Many small deriving cleanups - #98741

Merged

bors merged 12 commits into

rust-lang:masterfrom

nnethercote:deriving-cleanups

Jul 1, 2022

Commits on Jun 30, 2022

Use `split_{first,last}` in `cs_fold1`.
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72a1621
Remove unnecessary fields from `EnumNonMatchingCollapsed`.
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7a4fdcb
Remove `Substructure::method_ident`.
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d13fa0d
Remove `{Method,Trait}Def::is_unsafe`.
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1254fe9
Remove `Substructure::self_args`.
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89f6917
Remove some unnecessary `pub`s.
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57d5689
Remove some commented-out code.
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623ebbe

Commits on Jul 1, 2022

`expand_deriving_clone` tweaks.
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78ec19f
Simplify pointer handling.
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b942466
Remove lifetime support in deriving code.
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18fef6b
Rename `Ty::Literal` as `Ty::Path`.
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00307a5
Change `Ty::Tuple` to `Ty::Unit`.
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85e8d94