Implemneted the nested coord

[38]

No description provided.

[codecov]

Codecov Report

Merging #105 into v0.3-pre will increase coverage by 0.31%.
The diff coverage is 80.82%.

@@             Coverage Diff              @@
##           v0.3-pre     #105      +/-   ##
============================================
+ Coverage     66.76%   67.08%   +0.31%     
============================================
  Files            44       45       +1     
  Lines          3232     3305      +73     
============================================
+ Hits           2158     2217      +59     
- Misses         1074     1088      +14

Impacted Files	Coverage Δ
src/coord/slice.rs	90.69% <ø> (ø)	⬆️
src/coord/mod.rs	15.38% <ø> (ø)	⬆️
src/coord/numeric.rs	90.99% <50%> (-0.76%)	⬇️
src/coord/nested.rs	81.69% <81.69%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update f9cd6a4...45092b5. Read the comment docs.