Enum slaps::ExecutionError

pub enum ExecutionError {
    FatalExit(Box<dyn Error>),
    GracefulExit,
}

Error variant for command handlers.

Variants

FatalExit(Box<dyn Error>)

Program should exit due to a fatal error encountered while executing the command.

GracefulExit

Program should exit gracefully.

Trait Implementations

impl Debug for ExecutionError

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Display for ExecutionError

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Error for ExecutionError

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any.

fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred.

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

if let Err(e) = "xc".parse::<u32>() { // Print e itself, no need for description(). eprintln!("Error: {}", e); }

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl From<ExecutionError> for Error

fn from(e: ExecutionError) -> Self

Performs the conversion.