run: preserve the error type from stdlib/flag #22
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Hello Lea,
I was surprised that
-h
was not considered as a short for-help
:Looking at the clir code, I realized that if we were to "simply" add
-h
as shortcut to the-help
flag, due to the stdlib/flag limitation, this would make appear two lines:Instead, I modified the
return fmt.Errorf("Error: %s\nSee '%s --help' for usage", err, c.commandPath)
to use the%w
verb. This allows user code to do:and, going back to the first example, to obtain: