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Diffstat (limited to 'tests/ui/generic-associated-types/equality-bound.stderr')
-rw-r--r-- | tests/ui/generic-associated-types/equality-bound.stderr | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tests/ui/generic-associated-types/equality-bound.stderr b/tests/ui/generic-associated-types/equality-bound.stderr new file mode 100644 index 000000000..d78f7a7fb --- /dev/null +++ b/tests/ui/generic-associated-types/equality-bound.stderr @@ -0,0 +1,43 @@ +error: equality constraints are not yet supported in `where` clauses + --> $DIR/equality-bound.rs:1:51 + | +LL | fn sum<I: Iterator<Item = ()>>(i: I) -> i32 where I::Item = i32 { + | ^^^^^^^^^^^^^ not supported + | + = note: see issue #20041 <https://github.com/rust-lang/rust/issues/20041> for more information +help: if `Iterator::Item` is an associated type you're trying to set, use the associated type binding syntax + | +LL - fn sum<I: Iterator<Item = ()>>(i: I) -> i32 where I::Item = i32 { +LL + fn sum<I: Iterator<Item = (), Item = i32>>(i: I) -> i32 where { + | + +error: equality constraints are not yet supported in `where` clauses + --> $DIR/equality-bound.rs:5:41 + | +LL | fn sum2<I: Iterator>(i: I) -> i32 where I::Item = i32 { + | ^^^^^^^^^^^^^ not supported + | + = note: see issue #20041 <https://github.com/rust-lang/rust/issues/20041> for more information +help: if `Iterator::Item` is an associated type you're trying to set, use the associated type binding syntax + | +LL - fn sum2<I: Iterator>(i: I) -> i32 where I::Item = i32 { +LL + fn sum2<I: Iterator<Item = i32>>(i: I) -> i32 where { + | + +error: equality constraints are not yet supported in `where` clauses + --> $DIR/equality-bound.rs:9:41 + | +LL | fn sum3<J: Iterator>(i: J) -> i32 where I::Item = i32 { + | ^^^^^^^^^^^^^ not supported + | + = note: see issue #20041 <https://github.com/rust-lang/rust/issues/20041> for more information + +error[E0433]: failed to resolve: use of undeclared type `I` + --> $DIR/equality-bound.rs:9:41 + | +LL | fn sum3<J: Iterator>(i: J) -> i32 where I::Item = i32 { + | ^ use of undeclared type `I` + +error: aborting due to 4 previous errors + +For more information about this error, try `rustc --explain E0433`. |