Various fixes

.travis.yml

@@ -5,6 +5,7 @@ os:
 julia:
   - 1.0
   - 1.1
+  - 1.2
   - nightly
 matrix:
   allow_failures:

Project.toml

@@ -0,0 +1,20 @@
+name = "TableView"
+uuid = "40c74d1a-b44c-5b06-a7c1-6cbea58ea978"
+
+[deps]
+Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
+JSExpr = "97c1335a-c9c5-57fe-bc5d-ec35cebe8660"
+JSON = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
+Observables = "510215fc-4207-5dde-b226-833fc4488ee2"
+Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
+UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
+WebIO = "0f1e0344-ec1d-5b48-a673-e5cf874b6c29"
+
+[compat]
+julia = "≥ 0.7.0"
+
+[extras]
+Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+
+[targets]
+test = ["Test"]

src/TableView.jl

@@ -28,6 +28,10 @@ struct IteratorAndFirst{F, T}
         first = iterate(x)
         return new{typeof(first), typeof(x)}(first, x, len)
     end
+    function IteratorAndFirst(first, x)
+        len = Base.haslength(x) ? length(x) + 1 : 1
+        return new{typeof(first), typeof(x)}(first, x, len)
+    end
 end
 Base.IteratorSize(::Type{IteratorAndFirst{F, T}}) where {F, T} = Base.IteratorSize(T)
 Base.length(x::IteratorAndFirst) = x.len
@@ -39,6 +43,8 @@ function Base.iterate(x::IteratorAndFirst, st)
     return iterate(x.source, st)
 end
 
+showtable(table::AbstractMatrix; kwargs...) = showtable(Tables.table(table); kwargs...)
+
 function showtable(table; dark = false, height = :auto, width = "100%")
     rows = Tables.rows(table)
     tablelength = Base.IteratorSize(rows) == Base.HasLength() ? length(rows) : nothing
@@ -171,6 +177,10 @@ function table2json(rows, names, types; requested = nothing)
                 print(io, ':')
                 if col isa Number
                     JSON.print(io, col)
+                elseif col === nothing
+                    JSON.print(io, "nothing")
+                elseif col === missing
+                    JSON.print(io, "missing")
                 else
                     JSON.print(io, sprint(print, col))
                 end

test/runtests.jl

@@ -1,12 +1,25 @@
 using TableView
 using Test, WebIO
 
-version = readchomp(joinpath(@__DIR__, "..", "ag-grid.version"))
-
-@test isfile(joinpath(@__DIR__, "..", "deps", "ag-grid-$(version)", "ag-grid.js"))
-
-nttable = [
-    (a = 2.0, b = 3),
-    (a = 3.0, b = 12)
-]
-@test showtable(nttable) isa WebIO.Scope
+@testset "installation" begin
+    version = readchomp(joinpath(@__DIR__, "..", "ag-grid.version"))
+    @test isfile(joinpath(@__DIR__, "..", "deps", "ag-grid-$(version)", "ag-grid.js"))
+end
+@testset "named tuple table" begin
+    nttable = [
+        (a = 2.0, b = 3),
+        (a = 3.0, b = 12)
+    ]
+    @test showtable(nttable) isa WebIO.Scope
+end
+@testset "named tuple table with missing and nothing" begin
+    nttable = [
+        (a = 2.0, b = 3, c = missing),
+        (a = 3.0, b = 12, c = nothing)
+    ]
+    @test showtable(nttable) isa WebIO.Scope
+end
+@testset "normal array" begin
+    array = rand(10, 10)
+    @test showtable(array) isa WebIO.Scope
+end