Merge pull request #622 from tkf/unpirate

Remove overloading of 0 arg zip()

Author: oxinabox

Project.toml

@@ -1,6 +1,6 @@
 name = "DataStructures"
 uuid = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
-version = "0.17.15"
+version = "0.17.16"
 
 [deps]
 InteractiveUtils = "b77e0a4c-d291-57a0-90e8-8db25a27a240"

src/sparse_int_set.jl

@@ -210,7 +210,9 @@ struct ZippedSparseIntSetIterator{VT,IT}
     end
 end
 
-Base.zip(s::SparseIntSet...;kwargs...) = ZippedSparseIntSetIterator(s...;kwargs...)
+function Base.zip(s0::SparseIntSet, s::SparseIntSet...; kwargs...)
+    return ZippedSparseIntSetIterator(s0, s...; kwargs...)
+end
 
 length(it::ZippedSparseIntSetIterator) = length(it.shortest_set)
 

test/test_sparse_int_set.jl

@@ -185,5 +185,8 @@ import DataStructures: SparseIntSet
 	    end
 	    @test s1 == 4*24
 	end
+        if VERSION >= v"1.1"
+            @test zip() isa Iterators.Zip  # issue 621
+        end
 
 end