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use super::*;
use roff::{bold, list};
#[derive(Debug, Clone, Default)]
pub struct Flag {
pub(crate) short: Option<String>,
pub(crate) long: Option<String>,
pub(crate) help: Option<String>,
}
impl Flag {
pub fn new() -> Self {
Self::default()
}
pub fn short(mut self, short: &str) -> Self {
self.short = Some(short.into());
self
}
pub fn long(mut self, long: &str) -> Self {
self.long = Some(long.into());
self
}
pub fn help(mut self, help: &str) -> Self {
self.help = Some(help.into());
self
}
}
impl FlagOrOption for Flag {
fn render(&self) -> String {
let mut args: Vec<String> = vec![];
if let Some(ref short) = self.short {
args.push(bold(&short));
}
if let Some(ref long) = self.long {
if !args.is_empty() {
args.push(", ".to_string());
}
args.push(bold(&long));
}
let desc = match self.help {
Some(ref desc) => desc.to_string(),
None => "".to_string(),
};
return list(&args, &[desc]);
}
}