issue #6

Author: Alexander-Barth

src/cfvariable.jl

@@ -22,6 +22,8 @@ Return a tuple of integers with the size of the variable `var`.
 Base.size(v::CFVariable) = size(v.var)
 
 name(v::CFVariable) = name(v.var)
+dataset(v::CFVariable) = dataset(v.var)
+
 
 attribnames(v::CFVariable) = keys(v.attrib)
 attrib(v::CFVariable,name::AbstractString) = v.attrib[name]

src/variable.jl

@@ -31,10 +31,13 @@ function variable(ds::AbstractDataset,variablename::AbstractString)
 end
 
 function defVar(ds::AbstractDataset,name::AbstractString,type,dimnames)
-    error("unimplemnted for abstract type")
+    error("unimplemented for abstract type")
 end
 
 
+function dataset(v::AbstractVariable)
+    error("unimplemented for abstract type")
+end
 
 
 function Base.show(io::IO,v::AbstractVariable)

test/memory_dataset.jl

@@ -20,6 +20,7 @@ end
 
 Base.getindex(v::MemoryVariable,ij...) = v.data[ij...]
 Base.setindex!(v::MemoryVariable,data,ij...) = v.data[ij...] = data
+CDM.dataset(v::MemoryVariable) = v.parent_dataset
 CDM.name(v::MemoryVariable) = v.name
 CDM.dimnames(v::MemoryVariable) = v.dimnames
 Base.size(v::MemoryVariable) = size(v.data)

test/test_scaling.jl

@@ -122,4 +122,6 @@ time_origin = DateTime(2000,1,1)
 md["data"][1,2] = DateTime(2000,2,1)
 @test md["data"].var[1,2] == Dates.value(md["data"][1,2] - time_origin) ÷ (24*60*60*1000)
 
+
+@test CDM.dataset(md["data"]) == md
 close(md)