Struct CmdSpec 

pub struct CmdSpec<'a, U> { /* private fields */ }

Command specification.

Implementations

impl<'a, U> CmdSpec<'a, U>

pub fn new(name: Option<&'a str>, run: Option<RunCallback<U>>) -> Self

Create a new command. name is None for root command.

pub const fn desc(self, desc: &'a str) -> Self

Set description.

pub fn opts<S>(self, s: S) -> Self

where S: Into<Vec<OptSpec<'a, U>>>,

Set options.

pub fn pos<S>(self, s: S) -> Self

where S: Into<Vec<PosSpec<'a>>>,

Set positionals.

pub fn subs<S>(self, s: S) -> Self

where S: Into<Vec<Self>>,

Set subcommands.

pub fn aliases<S>(self, s: S) -> Self

where S: Into<Vec<&'a str>>,

Set aliases.