Merge pull request #36 from JuliaArrays/teh/fix_35

Fix display of 0-d OffsetArrays on 0.7 and higher

Author: timholy

src/OffsetArrays.jl

@@ -228,8 +228,10 @@ if VERSION >= v"0.7.0-DEV.1790"
     function Base.showarg(io::IO, a::OffsetArray, toplevel)
         print(io, "OffsetArray(")
         Base.showarg(io, parent(a), false)
-        print(io, ", ")
-        printindices(io, indices(a)...)
+        if ndims(a) > 0
+            print(io, ", ")
+            printindices(io, indices(a)...)
+        end
         print(io, ')')
         toplevel && print(io, " with eltype ", eltype(a))
     end

test/runtests.jl

@@ -358,6 +358,8 @@ if VERSION >= v"0.7.0-DEV.1790"
     a = OffsetArray([1 2; 3 4], -1:0, 5:6)
     @test summary(a) == "OffsetArray(::Array{$(Int),2}, -1:0, 5:6) with eltype $(Int) with indices -1:0×5:6"
     @test summary(view(a, :, 5)) == "view(OffsetArray(::Array{Int64,2}, -1:0, 5:6), :, 5) with eltype Int64 with indices -1:0"
+    a = OffsetArray(reshape([1]))
+    @test summary(a) == "0-dimensional OffsetArray(::Array{Int64,0}) with eltype Int64"
 end
 
 @testset "OffsetVector constructors" begin