Refactor sync::Once - #65719

Merged

bors merged 12 commits into

rust-lang:masterfrom

pitdicker:refactor_sync_once

Nov 10, 2019

Commits on Oct 23, 2019

Rename state to state_and_queue
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committed
2ab812c
Simplify loop conditions in RUNNING and add comments
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7f1e166
Don't mutate waiter nodes
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1479c22

Commits on Oct 24, 2019

Commits on Oct 25, 2019

Mention park guarantee
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3712bb6

Commits on Nov 5, 2019

Don't mutate node.next
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4c66658

Commits on Nov 9, 2019

Run rustfmt on libstd/sync/once.rs
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b05e200