mir/pretty: use Option instead of Either<Once, Empty>
#129167
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`Either` is wasteful for a one-or-none iterator, especially since `Once` is already an `option::IntoIter` internally. We don't really need any of the iterator mechanisms in this case, just a single conditional insert.
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r? @Nadrieril rustbot has assigned @Nadrieril. Use |
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👍 @bors r+ rollup |
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matthiaskrgr
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…eril mir/pretty: use `Option` instead of `Either<Once, Empty>` `Either` is wasteful for a one-or-none iterator, especially since `Once` is already an `option::IntoIter` internally. We don't really need any of the iterator mechanisms in this case, just a single conditional insert.
tgross35
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…eril mir/pretty: use `Option` instead of `Either<Once, Empty>` `Either` is wasteful for a one-or-none iterator, especially since `Once` is already an `option::IntoIter` internally. We don't really need any of the iterator mechanisms in this case, just a single conditional insert.
tgross35
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…eril mir/pretty: use `Option` instead of `Either<Once, Empty>` `Either` is wasteful for a one-or-none iterator, especially since `Once` is already an `option::IntoIter` internally. We don't really need any of the iterator mechanisms in this case, just a single conditional insert.
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Aug 17, 2024
Rollup of 9 pull requests Successful merges: - rust-lang#128786 (Detect multiple crate versions on method not found) - rust-lang#128982 (Re-enable more debuginfo tests on Windows) - rust-lang#128989 (Emit an error for invalid use of the linkage attribute) - rust-lang#129115 (Re-enable `dump-ice-to-disk` for Windows) - rust-lang#129164 (Use `ar_archive_writer` for writing COFF import libs on all backends) - rust-lang#129167 (mir/pretty: use `Option` instead of `Either<Once, Empty>`) - rust-lang#129168 (Return correct HirId when finding body owner in diagnostics) - rust-lang#129173 (Fix `is_val_statically_known` for floats) - rust-lang#129185 (Port `run-make/libtest-json/validate_json.py` to Rust) r? `@ghost` `@rustbot` modify labels: rollup
bors
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…iaskrgr Rollup of 6 pull requests Successful merges: - rust-lang#128989 (Emit an error for invalid use of the linkage attribute) - rust-lang#129167 (mir/pretty: use `Option` instead of `Either<Once, Empty>`) - rust-lang#129168 (Return correct HirId when finding body owner in diagnostics) - rust-lang#129191 (rustdoc-json: Clean up serialization and printing.) - rust-lang#129192 (Remove useless attributes in merged doctest generated code) - rust-lang#129196 (Remove a useless ref/id/ref round-trip from `pattern_from_hir`) r? `@ghost` `@rustbot` modify labels: rollup
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Rollup merge of rust-lang#129167 - cuviper:either-once-empty, r=Nadrieril mir/pretty: use `Option` instead of `Either<Once, Empty>` `Either` is wasteful for a one-or-none iterator, especially since `Once` is already an `option::IntoIter` internally. We don't really need any of the iterator mechanisms in this case, just a single conditional insert.
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Eitheris wasteful for a one-or-none iterator, especially sinceOnceis already an
option::IntoIterinternally. We don't really need any ofthe iterator mechanisms in this case, just a single conditional insert.