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error: expected one of `,`, `:`, or `>`, found `=`
--> $DIR/issue-34334.rs:2:29
|
LL | let sr: Vec<(u32, _, _) = vec![];
| -- - ^ expected one of `,`, `:`, or `>`
| | |
| | maybe try to close unmatched angle bracket
| while parsing the type for `sr`
|
help: you might have meant to end the type parameters here
|
LL | let sr: Vec<(u32, _, _)> = vec![];
| +
error[E0277]: a value of type `Vec<(u32, _, _)>` cannot be built from an iterator over elements of type `()`
--> $DIR/issue-34334.rs:5:33
|
LL | let sr2: Vec<(u32, _, _)> = sr.iter().map(|(faction, th_sender, th_receiver)| {}).collect();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ------- required by a bound introduced by this call
| |
| value of type `Vec<(u32, _, _)>` cannot be built from `std::iter::Iterator<Item=()>`
|
= help: the trait `FromIterator<()>` is not implemented for `Vec<(u32, _, _)>`
= help: the trait `FromIterator<T>` is implemented for `Vec<T>`
note: required by a bound in `collect`
--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
|
LL | fn collect<B: FromIterator<Self::Item>>(self) -> B
| ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `collect`
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0277`.
|
