1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
use clap::builder::TypedValueParser as _;
use clap::Args;
use crate::foreign_crate;
#[derive(Args, Debug)]
pub(crate) struct BuiltInParsers {
/// Support for discrete numbers
#[arg(
long,
default_value_t = 22,
value_parser = clap::builder::PossibleValuesParser::new(["22", "80"])
.map(|s| s.parse::<usize>().unwrap()),
)]
port: usize,
/// Support enums from a foreign crate that don't implement `ValueEnum`
#[arg(
long,
default_value_t = foreign_crate::LogLevel::Info,
value_parser = clap::builder::PossibleValuesParser::new(["trace", "debug", "info", "warn", "error"])
.map(|s| s.parse::<foreign_crate::LogLevel>().unwrap()),
)]
log_level: foreign_crate::LogLevel,
}
|
