Error with PrettyTables for DenseAxisArray

[hellemo]

julia> # Read solution values for u
       pretty_table(table(u, :u, :car, :year))
ERROR: type Int64 has no field I
Stacktrace:
  [1] getproperty
    @ ./Base.jl:37 [inlined]
  [2] iterate(iter::CartesianIndices{2, Tuple{Base.OneTo{Int64}, Base.OneTo{Int64}}}, state::Int64)
    @ Base.IteratorsMD ./multidimensional.jl:402
  [3] iterate(t::SparseVariables.SolutionTableDense, state::Int64)
    @ SparseVariables ~/code/SparseVariables.jl/src/tables.jl:92
  [4] iterate
    @ ~/.julia/packages/Tables/fouQB/src/tofromdatavalues.jl:53 [inlined]
  [5] _preprocess_Tables_row(data::SparseVariables.SolutionTableDense, header::Nothing)
    @ PrettyTables ~/.julia/packages/PrettyTables/h6QBK/src/private.jl:107
  [6] #_pretty_table#68
    @ ~/.julia/packages/PrettyTables/h6QBK/src/private.jl:261 [inlined]
  [7] _pretty_table
    @ ~/.julia/packages/PrettyTables/h6QBK/src/private.jl:250 [inlined]
  [8] #pretty_table#60
    @ ~/.julia/packages/PrettyTables/h6QBK/src/print.jl:702 [inlined]
  [9] pretty_table(data::SparseVariables.SolutionTableDense)
    @ PrettyTables ~/.julia/packages/PrettyTables/h6QBK/src/print.jl:700
 [10] top-level scope
    @ REPL[54]:2

[trulsf]

This is due to a slight strange use of the iterate() function in PrettyTables with an easy fix. I will submit an issue (or a PR).

[trulsf]

Submitted as a PR: ronisbr/PrettyTables.jl#182

[hellemo]

Works on current PrettyTables.jl master.