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Auto merge of #68545 - estebank:verbose-bound-display, r=petrochenkov

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Use better bound names in `-Zverbose` mode

r? @petrochenkov as per https://github.com/rust-lang/rust/pull/67951/files#r365524015
This commit is contained in:
bors
2020-01-26 11:48:34 +00:00
parent 3d8778d767 3fb1810476
commit 698fcd38fa
10 changed files with 23 additions and 19 deletions
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2
src/test/ui/nll/closure-requirements/propagate-from-trait-match.stderr
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@@ -45,7 +45,7 @@ LL | | require(value);
LL | | });
| |_____^
|
= help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error: aborting due to previous error

4
src/test/ui/nll/ty-outlives/impl-trait-outlives.stderr
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@@ -4,7 +4,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | fn no_region<'a, T>(x: Box<T>) -> impl Debug + 'a
| ^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error[E0309]: the parameter type `T` may not live long enough
--> $DIR/impl-trait-outlives.rs:22:42
@@ -12,7 +12,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | fn wrong_region<'a, 'b, T>(x: Box<T>) -> impl Debug + 'a
| ^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error: aborting due to 2 previous errors

4
src/test/ui/nll/ty-outlives/projection-no-regions-closure.stderr
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@@ -31,7 +31,7 @@ error[E0309]: the associated type `<T as std::iter::Iterator>::Item` may not liv
LL | with_signature(x, |mut y| Box::new(y.next()))
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: 'a`...
note: external requirements
--> $DIR/projection-no-regions-closure.rs:34:23
@@ -92,7 +92,7 @@ error[E0309]: the associated type `<T as std::iter::Iterator>::Item` may not liv
LL | with_signature(x, |mut y| Box::new(y.next()))
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: 'a`...
note: external requirements
--> $DIR/projection-no-regions-closure.rs:52:23

4
src/test/ui/nll/ty-outlives/projection-no-regions-fn.stderr
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@@ -4,7 +4,7 @@ error[E0309]: the associated type `<T as std::iter::Iterator>::Item` may not liv
LL | Box::new(x.next())
| ^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: 'a`...
error[E0309]: the associated type `<T as std::iter::Iterator>::Item` may not live long enough
--> $DIR/projection-no-regions-fn.rs:28:5
@@ -12,7 +12,7 @@ error[E0309]: the associated type `<T as std::iter::Iterator>::Item` may not liv
LL | Box::new(x.next())
| ^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `<T as std::iter::Iterator>::Item: 'a`...
error: aborting due to 2 previous errors

4
src/test/ui/nll/ty-outlives/projection-one-region-closure.stderr
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@@ -33,7 +33,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | with_signature(cell, t, |cell, t| require(cell, t));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `T: ReFree(DefId(0:15 ~ projection_one_region_closure[317d]::no_relationships_late[0]), BrNamed(DefId(0:16 ~ projection_one_region_closure[317d]::no_relationships_late[0]::'a[0]), 'a))`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error: lifetime may not live long enough
--> $DIR/projection-one-region-closure.rs:45:39
@@ -82,7 +82,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | with_signature(cell, t, |cell, t| require(cell, t));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error: lifetime may not live long enough
--> $DIR/projection-one-region-closure.rs:56:39

4
src/test/ui/nll/ty-outlives/projection-two-region-trait-bound-closure.stderr
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@@ -32,7 +32,7 @@ error[E0309]: the associated type `<T as Anything<'_#5r, '_#6r>>::AssocType` may
LL | with_signature(cell, t, |cell, t| require(cell, t));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `<T as Anything<'_#5r, '_#6r>>::AssocType: ReFree(DefId(0:17 ~ projection_two_region_trait_bound_closure[317d]::no_relationships_late[0]), BrNamed(DefId(0:18 ~ projection_two_region_trait_bound_closure[317d]::no_relationships_late[0]::'a[0]), 'a))`...
= help: consider adding an explicit lifetime bound `<T as Anything<'_#5r, '_#6r>>::AssocType: 'a`...
note: external requirements
--> $DIR/projection-two-region-trait-bound-closure.rs:48:29
@@ -67,7 +67,7 @@ error[E0309]: the associated type `<T as Anything<'_#6r, '_#7r>>::AssocType` may
LL | with_signature(cell, t, |cell, t| require(cell, t));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `<T as Anything<'_#6r, '_#7r>>::AssocType: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `<T as Anything<'_#6r, '_#7r>>::AssocType: 'a`...
note: external requirements
--> $DIR/projection-two-region-trait-bound-closure.rs:61:29

2
src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.stderr
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@@ -53,7 +53,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | twice(cell, value, |a, b| invoke(a, b));
| ^^^^^^^^^^^^^^^^^^^
|
= help: consider adding an explicit lifetime bound `T: ReFree(DefId(0:12 ~ ty_param_closure_approximate_lower_bound[317d]::generic_fail[0]), BrNamed(DefId(0:13 ~ ty_param_closure_approximate_lower_bound[317d]::generic_fail[0]::'a[0]), 'a))`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error: aborting due to previous error

4
src/test/ui/nll/ty-outlives/ty-param-closure-outlives-from-return-type.stderr
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@@ -31,7 +31,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | with_signature(x, |y| y)
| ^^^^^
|
= help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error[E0309]: the parameter type `T` may not live long enough
--> $DIR/ty-param-closure-outlives-from-return-type.rs:41:5
@@ -39,7 +39,7 @@ error[E0309]: the parameter type `T` may not live long enough
LL | x
| ^
|
= help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
= help: consider adding an explicit lifetime bound `T: 'a`...
error: aborting due to 2 previous errors

4
src/test/ui/nll/ty-outlives/ty-param-closure-outlives-from-where-clause.stderr
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@@ -46,7 +46,7 @@ LL | | require(&x, &y)
LL | | })
| |_____^
|
= help: consider adding an explicit lifetime bound `T: ReFree(DefId(0:11 ~ ty_param_closure_outlives_from_where_clause[317d]::no_region[0]), BrNamed(DefId(0:12 ~ ty_param_closure_outlives_from_where_clause[317d]::no_region[0]::'a[0]), 'a))`...
= help: consider adding an explicit lifetime bound `T: 'a`...
note: external requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:43:26
@@ -126,7 +126,7 @@ LL | | require(&x, &y)
LL | | })
| |_____^
|
= help: consider adding an explicit lifetime bound `T: ReFree(DefId(0:19 ~ ty_param_closure_outlives_from_where_clause[317d]::wrong_region[0]), BrNamed(DefId(0:20 ~ ty_param_closure_outlives_from_where_clause[317d]::wrong_region[0]::'a[0]), 'a))`...
= help: consider adding an explicit lifetime bound `T: 'a`...
note: external requirements
--> $DIR/ty-param-closure-outlives-from-where-clause.rs:77:26