fix newly introduced clippy lints

postgres-protocol/src/message/backend.rs

@@ -591,7 +591,7 @@ pub struct ColumnFormats<'a> {
     remaining: u16,
 }
 
-impl<'a> FallibleIterator for ColumnFormats<'a> {
+impl FallibleIterator for ColumnFormats<'_> {
     type Item = u16;
     type Error = io::Error;
 
@@ -695,7 +695,7 @@ pub struct DataRowRanges<'a> {
     remaining: u16,
 }
 
-impl<'a> FallibleIterator for DataRowRanges<'a> {
+impl FallibleIterator for DataRowRanges<'_> {
     type Item = Option<Range<usize>>;
     type Error = io::Error;
 
@@ -783,7 +783,7 @@ pub struct ErrorField<'a> {
     value: &'a str,
 }
 
-impl<'a> ErrorField<'a> {
+impl ErrorField<'_> {
     #[inline]
     pub fn type_(&self) -> u8 {
         self.type_
@@ -849,7 +849,7 @@ pub struct Parameters<'a> {
     remaining: u16,
 }
 
-impl<'a> FallibleIterator for Parameters<'a> {
+impl FallibleIterator for Parameters<'_> {
     type Item = Oid;
     type Error = io::Error;
 

postgres-protocol/src/types/mod.rs

@@ -582,7 +582,7 @@ impl<'a> Array<'a> {
 /// An iterator over the dimensions of an array.
 pub struct ArrayDimensions<'a>(&'a [u8]);
 
-impl<'a> FallibleIterator for ArrayDimensions<'a> {
+impl FallibleIterator for ArrayDimensions<'_> {
     type Item = ArrayDimension;
     type Error = StdBox<dyn Error + Sync + Send>;
 
@@ -950,7 +950,7 @@ pub struct PathPoints<'a> {
     buf: &'a [u8],
 }
 
-impl<'a> FallibleIterator for PathPoints<'a> {
+impl FallibleIterator for PathPoints<'_> {
     type Item = Point;
     type Error = StdBox<dyn Error + Sync + Send>;
 

postgres-types/Cargo.toml

@@ -11,6 +11,7 @@ keywords = ["database", "postgres", "postgresql", "sql"]
 categories = ["database"]
 
 [features]
+default = ["with-chrono-0_4"]
 derive = ["postgres-derive"]
 array-impls = ["array-init"]
 with-bit-vec-0_6 = ["bit-vec-06"]

postgres-types/src/chrono_04.rs

@@ -14,7 +14,7 @@ fn base() -> NaiveDateTime {
         .unwrap()
 }
 
-impl<'a> FromSql<'a> for NaiveDateTime {
+impl FromSql<'_> for NaiveDateTime {
     fn from_sql(_: &Type, raw: &[u8]) -> Result<NaiveDateTime, Box<dyn Error + Sync + Send>> {
         let t = types::timestamp_from_sql(raw)?;
         base()
@@ -39,7 +39,7 @@ impl ToSql for NaiveDateTime {
     to_sql_checked!();
 }
 
-impl<'a> FromSql<'a> for DateTime<Utc> {
+impl FromSql<'_> for DateTime<Utc> {
     fn from_sql(type_: &Type, raw: &[u8]) -> Result<DateTime<Utc>, Box<dyn Error + Sync + Send>> {
         let naive = NaiveDateTime::from_sql(type_, raw)?;
         Ok(Utc.from_utc_datetime(&naive))
@@ -61,7 +61,7 @@ impl ToSql for DateTime<Utc> {
     to_sql_checked!();
 }
 
-impl<'a> FromSql<'a> for DateTime<Local> {
+impl FromSql<'_> for DateTime<Local> {
     fn from_sql(type_: &Type, raw: &[u8]) -> Result<DateTime<Local>, Box<dyn Error + Sync + Send>> {
         let utc = DateTime::<Utc>::from_sql(type_, raw)?;
         Ok(utc.with_timezone(&Local))
@@ -83,7 +83,7 @@ impl ToSql for DateTime<Local> {
     to_sql_checked!();
 }
 
-impl<'a> FromSql<'a> for DateTime<FixedOffset> {
+impl FromSql<'_> for DateTime<FixedOffset> {
     fn from_sql(
         type_: &Type,
         raw: &[u8],
@@ -108,7 +108,7 @@ impl ToSql for DateTime<FixedOffset> {
     to_sql_checked!();
 }
 
-impl<'a> FromSql<'a> for NaiveDate {
+impl FromSql<'_> for NaiveDate {
     fn from_sql(_: &Type, raw: &[u8]) -> Result<NaiveDate, Box<dyn Error + Sync + Send>> {
         let jd = types::date_from_sql(raw)?;
         base()
@@ -123,7 +123,7 @@ impl<'a> FromSql<'a> for NaiveDate {
 impl ToSql for NaiveDate {
     fn to_sql(&self, _: &Type, w: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
         let jd = self.signed_duration_since(base().date()).num_days();
-        if jd > i64::from(i32::max_value()) || jd < i64::from(i32::min_value()) {
+        if jd > i64::from(i32::MAX) || jd < i64::from(i32::MIN) {
             return Err("value too large to transmit".into());
         }
 
@@ -135,7 +135,7 @@ impl ToSql for NaiveDate {
     to_sql_checked!();
 }
 
-impl<'a> FromSql<'a> for NaiveTime {
+impl FromSql<'_> for NaiveTime {
     fn from_sql(_: &Type, raw: &[u8]) -> Result<NaiveTime, Box<dyn Error + Sync + Send>> {
         let usec = types::time_from_sql(raw)?;
         Ok(NaiveTime::from_hms_opt(0, 0, 0).unwrap() + Duration::microseconds(usec))

postgres-types/src/lib.rs

@@ -908,7 +908,7 @@ pub enum Format {
     Binary,
 }
 
-impl<'a, T> ToSql for &'a T
+impl<T> ToSql for &T
 where
     T: ToSql,
 {
@@ -957,7 +957,7 @@ impl<T: ToSql> ToSql for Option<T> {
     to_sql_checked!();
 }
 
-impl<'a, T: ToSql> ToSql for &'a [T] {
+impl<T: ToSql> ToSql for &[T] {
     fn to_sql(&self, ty: &Type, w: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
         let member_type = match *ty.kind() {
             Kind::Array(ref member) => member,
@@ -998,7 +998,7 @@ impl<'a, T: ToSql> ToSql for &'a [T] {
     to_sql_checked!();
 }
 
-impl<'a> ToSql for &'a [u8] {
+impl ToSql for &[u8] {
     fn to_sql(&self, _: &Type, w: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
         types::bytea_to_sql(self, w);
         Ok(IsNull::No)
@@ -1058,7 +1058,7 @@ impl<T: ToSql> ToSql for Box<[T]> {
     to_sql_checked!();
 }
 
-impl<'a> ToSql for Cow<'a, [u8]> {
+impl ToSql for Cow<'_, [u8]> {
     fn to_sql(&self, ty: &Type, w: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
         <&[u8] as ToSql>::to_sql(&self.as_ref(), ty, w)
     }
@@ -1082,7 +1082,7 @@ impl ToSql for Vec<u8> {
     to_sql_checked!();
 }
 
-impl<'a> ToSql for &'a str {
+impl ToSql for &str {
     fn to_sql(&self, ty: &Type, w: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
         match ty.name() {
             "ltree" => types::ltree_to_sql(self, w),
@@ -1103,7 +1103,7 @@ impl<'a> ToSql for &'a str {
     to_sql_checked!();
 }
 
-impl<'a> ToSql for Cow<'a, str> {
+impl ToSql for Cow<'_, str> {
     fn to_sql(&self, ty: &Type, w: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
         <&str as ToSql>::to_sql(&self.as_ref(), ty, w)
     }
@@ -1250,17 +1250,17 @@ impl BorrowToSql for &dyn ToSql {
     }
 }
 
-impl<'a> sealed::Sealed for Box<dyn ToSql + Sync + 'a> {}
+impl sealed::Sealed for Box<dyn ToSql + Sync + '_> {}
 
-impl<'a> BorrowToSql for Box<dyn ToSql + Sync + 'a> {
+impl BorrowToSql for Box<dyn ToSql + Sync + '_> {
     #[inline]
     fn borrow_to_sql(&self) -> &dyn ToSql {
         self.as_ref()
     }
 }
 
-impl<'a> sealed::Sealed for Box<dyn ToSql + Sync + Send + 'a> {}
-impl<'a> BorrowToSql for Box<dyn ToSql + Sync + Send + 'a> {
+impl sealed::Sealed for Box<dyn ToSql + Sync + Send + '_> {}
+impl BorrowToSql for Box<dyn ToSql + Sync + Send + '_> {
     #[inline]
     fn borrow_to_sql(&self) -> &dyn ToSql {
         self.as_ref()