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If we encounter a borrow error on `vec![1, 2, 3].iter()`, suggest `into_iter`. Fix #68445.
26 lines
930 B
Plaintext
26 lines
930 B
Plaintext
error[E0716]: temporary value dropped while borrowed
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--> $DIR/borrowck-let-suggestion.rs:2:17
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LL | let mut x = vec![1].iter();
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| ^^^^^^^ - temporary value is freed at the end of this statement
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| |
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| creates a temporary value which is freed while still in use
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LL |
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LL | x.use_mut();
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| - borrow later used here
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= note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info)
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help: consider consuming the `Vec<i32>` when turning it into an `Iterator`
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LL | let mut x = vec![1].into_iter();
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| ~~~~~~~~~
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help: consider using a `let` binding to create a longer lived value
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LL ~ let binding = vec![1];
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LL ~ let mut x = binding.iter();
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0716`.
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