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Access individual fields of tuples, closures and generators on drop.

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This commit is contained in:
Matthew Jasper 2018-04-27 20:41:30 +01:00
parent 3c43aa5677
commit 902bc0fb1a
5 changed files with 102 additions and 40 deletions
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32
src/test/ui/generator/yield-while-iterating.nll.stderr
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@ -6,20 +6,6 @@ LL | for p in &x { //~ ERROR
LL | yield();
| ------- possible yield occurs here
error[E0597]: borrowed value does not live long enough
--> $DIR/yield-while-iterating.rs:50:17
|
LL | let mut b = || {
| _________________^
LL | | for p in &mut x {
LL | | yield p;
LL | | }
LL | | };
| | ^
| | |
| |_____temporary value only lives until here
| temporary value does not live long enough
error[E0502]: cannot borrow `x` as immutable because it is also borrowed as mutable
--> $DIR/yield-while-iterating.rs:67:20
|
@ -35,21 +21,7 @@ LL | println!("{}", x[0]); //~ ERROR
LL | b.resume();
| - borrow later used here
error[E0597]: borrowed value does not live long enough
--> $DIR/yield-while-iterating.rs:62:17
|
LL | let mut b = || {
| _________________^
LL | | for p in &mut x {
LL | | yield p;
LL | | }
LL | | };
| | ^
| | |
| |_____temporary value only lives until here
| temporary value does not live long enough
error: aborting due to 2 previous errors
error: aborting due to 4 previous errors
Some errors occurred: E0502, E0597, E0626.
Some errors occurred: E0502, E0626.
For more information about an error, try `rustc --explain E0502`.