fix #26

src/XML.jl

@@ -206,6 +206,7 @@ Base.push!(a::Node, b::Node) = push!(a.children, b)
 Base.setindex!(o::Node, val, key::AbstractString) = (o.attributes[key] = string(val))
 Base.getindex(o::Node, val::AbstractString) = o.attributes[val]
 Base.haskey(o::Node, key::AbstractString) = isnothing(o.attributes) ? false : haskey(o.attributes, key)
+Base.keys(o::Node) = isnothing(o.attributes) ? () : keys(o.attributes)
 
 Base.show(io::IO, o::Node) = _show_node(io, o)
 

src/raw.jl

@@ -1,16 +1,16 @@
 #-----------------------------------------------------------------------------# RawType
 """
  RawType:
- - RawText  # text
- - RawComment  # <!-- ... -->
- - RawCData  # <![CData[...]]>
- - RawDeclaration  # <?xml attributes... ?>
+ - RawText # text
+ - RawComment # <!-- ... -->
+ - RawCData # <![CData[...]]>
+ - RawDeclaration # <?xml attributes... ?>
  - RawProcessingInstruction # <?NAME attributes... ?>
- - RawDTD  # <!DOCTYPE ...>
+ - RawDTD # <!DOCTYPE ...>
  - RawElementOpen # <NAME attributes... >
  - RawElementClose # </NAME>
- - RawElementSelfClosed # <NAME attributes... />
- - RawDocument  # Something to initialize with (not really used)
+ - RawElementSelfClosed  # <NAME attributes... />
+ - RawDocument # Something to initialize with (not really used)
 """
 @enum(RawType, RawDocument, RawText, RawComment, RawCData, RawProcessingInstruction,
  RawDeclaration, RawDTD, RawElementOpen, RawElementClose, RawElementSelfClosed)

test/runtests.jl

@@ -201,8 +201,10 @@ end
 
  #set/get index for attributes
  o = doc[end]
+ @test isempty(keys(o))
  o["id"] = 1
  @test o["id"] == "1"
+ @test keys(o) == keys(Dict("id" => "1"))
 end
 
 #-----------------------------------------------------------------------------# Issues