Define StructType for Some as CustomStruct (#45)

* Define StructType for Some as CustomStruct Brought up in quinnj/JSON3.jl#143. This is basically the exact use-case for `CustomStruct`. * fix tests
JuliaData · Apr 14, 2021 · 34fae89 · 34fae89
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diff --git a/src/StructTypes.jl b/src/StructTypes.jl
@@ -51,6 +51,10 @@ function lowertype end
 
 lowertype(::Type{T}) where {T} = Any
 
+StructType(::Type{Some{T}}) where {T} = CustomStruct()
+lower(x::Some) = x.value
+lowertype(::Type{Some{T}}) where {T} = T
+
 "A kind of `StructType` where an object's \"data\" is made up, at least in part, by its direct fields. When serializing, appropriate fields will be accessed directly."
 abstract type DataType <: StructType end
 

diff --git a/test/runtests.jl b/test/runtests.jl
@@ -119,6 +119,9 @@ x = "499beb72-22ea-11ea-3366-55749430b981"
 v = v"1.2.3"
 @test StructTypes.StructType(v) == StructTypes.StringType()
 
+# Some wrapper
+@test StructTypes.StructType(Some(1)) == StructTypes.CustomStruct()
+
 end
 
 struct B