mirror of https://github.com/sharkdp/bat.git
74 lines
2.0 KiB
Rust
74 lines
2.0 KiB
Rust
use std::io::Write;
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use thiserror::Error;
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#[derive(Error, Debug)]
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#[non_exhaustive]
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pub enum Error {
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#[error(transparent)]
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Io(#[from] ::std::io::Error),
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#[error(transparent)]
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Fmt(#[from] ::std::fmt::Error),
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#[error(transparent)]
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SyntectError(#[from] ::syntect::Error),
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#[error(transparent)]
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SyntectLoadingError(#[from] ::syntect::LoadingError),
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#[error(transparent)]
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ParseIntError(#[from] ::std::num::ParseIntError),
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#[error(transparent)]
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GlobParsingError(#[from] ::globset::Error),
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#[error(transparent)]
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SerdeYamlError(#[from] ::serde_yaml::Error),
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#[error("unable to detect syntax for {0}")]
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UndetectedSyntax(String),
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#[error("unknown syntax: '{0}'")]
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UnknownSyntax(String),
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#[error("Unknown style '{0}'")]
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UnknownStyle(String),
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#[error("Use of bat as a pager is disallowed in order to avoid infinite recursion problems")]
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InvalidPagerValueBat,
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#[error("{0}")]
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Msg(String),
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#[cfg(feature = "lessopen")]
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#[error(transparent)]
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VarError(#[from] ::std::env::VarError),
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#[cfg(feature = "lessopen")]
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#[error(transparent)]
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CommandParseError(#[from] ::shell_words::ParseError),
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}
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impl From<&'static str> for Error {
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fn from(s: &'static str) -> Self {
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Error::Msg(s.to_owned())
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}
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}
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impl From<String> for Error {
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fn from(s: String) -> Self {
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Error::Msg(s)
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}
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}
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pub type Result<T> = std::result::Result<T, Error>;
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pub fn default_error_handler(error: &Error, output: &mut dyn Write) {
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use nu_ansi_term::Color::Red;
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match error {
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Error::Io(ref io_error) if io_error.kind() == ::std::io::ErrorKind::BrokenPipe => {
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::std::process::exit(0);
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}
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Error::SerdeYamlError(_) => {
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writeln!(
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output,
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"{}: Error while parsing metadata.yaml file: {}",
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Red.paint("[bat error]"),
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error
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)
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.ok();
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}
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_ => {
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writeln!(output, "{}: {}", Red.paint("[bat error]"), error).ok();
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}
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};
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}
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