Having a target method with argument is automatically registered with a matching argument name.
link:../../../../../src/test/java/org/springframework/shell/docs/OptionSnippets.java[role=include]@ShellOption annotation can be used to define an option name if you
don’t want it to be same as argument name.
link:../../../../../src/test/java/org/springframework/shell/docs/OptionSnippets.java[role=include]If option name is defined without prefix, either - or --, it is discovered
from ShellMethod#prefix.
link:../../../../../src/test/java/org/springframework/shell/docs/OptionSnippets.java[role=include]