e.input.format.alias.¶
e.input.format.alias. is a match pattern, never a code. It selects every code below it, including ones minted after your handler was written.
Codes under this prefix¶
e.input.format.alias.f— I could not make an alias out of that, so nothing was named.e.input.format.alias.flag.f— That flag cannot go on that alias, so nothing was changed.