Handle the invalid command resulting in infinite loop

[samirsilwal]

Changes

• Check if the command provided to sync-db in valid one

• Show the available command in case of invalid entry

• Fixes the infinite loop while unknown command is given to sync-db

Test

Before

DEBUG=* yarn sync-db gg

After

DEBUG=* yarn sync-db gg

[samirsilwal]

Resolves https://github.com/leapfrogtechnology/sync-db/issues/242

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes missing coverage. Please review.

Project coverage is 35.13%. Comparing base (8322436) to head (c9a1cfb).

Files with missing lines	Patch %	Lines
src/commands/index.ts	0.00%	5 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #243      +/-   ##
==========================================
- Coverage   35.34%   35.13%   -0.21%     
==========================================
  Files          33       34       +1     
  Lines         863      868       +5     
  Branches      115      116       +1     
==========================================
  Hits          305      305              
- Misses        549      554       +5     
  Partials        9        9              

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[samirsilwal]

Will add the tests

[mesaugat]

@samirsilwal Surprised that ocli doesn't have this by default?