This is a big that is fixed in the ARIA-1 commit, which is waiting to be merged.
If you don't mind helping to test, could you try with this branch? https://github.com/apache/incubator-ariatosca/tree/ARIA-1-parser-test-suite On Tue, Nov 28, 2017 at 11:13 AM, DeWayne Filppi <dewa...@cloudify.co> wrote: > I made a simple example that fails. Maybe my example is a > misinterpretation of what you said: > > tosca_definitions_version: tosca_simple_yaml_1_0 > > imports: > > - aria-1.0 > > data_types: > > d1: > properties: > p1: > type: string > > d2: > derived_from: d1 > properties: > p2: > type: string > > node_types: > > T1: > derived_from: tosca.nodes.Root > properties: > n1: > type: d1 > > > T2: > derived_from: T1 > properties: > n1: > type: d2 > > > This produces the error: > > 4: override changes type from "d1" to "d2" for property "n1" in "T2 > > On Tue, Nov 28, 2017 at 9:00 AM, Tal Liron <t...@cloudify.co> wrote: > > > You are correct that it's not entirely clear from the spec. However, I > > always interpret the spirit of the spec to be object-oriented. That means > > that in ARIA: yes, you can override a property, AS LONG AS the property > > type is of compatible with (equal or derived from) the one in the parent. > > ARIA will check for this and issue a validation error if you break the > > parent's contract. > > > > On Tue, Nov 28, 2017 at 10:56 AM, DeWayne Filppi <dewa...@cloudify.co> > > wrote: > > > > > If there is a node type that inherits from another node type, can a > > > property in the parent be overridden by the subtype? I'm having > trouble > > > getting a straight answer to that basic question from the spec. > > > > > > DeWayne > > > > > >