[ts-command-line] Improve API typings #4554
Merged
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Summary
This PR makes to minor changes to ts-command-line's types:
define___Parameter
functions when the{ required: true }
option is passed which returns a new type with a non-nullablevalue
property. This avoids needing a non-null assertion when the required value is used.How it was tested
Updated consuming projects to use these new types.
Impacted documentation
API docs will need to be updated.