Using named tuples with type variables sometimes leads to errors when the NamedTupleTools package is loaded. In particular, the pirated fieldtypes function causes errors, e.g., when printing the documentation (example code uses Julia 1.8 and NamedTupleTools 0.14.1):
w/o NamedTupleTools (expected behavior)
julia> const Foo{T} = @NamedTuple{a::T}
NamedTuple{(:a,), Tuple{T}} where T
help?> Foo
search: Foo floor pointer_from_objref OverflowError RoundFromZero unsafe_copyto! functionloc StackOverflowError @functionloc OutOfMemoryError UndefKeywordError unsafe_pointer_to_objref
No documentation found.
Summary
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struct NamedTuple{(:a,), Tuple{T}}
Fields
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a :: T
Using named tuples with type variables sometimes leads to errors when the NamedTupleTools package is loaded. In particular, the pirated
fieldtypesfunction causes errors, e.g., when printing the documentation (example code uses Julia 1.8 and NamedTupleTools 0.14.1):w/o NamedTupleTools (expected behavior)
w/ NamedTupleTools
Notably, this breaks otherwise valid Julia code by just
usingthe NamedTupleTools package.