fix JuliaLang#13

Roger-luo · Dec 5, 2020 · 5469789 · 5469789
1 parent 5a4db1d
commit 5469789
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/src/print.jl b/src/print.jl
@@ -94,7 +94,7 @@ function _print(f::MbyFunc, io::IO, a::AbstractDict,
         value = a[key]
         if is_table(value)
             push!(ks, String(key))
-            header = !all(is_tabular(v) for v in values(value))::Bool
+            header = isempty(value) || !all(is_tabular(v) for v in values(value))::Bool
             if header
                 # print table
                 first_block || println(io)

diff --git a/test/print.jl b/test/print.jl
@@ -26,3 +26,13 @@ end
         """
 
 @test toml_str(Dict("b" => SubString("foo"))) == "b = \"foo\"\n"
+
+@testset "empty dict print" begin
+    s = """
+    user = "me"
+    [julia]
+    [option]
+    """
+    d = TOML.parse(s)
+    @test toml_str(d) == "user = \"me\"\n\n[julia]\n\n[option]\n"    
+end