Fix some ambiguity issues related to upstream changes (#53)

Author: lkdvos

Project.toml

@@ -1,7 +1,7 @@
 name = "KroneckerArrays"
 uuid = "05d0b138-81bc-4ff7-84be-08becefb1ccc"
 authors = ["ITensor developers <[email protected]> and contributors"]
-version = "0.2.6"
+version = "0.2.7"
 
 [deps]
 Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"

ext/KroneckerArraysBlockSparseArraysExt/KroneckerArraysBlockSparseArraysExt.jl

@@ -4,14 +4,13 @@ using BlockArrays: Block
 using BlockSparseArrays: BlockIndexVector, GenericBlockIndex
 using KroneckerArrays: CartesianPair, CartesianProduct
 function Base.getindex(
-        b::Block,
-        I1::Union{CartesianPair, CartesianProduct},
-        Irest::Union{CartesianPair, CartesianProduct}...,
-    )
-    return GenericBlockIndex(b, (I1, Irest...))
+        b::Block{N},
+        I::Vararg{Union{CartesianPair, CartesianProduct}, N}
+    ) where {N}
+    return GenericBlockIndex(b, I)
 end
-function Base.getindex(b::Block, I1::CartesianProduct, Irest::CartesianProduct...)
-    return BlockIndexVector(b, (I1, Irest...))
+function Base.getindex(b::Block{N}, I::Vararg{CartesianProduct, N}) where {N}
+    return BlockIndexVector(b, I)
 end
 
 using BlockSparseArrays: BlockSparseArrays, blockrange