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bors 81053b912f Auto merge of #86995 - sexxi-goose:rewrite, r=nikomatsakis 
2229: Rewrite/Refactor Closure Capture Analaysis

While handling all the differnet edge cases the code for the captur analysis got pretty compicated. Looking at the overall picture of the edge cases the rules can still be layed out simply.

Alogithm: https://hackmd.io/D3I_gwvuT-SPnJ22tgJumw

r? `@nikomatsakis`

Closes https://github.com/rust-lang/project-rfc-2229/issues/52
Implementation part of https://github.com/rust-lang/project-rfc-2229/issues/53
2021-07-11 11:25:31 +00:00
..
2229_closure_analysis Auto merge of #86995 - sexxi-goose:rewrite, r=nikomatsakis 2021-07-11 11:25:31 +00:00
closure-expected-type Update ui tests 2021-02-01 18:23:12 +01:00
print diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-array-break-length.rs ty: convert ErrorHandled::Reported to ConstKind::Error. 2020-04-16 19:00:30 +03:00
closure-array-break-length.stderr ty: convert ErrorHandled::Reported to ConstKind::Error. 2020-04-16 19:00:30 +03:00
closure-bounds-cant-promote-superkind-in-struct.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-bounds-cant-promote-superkind-in-struct.stderr give full path of constraint in suggest_constraining_type_param 2021-03-31 09:47:31 +08:00
closure-bounds-static-cant-capture-borrowed.nll.stderr Don't suggest adding 'static lifetime to arguments 2021-05-12 21:43:09 -04:00
closure-bounds-static-cant-capture-borrowed.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-bounds-static-cant-capture-borrowed.stderr Don't suggest adding 'static lifetime to arguments 2021-05-12 21:43:09 -04:00
closure-bounds-subtype.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-bounds-subtype.stderr give full path of constraint in suggest_constraining_type_param 2021-03-31 09:47:31 +08:00
closure-immutable-outer-variable.fixed liveness: Warn about unused captured variables 2020-05-29 17:46:38 +02:00
closure-immutable-outer-variable.rs liveness: Warn about unused captured variables 2020-05-29 17:46:38 +02:00
closure-immutable-outer-variable.rs.fixed remove remaining copyright headers 2018-12-28 21:50:33 +01:00
closure-immutable-outer-variable.stderr liveness: Warn about unused captured variables 2020-05-29 17:46:38 +02:00
closure-move-sync.rs pretty: trim paths of unique symbols 2020-09-02 22:26:37 +03:00
closure-move-sync.stderr pretty.rs: Update Closure and Generator print 2020-09-28 01:27:19 -04:00
closure-no-fn-1.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-no-fn-1.stderr diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-no-fn-2.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-no-fn-2.stderr diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-no-fn-3.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-no-fn-3.stderr pretty.rs: Update Closure and Generator print 2020-09-28 01:27:19 -04:00
closure-no-fn-4.rs diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-no-fn-4.stderr diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-no-fn-5.rs diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-no-fn-5.stderr diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-referencing-itself-issue-25954.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-referencing-itself-issue-25954.stderr Update tests 2019-03-11 23:10:26 +03:00
closure-reform-bad.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-reform-bad.stderr diagnostics: Note capturing closures can't be coerced to fns 2020-11-29 03:35:38 -05:00
closure-return-type-mismatch.rs Explain where the closure return type was inferred 2020-10-22 10:44:55 -04:00
closure-return-type-mismatch.stderr Explain where the closure return type was inferred 2020-10-22 10:44:55 -04:00
closure-wrong-kind.rs Remove licenses 2018-12-25 21:08:33 -07:00
closure-wrong-kind.stderr Update tests 2019-03-11 23:10:26 +03:00
closure_cap_coerce_many_fail.rs Test for coercion between (FnDef | Closure) and (FnDef | Closure) 2020-05-09 11:02:31 +08:00
closure_cap_coerce_many_fail.stderr pretty.rs: Update Closure and Generator print 2020-09-28 01:27:19 -04:00
closure_no_cap_coerce_many_check_pass.rs Test for coercion between (FnDef | Closure) and (FnDef | Closure) 2020-05-09 11:02:31 +08:00
closure_no_cap_coerce_many_run_pass.rs Test for coercion between (FnDef | Closure) and (FnDef | Closure) 2020-05-09 11:02:31 +08:00
closure_no_cap_coerce_many_unsafe_0.mir.stderr Test -Zthir-unsafeck for unsafe function calls 2021-05-11 20:35:38 +02:00
closure_no_cap_coerce_many_unsafe_0.rs Test -Zthir-unsafeck for unsafe function calls 2021-05-11 20:35:38 +02:00
closure_no_cap_coerce_many_unsafe_0.thir.stderr Test -Zthir-unsafeck for unsafe function calls 2021-05-11 20:35:38 +02:00
closure_no_cap_coerce_many_unsafe_1.rs Test for coercion between (FnDef | Closure) and (FnDef | Closure) 2020-05-09 11:02:31 +08:00
coerce-unsafe-closure-to-unsafe-fn-ptr.mir.stderr Test -Zthir-unsafeck for unsafe function calls 2021-05-11 20:35:38 +02:00
coerce-unsafe-closure-to-unsafe-fn-ptr.rs Test -Zthir-unsafeck for unsafe function calls 2021-05-11 20:35:38 +02:00
coerce-unsafe-closure-to-unsafe-fn-ptr.thir.stderr Test -Zthir-unsafeck for unsafe function calls 2021-05-11 20:35:38 +02:00
coerce-unsafe-to-closure.rs Remove compile-fail test suite 2020-12-29 23:39:56 +03:00
coerce-unsafe-to-closure.stderr Remove compile-fail test suite 2020-12-29 23:39:56 +03:00
deeply-nested_closures.rs Avoid exponential behaviour when relating types 2020-02-02 12:10:08 +00:00
diverging-closure.rs Skip tests on emscripten 2020-05-08 00:39:02 +09:00
issue-41366.rs Normalize projection bounds when considering candidates 2020-10-06 11:19:31 +01:00
issue-41366.stderr Add unsized_fn_params feature 2020-10-27 14:45:02 -03:00
issue-46742.rs Test for coercion between (FnDef | Closure) and (FnDef | Closure) 2020-05-09 11:02:31 +08:00
issue-48109.rs Test for coercion between (FnDef | Closure) and (FnDef | Closure) 2020-05-09 11:02:31 +08:00
issue-52437.rs Update tests 2020-06-28 10:08:12 -07:00
issue-52437.stderr Update tests 2020-06-28 10:08:12 -07:00
issue-67123.rs Do not ICE on closure 2019-12-09 18:55:38 +09:00
issue-67123.stderr Tweak suggest_constraining_type_param 2020-03-29 13:13:17 -07:00
issue-68025.rs Fix ICE #68025 2020-01-20 07:06:27 +09:00
issue-72408-nested-closures-exponential.rs Only visit types once when walking the type tree 2020-09-17 20:44:11 -05:00
issue-80313-mutable-borrow-in-closure.rs Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutable-borrow-in-closure.stderr Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutable-borrow-in-move-closure.rs Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutable-borrow-in-move-closure.stderr Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutation-in-closure.rs Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutation-in-closure.stderr Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutation-in-move-closure.rs Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-80313-mutation-in-move-closure.stderr Point to span of upvar making closure FnMut 2021-01-25 16:53:27 +11:00
issue-81700-mut-borrow.rs Fix panic when emitting diagnostic for closure mutable binding error 2021-02-03 12:36:24 -05:00
issue-81700-mut-borrow.stderr Fix panic when emitting diagnostic for closure mutable binding error 2021-02-03 12:36:24 -05:00
issue-82438-mut-without-upvar.rs Skip emitting closure diagnostic when closure_kind_origins has no entry 2021-02-23 09:46:20 -05:00
issue-82438-mut-without-upvar.stderr Skip emitting closure diagnostic when closure_kind_origins has no entry 2021-02-23 09:46:20 -05:00
issue-84128.rs fix reporting return type in some cases 2021-04-16 17:06:19 +02:00
issue-84128.stderr fix reporting return type in some cases 2021-04-16 17:06:19 +02:00
local-type-mix.rs Lower closure prototype after its body. 2021-01-21 22:59:07 +01:00
local-type-mix.stderr Lower closure prototype after its body. 2021-01-21 22:59:07 +01:00
old-closure-arg-call-as.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-arg.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-explicit-types.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-expr-precedence.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-expr-precedence.stderr Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-expression-remove-semicolon.fixed Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-expression-remove-semicolon.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-expression-remove-semicolon.stderr Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-fn-coerce.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-iter-1.rs Move block-related tests 2021-01-01 09:23:10 +09:00
old-closure-iter-2.rs Move block-related tests 2021-01-01 09:23:10 +09:00