdin<T>
 where
     T: fmt::Display + FromStr,
-    <T as FromStr>::Err: fmt::Display,
+    T::Err: fmt::Display,
 {
     type Err = Error;
 

crates/lib/src/args/csv.rs

@@ -21,7 +21,7 @@ impl<T: fmt::Display + FromStr> Csv<T> {
 impl<T> FromStr for Csv<T>
 where
     T: fmt::Display + FromStr,
-    <T as FromStr>::Err: fmt::Display,
+    T::Err: fmt::Display,
 {
     type Err = Error;
 

crates/lib/src/args/exists.rs

@@ -26,7 +26,7 @@ impl<T> ExistsOrValues<MaybeStdinVec<T>> {
 impl<T> FromStr for ExistsOrValues<T>
 where
     T: FromStr,
-    <T as FromStr>::Err: fmt::Display,
+    T::Err: fmt::Display,
 {
     type Err = Error;
 

crates/lib/src/args/maybe_stdin.rs

@@ -83,7 +83,7 @@ pub struct MaybeStdin<T> {
 impl<T> FromStr for MaybeStdin<T>
 where
     T: FromStr,
-    <T as FromStr>::Err: fmt::Display,
+    T::Err: fmt::Display,
 {
     type Err = StdinError;
 
@@ -150,7 +150,7 @@ pub struct MaybeStdinVec<T> {
 impl<T> FromStr for MaybeStdinVec<T>
 where
     T: FromStr,
-    <T as FromStr>::Err: fmt::Display,
+    T::Err: fmt::Display,
 {
     type Err = StdinError;
 

crates/lib/src/objects.rs

@@ -68,7 +68,7 @@ pub enum RangeOrValue<T: Eq> {
 impl<T> FromStr for RangeOrValue<T>
 where
     T: FromStr + Eq,
-    <T as FromStr>::Err: std::fmt::Display + std::fmt::Debug,
+    T::Err: std::fmt::Display + std::fmt::Debug,
 {
     type Err = Error;
 
@@ -159,7 +159,7 @@ pub enum RangeOp<T: Eq> {
 impl<T> FromStr for RangeOp<T>
 where
     T: FromStr + Eq,
-    <T as FromStr>::Err: std::fmt::Display + std::fmt::Debug,
+    T::Err: std::fmt::Display + std::fmt::Debug,
 {
     type Err = Error;
 
@@ -211,7 +211,7 @@ pub enum Range<T: Eq> {
 impl<T> FromStr for Range<T>
 where
     T: FromStr + Eq,
-    <T as FromStr>::Err: std::fmt::Display + std::fmt::Debug,
+    T::Err: std::fmt::Display + std::fmt::Debug,
 {
     type Err = Error;
 

crates/lib/src/output.rs

@@ -81,12 +81,12 @@ fn truncate(data: &str, width: usize) -> Cow<'_, str> {
 }
 
 /// Output an iterable field in truncated list format.
-fn truncated_list<W, I, S>(f: &mut W, name: &str, data: I, width: usize) -> io::Result<()>
+fn truncated_list<W, I>(f: &mut W, name: &str, data: I, width: usize) -> io::Result<()>
 where
     W: Write,
-    I: IntoIterator<Item = S>,
-    <I as IntoIterator>::IntoIter: ExactSizeIterator,
-    S: std::fmt::Display,
+    I: IntoIterator,
+    I::IntoIter: ExactSizeIterator,
+    I::Item: std::fmt::Display,
 {
     let mut values = data.into_iter();
     match values.len().cmp(&1) {

crates/lib/src/service/bugzilla/update.rs

@@ -77,7 +77,7 @@ pub enum RangeOrSet<T: FromStr + PartialOrd + Eq + Hash> {
 
 impl<T: FromStr + PartialOrd + Eq + Hash> FromStr for RangeOrSet<T>
 where
-    <T as FromStr>::Err: fmt::Display + fmt::Debug,
+    T::Err: fmt::Display + fmt::Debug,
 {
     type Err = crate::Error;