Files
solana/clap-utils/src/lib.rs
Trent Nelson fbf2dd1672 CLI: Error message cleanup (#8804)
automerge
2020-03-12 23:20:49 -07:00

49 lines
1.2 KiB
Rust

use thiserror::Error;
#[macro_export]
macro_rules! version {
() => {
&*format!(
"{}{}",
env!("CARGO_PKG_VERSION"),
if option_env!("CI_TAG").unwrap_or("").is_empty() {
format!(
" [channel={} commit={}]",
option_env!("CHANNEL").unwrap_or("unknown"),
option_env!("CI_COMMIT").unwrap_or("unknown"),
)
} else {
"".to_string()
},
)
};
}
pub struct ArgConstant<'a> {
pub long: &'a str,
pub name: &'a str,
pub help: &'a str,
}
/// Error type for forwarding Errors out of `main()` of a `clap` app
/// and still using the `Display` formatter
#[derive(Error)]
#[error("{0}")]
pub struct DisplayError(Box<dyn std::error::Error>);
impl DisplayError {
pub fn new_as_boxed(inner: Box<dyn std::error::Error>) -> Box<Self> {
DisplayError(inner).into()
}
}
impl std::fmt::Debug for DisplayError {
fn fmt(&self, fmt: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(fmt, "{}", self.0)
}
}
pub mod input_parsers;
pub mod input_validators;
pub mod keypair;
pub mod offline;