Shorten def_span for more items.

Author: cjgillot

clippy_lints/src/operators/numeric_arithmetic.rs

@@ -96,11 +96,12 @@ impl Context {
     }
 
     pub fn enter_body(&mut self, cx: &LateContext<'_>, body: &hir::Body<'_>) {
-        let body_owner = cx.tcx.hir().body_owner_def_id(body.id());
+        let body_owner = cx.tcx.hir().body_owner(body.id());
+        let body_owner_def_id = cx.tcx.hir().local_def_id(body_owner);
 
-        match cx.tcx.hir().body_owner_kind(body_owner) {
+        match cx.tcx.hir().body_owner_kind(body_owner_def_id) {
             hir::BodyOwnerKind::Static(_) | hir::BodyOwnerKind::Const => {
-                let body_span = cx.tcx.def_span(body_owner);
+                let body_span = cx.tcx.hir().span_with_body(body_owner);
 
                 if let Some(span) = self.const_span {
                     if span.contains(body_span) {
@@ -115,7 +116,7 @@ impl Context {
 
     pub fn body_post(&mut self, cx: &LateContext<'_>, body: &hir::Body<'_>) {
         let body_owner = cx.tcx.hir().body_owner(body.id());
-        let body_span = cx.tcx.hir().span(body_owner);
+        let body_span = cx.tcx.hir().span_with_body(body_owner);
 
         if let Some(span) = self.const_span {
             if span.contains(body_span) {

tests/ui/crashes/ice-6252.stderr

@@ -25,7 +25,7 @@ error[E0046]: not all trait items implemented, missing: `VAL`
   --> $DIR/ice-6252.rs:10:1
    |
 LL |     const VAL: T;
-   |     ------------- `VAL` from trait
+   |     ------------ `VAL` from trait
 ...
 LL | impl<N, M> TypeVal<usize> for Multiply<N, M> where N: TypeVal<VAL> {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `VAL` in implementation

tests/ui/derive_hash_xor_eq.stderr

@@ -8,12 +8,8 @@ LL | #[derive(Hash)]
 note: `PartialEq` implemented here
   --> $DIR/derive_hash_xor_eq.rs:15:1
    |
-LL | / impl PartialEq for Bar {
-LL | |     fn eq(&self, _: &Bar) -> bool {
-LL | |         true
-LL | |     }
-LL | | }
-   | |_^
+LL | impl PartialEq for Bar {
+   | ^^^^^^^^^^^^^^^^^^^^^^
    = note: this error originates in the derive macro `Hash` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: you are deriving `Hash` but have implemented `PartialEq` explicitly
@@ -25,12 +21,8 @@ LL | #[derive(Hash)]
 note: `PartialEq` implemented here
   --> $DIR/derive_hash_xor_eq.rs:24:1
    |
-LL | / impl PartialEq<Baz> for Baz {
-LL | |     fn eq(&self, _: &Baz) -> bool {
-LL | |         true
-LL | |     }
-LL | | }
-   | |_^
+LL | impl PartialEq<Baz> for Baz {
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = note: this error originates in the derive macro `Hash` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: you are implementing `Hash` explicitly but have derived `PartialEq`

tests/ui/derive_ord_xor_partial_ord.stderr

@@ -8,12 +8,8 @@ LL | #[derive(Ord, PartialEq, Eq)]
 note: `PartialOrd` implemented here
   --> $DIR/derive_ord_xor_partial_ord.rs:24:1
    |
-LL | / impl PartialOrd for DeriveOrd {
-LL | |     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-LL | |         Some(other.cmp(self))
-LL | |     }
-LL | | }
-   | |_^
+LL | impl PartialOrd for DeriveOrd {
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: you are deriving `Ord` but have implemented `PartialOrd` explicitly
@@ -25,12 +21,8 @@ LL | #[derive(Ord, PartialEq, Eq)]
 note: `PartialOrd` implemented here
   --> $DIR/derive_ord_xor_partial_ord.rs:33:1
    |
-LL | / impl PartialOrd<DeriveOrdWithExplicitTypeVariable> for DeriveOrdWithExplicitTypeVariable {
-LL | |     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-LL | |         Some(other.cmp(self))
-LL | |     }
-LL | | }
-   | |_^
+LL | impl PartialOrd<DeriveOrdWithExplicitTypeVariable> for DeriveOrdWithExplicitTypeVariable {
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: you are implementing `Ord` explicitly but have derived `PartialOrd`

tests/ui/needless_pass_by_value.stderr

@@ -124,7 +124,7 @@ help: consider marking this type as `Copy`
   --> $DIR/needless_pass_by_value.rs:123:1
    |
 LL | struct CopyWrapper(u32);
-   | ^^^^^^^^^^^^^^^^^^^^^^^^
+   | ^^^^^^^^^^^^^^^^^^
 
 error: this argument is passed by value, but not consumed in the function body
   --> $DIR/needless_pass_by_value.rs:131:29
@@ -136,7 +136,7 @@ help: consider marking this type as `Copy`
   --> $DIR/needless_pass_by_value.rs:123:1
    |
 LL | struct CopyWrapper(u32);
-   | ^^^^^^^^^^^^^^^^^^^^^^^^
+   | ^^^^^^^^^^^^^^^^^^
 
 error: this argument is passed by value, but not consumed in the function body
   --> $DIR/needless_pass_by_value.rs:131:45
@@ -148,7 +148,7 @@ help: consider marking this type as `Copy`
   --> $DIR/needless_pass_by_value.rs:123:1
    |
 LL | struct CopyWrapper(u32);
-   | ^^^^^^^^^^^^^^^^^^^^^^^^
+   | ^^^^^^^^^^^^^^^^^^
 
 error: this argument is passed by value, but not consumed in the function body
   --> $DIR/needless_pass_by_value.rs:131:61
@@ -160,7 +160,7 @@ help: consider marking this type as `Copy`
   --> $DIR/needless_pass_by_value.rs:123:1
    |
 LL | struct CopyWrapper(u32);
-   | ^^^^^^^^^^^^^^^^^^^^^^^^
+   | ^^^^^^^^^^^^^^^^^^
 
 error: this argument is passed by value, but not consumed in the function body
   --> $DIR/needless_pass_by_value.rs:143:40