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define generic in in terms of any #55669

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define generic in in terms of any #55669

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ea6f2e3
defined generic `in` in terms of `any`
matthias314 Sep 2, 2024
53cea02
Merge branch 'master' into m3/in-any
aviatesk Sep 6, 2024
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13 changes: 1 addition & 12 deletions base/operators.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -1356,18 +1356,7 @@ used to implement specialized methods.
"""
in(x) = Fix2(in, x)

function in(x, itr::Any)
anymissing = false
for y in itr
v = (y == x)
if ismissing(v)
anymissing = true
elseif v
return true
end
end
return anymissing ? missing : false
end
in(x, itr::Any) = any(==(x), itr)

# Specialized variant of in for Tuple, which can generate typed comparisons for each element
# of the tuple, skipping values that are statically known to be != at compile time.
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