Fix external sub-command logic

[k1LoW]

No description provided.

[codecov]

Codecov Report

Merging #265 (ee5af43) into master (d5ab498) will decrease coverage by 0.82%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #265      +/-   ##
==========================================
- Coverage   68.25%   67.42%   -0.83%     
==========================================
  Files          23       23              
  Lines        3856     3856              
==========================================
- Hits         2632     2600      -32     
- Misses        965     1002      +37     
+ Partials      259      254       -5     

Impacted Files	Coverage Δ
datasource/datasource.go	22.22% <0.00%> (-12.70%)	⬇️

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