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Fix borrow so it fails in 2018 edition Fixes #1141 #1152

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Merged
merged 3 commits into from
Apr 15, 2019
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Fix borrow so it fails in 2018 edition Fixes #1141 #1152

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7868b8f
Fix borrow so it fails in 2018 edition Fixes #1141
gurgalex Feb 5, 2019
d960310
Only trigger E505.
gurgalex Feb 20, 2019
4e85201
Emit both E0385 and E0505. Work with 2015/2018 edition
gurgalex Feb 20, 2019
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4 changes: 3 additions & 1 deletion src/scope/borrow.md
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Original file line number Diff line number Diff line change
Expand Up @@ -34,10 +34,12 @@ fn main() {
let _ref_to_i32: &i32 = &boxed_i32;

// Error!
// Can't destroy `boxed_i32` while the inner value is borrowed.
// Can't destroy `boxed_i32` while the inner value is borrowed later in scope.
eat_box_i32(boxed_i32);
// FIXME ^ Comment out this line

// Attempt to borrow `_ref_to_i32` after inner value is destroyed
borrow_i32(_ref_to_i32);
// `_ref_to_i32` goes out of scope and is no longer borrowed.
}

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