fix vector pos not parsing correctly

Author: mileslucas

src/core.jl

@@ -42,7 +42,10 @@ function _position(nt::NamedTuple{(:r, :theta)})
     th_rad = deg2rad(nt.theta)
     return CartesianFromPolar()(Polar(nt.r, th_rad))
 end
-_position(nt::NamedTuple{(:pos,)}) = SVector(nt.pos)
+_position(nt::NamedTuple{(:pos,)}) = _position(nt.pos)
+_position(pos::AbstractVector) = SVector{length(pos)}(pos)
+_position(pos::SVector) = pos
+_position(pos::Tuple) = SVector(pos)
 _position(nt::NamedTuple{(:x, :y)}) = SA[nt.x, nt.y]
 _position(nt::NamedTuple{()}) = SA[0, 0]
 

test/runtests.jl

@@ -29,7 +29,7 @@ function test_model_interface(K)
 
     # test new position
     m = K(x=12, y=13, fwhm=10)
-    @test m == K(pos=(12, 13), fwhm=10) == K(pos=SA[12, 13], fwhm=10)
+    @test m == K(pos=(12, 13), fwhm=10) == K(pos=SA[12, 13], fwhm=10) == K(pos=[12, 13], fwhm=10)
     @test size(m) == (31, 31)
     @test axes(m) == (-2:28, -3:27)
     @test m.pos ≈ SA[12, 13]