improve effects of objectid and getindex(::Dict)
#49447
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Seelengrab
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Apr 20, 2023
vchuravy
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Apr 20, 2023
vchuravy
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Apr 20, 2023
aviatesk
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Apr 21, 2023
|
tests added. |
KristofferC
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Apr 21, 2023
base/reflection.jl
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| function objectid(x) | ||
| # objectid is foldable iff it isn't a pointer. | ||
| # Sring, Symbol, Module, and DataType are safe because jl_objectid for them works by value. | ||
| if !ismutable(x) || x isa String || x isa Symbol || x isa Module |
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ismutable doesn't feel right.
Consider
struct F
v::Vector
end
That's not mutable but I don't think objectid is foldable for it.
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Module I think also gets different objectid in different sessions?
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Module is hashed by name and parent name as of #47749. Good catch on F. I think the right test is valid type param
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Build on aarch64-darwin is failing likely due to a |
KristofferC
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Apr 21, 2023
aviatesk
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Apr 25, 2023
aviatesk
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Apr 25, 2023
aviatesk
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getindex(Dict) and objectidobjectid and getindex(::Dict)
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aviatesk
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oscardssmith
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As pointed out in #51594 (comment), this is necessary for the assertion added in #49447 to be valid.
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With these changes (and #49260) we can now tab complete through dictionaries.EDIT: It's not necessary.The
objectidimprovement is needed forDict{Symbol, T}sincehash(Symbol)callsobjectid.