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Only check isnan if applicable #54

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Only check isnan if applicable #54

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ad81ac8
Only check isnan if applicable
ianfiske Sep 29, 2020
500fb81
Add another lookahead dispatch check
ianfiske Sep 30, 2020
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3 changes: 2 additions & 1 deletion Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -6,8 +6,9 @@ LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"

[extras]
Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"

[targets]
test = ["Random", "Test"]
test = ["Dates", "Random", "Test"]
4 changes: 2 additions & 2 deletions src/Statistics.jl
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Expand Up @@ -957,7 +957,7 @@ function _quantilesort!(v::AbstractArray, sorted::Bool, minp::Real, maxp::Real)
sort!(v, 1, lv, Base.Sort.PartialQuickSort(lo:hi), Base.Sort.Forward)
end
ismissing(v[end]) && throw(ArgumentError("quantiles are undefined in presence of missing values"))
isnan(v[end]) && throw(ArgumentError("quantiles are undefined in presence of NaNs"))
applicable(isnan, v[end]) && isnan(v[end]) && throw(ArgumentError("quantiles are undefined in presence of NaNs"))
return v
end

Expand Down Expand Up @@ -985,7 +985,7 @@ end
b = v[j + 1]
end

if isfinite(a) && isfinite(b)
if applicable(isfinite, a) && isfinite(a) && isfinite(b)
return a + γ*(b-a)
else
return (1-γ)*a + γ*b
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3 changes: 3 additions & 0 deletions test/runtests.jl
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Expand Up @@ -2,6 +2,7 @@

using Statistics, Test, Random, LinearAlgebra, SparseArrays
using Test: guardseed
using Dates

Random.seed!(123)

Expand Down Expand Up @@ -559,6 +560,8 @@ end
@test quantile(skipmissing([1, missing, 2]), 0.5) === 1.5
@test quantile([1], 0.5) === 1.0

@test quantile(Millisecond.(1:10), 0.5) == Millisecond(5)

# make sure that type inference works correctly in normal cases
for T in [Int, BigInt, Float64, Float16, BigFloat, Rational{Int}, Rational{BigInt}]
for S in [Float64, Float16, BigFloat, Rational{Int}, Rational{BigInt}]
Expand Down