Fix missing method for Topologies.mesh

Closes #2287

Author: Sbozzolo

NEWS.md

@@ -4,6 +4,9 @@ ClimaCore.jl Release Notes
 main
 -------
 
+- Fixed missing method for `Topologies.mesh(Topology2D)`
+   [2288](https://github.com/CliMA/ClimaCore.jl/pull/2288).
+
 v0.14.31
 -------
 

src/Topologies/topology2d.jl

@@ -696,6 +696,10 @@ function compute_ghost_send_recv_idx(topology::Topology2D, Nq)
     return DA(send_buf_idx), DA(recv_buf_idx)
 end
 
+function mesh(topology::Topology2D)
+    getfield(topology, :mesh)
+end
+
 domain(topology::Topology2D) = domain(topology.mesh)
 nelems(topology::Topology2D) = length(topology.elemorder)
 nlocalelems(topology::Topology2D) = length(topology.local_elem_gidx)

test/Topologies/rectangle.jl

@@ -337,3 +337,8 @@ end
     @test topology1 === topology2
     @test topology1 !== topology3
 end
+
+@testset "accessors" begin
+    topology = rectangular_grid(3, 3, true, true)
+    @test Topologies.mesh(topology) == topology.mesh
+end