Extract function to fix NHS on macOS ARM

[efaulhaber]

Caused by JuliaSIMD/Polyester.jl#88.

[codecov]

Codecov Report

Merging #137 (89a873e) into main (2b39de9) will increase coverage by 0.22%.
The diff coverage is 93.57%.

@@            Coverage Diff             @@
##             main     #137      +/-   ##
==========================================
+ Coverage   48.94%   49.17%   +0.22%     
==========================================
  Files          37       37              
  Lines        2229     2241      +12     
==========================================
+ Hits         1091     1102      +11     
- Misses       1138     1139       +1     

Flag	Coverage Δ
unitandintegration	49.17% <93.57%> (+0.22%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
examples/fsi/bending_beam_2d.jl	0.00% <ø> (ø)
examples/fsi/dam_break_gate_2d.jl	0.00% <ø> (ø)
test/integration/containers/fluid_container.jl	50.00% <ø> (ø)
test/unit/setups/circular_shape.jl	100.00% <ø> (ø)
test/unit/setups/rectangular_shape.jl	87.50% <ø> (ø)
src/setups/circular_shape.jl	96.72% <71.42%> (-1.59%)	⬇️
src/setups/rectangular_shape.jl	91.93% <76.92%> (-0.80%)	⬇️
src/setups/rectangular_tank.jl	94.40% <97.50%> (ø)
src/sph/neighborhood_search.jl	79.00% <100.00%> (+1.68%)	⬆️