From f28c6e78a9b2af6c87a22cb03e7c3fbc6e98c7bc Mon Sep 17 00:00:00 2001
From: Alexey Stukalov <alyst@users.noreply.github.com>
Date: Fri, 5 May 2017 07:53:58 +0200
Subject: [PATCH] Fix show_json(A::AbstractArray{T,0}) (#184)

Writes the first element of A.
---
 src/Writer.jl      | 3 +++
 test/serializer.jl | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/src/Writer.jl b/src/Writer.jl
index 374d1db..3c3e434 100644
--- a/src/Writer.jl
+++ b/src/Writer.jl
@@ -312,6 +312,9 @@ function show_json{T,n}(io::SC, s::CS, A::AbstractArray{T,n})
     end_array(io)
 end
 
+# special case for 0-dimensional arrays
+show_json{T}(io::SC, s::CS, A::AbstractArray{T,0}) = show_json(io, s, A[])
+
 show_json(io::SC, s::CS, a) = show_json(io, s, lower(a))
 
 # Fallback show_json for non-SC types
diff --git a/test/serializer.jl b/test/serializer.jl
index 57f0dbe..040954d 100644
--- a/test/serializer.jl
+++ b/test/serializer.jl
@@ -87,4 +87,7 @@ let filename = tempname()
     rm(filename)
 end
 
+# issue #184: serializing a 0-dimensional array
+@test sprint(JSON.show_json, JSON.StandardSerialization(), view([184], 1)) == "184"
+
 end