pub fn print_stderr(&self, ci_output: bool) -> io::Result<()> {
        let color_choice = if atty::is(Stream::Stderr) {
            ColorChoice::Auto
        } else {
            ColorChoice::Never
        };
        let mut stderr = StandardStream::stderr(color_choice);
        if ci_output {
            println!("^^^ +++");
        }
        match self {
            Error::Input {
                err,
                details: Some(details),
            } => {
                let mut color_spec = ColorSpec::new();
                color_spec.set_bold(true);
                stderr.set_color(&color_spec)?;
                write!(
                    &mut stderr,
                    "{}:{}:{}: ",
                    details.filename, details.line, details.col
                )?;
                write_error_heading(&mut stderr, &color_spec)?;
                writeln!(&mut stderr, "{}", err.msg)?;
                color_spec.set_bold(false);
                stderr.set_color(&color_spec)?;
                write!(&mut stderr, "{}", details.snippet)?;
                writeln!(&mut stderr, "{}^", " ".repeat(details.col - 1))
            }
            Error::Input { details: None, .. } => {
                panic!("programming error: print_stderr called on InputError with no details")
            }
            Error::General { ctx, causes, hints } => {
                let color_spec = ColorSpec::new();
                write_error_heading(&mut stderr, &color_spec)?;
                write!(&mut stderr, "{}", ctx)?;
                for (i, cause) in causes.iter().enumerate() {
                    if i == 0 {
                        write!(&mut stderr, ": {}", cause)?;
                    } else {
                        write!(&mut stderr, ", {}", cause)?;
                    }
                }
                writeln!(&mut stderr)?;

                for hint in hints {
                    stderr.set_color(&color_spec.clone().set_bold(true))?;
                    write!(&mut stderr, " hint: ")?;
                    stderr.set_color(&color_spec)?;
                    writeln!(&mut stderr, "{}", hint)?;
                }
                Ok(())
            }
        }
    }
/// Prints the error to `stderr`, with coloring if the terminal supports it.
Prints the error to `stderr`, with coloring if the terminal supports it.
Prints the error to ` stderr ` with coloring if the terminal supports it .
pub fn print_stderr(&self, ci_output: bool) -> io::Result<()> {
        let color_choice = if atty::is(Stream::Stderr) {
            ColorChoice::Auto
        } else {
            ColorChoice::Never
        };
        let mut stderr = StandardStream::stderr(color_choice);
        if ci_output {
            println!("^^^ +++");
        }
        match self {
            Error::Input {
                err,
                details: Some(details),
            } => {
                let mut color_spec = ColorSpec::new();
                color_spec.set_bold(true);
                stderr.set_color(&color_spec)?;
                write!(
                    &mut stderr,
                    "{}:{}:{}: ",
                    details.filename, details.line, details.col
                )?;
                write_error_heading(&mut stderr, &color_spec)?;
                writeln!(&mut stderr, "{}", err.msg)?;
                color_spec.set_bold(false);
                stderr.set_color(&color_spec)?;
                write!(&mut stderr, "{}", details.snippet)?;
                writeln!(&mut stderr, "{}^", " ".repeat(details.col - 1))
            }
            Error::Input { details: None, .. } => {
                panic!("programming error: print_stderr called on InputError with no details")
            }
            Error::General { ctx, causes, hints } => {
                let color_spec = ColorSpec::new();
                write_error_heading(&mut stderr, &color_spec)?;
                write!(&mut stderr, "{}", ctx)?;
                for (i, cause) in causes.iter().enumerate() {
                    if i == 0 {
                        write!(&mut stderr, ": {}", cause)?;
                    } else {
                        write!(&mut stderr, ", {}", cause)?;
                    }
                }
                writeln!(&mut stderr)?;
                for hint in hints {
                    stderr.set_color(&color_spec.clone().set_bold(true))?;
                    write!(&mut stderr, " hint: ")?;
                    stderr.set_color(&color_spec)?;
                    writeln!(&mut stderr, "{}", hint)?;
                }
                Ok(())
            }
        }
    }
pub fn print_stderr ( & self , ci_output : bool ) -> io :: Result < ( ) > { let color_choice = if atty :: is ( Stream :: Stderr ) { ColorChoice :: Auto } else { ColorChoice :: Never } ; let mut stderr = StandardStream :: stderr ( color_choice ) ; if ci_output { println ! ( " " ) ; } match self { Error :: Input { err , details : Some ( details ) , } => { let mut color_spec = ColorSpec :: new ( ) ; color_spec . set_bold ( true ) ; stderr . set_color ( & color_spec ) ? ; write ! ( mut stderr " " details filename details line details col ) ? ; write_error_heading ( & mut stderr , & color_spec ) ? ; writeln ! ( mut stderr " " err msg ) ? ; color_spec . set_bold ( false ) ; stderr . set_color ( & color_spec ) ? ; write ! ( mut stderr " " details snippet ) ? ; writeln ! ( mut stderr " " " " repeat ( details col 1 ) ) } Error :: Input { details : None , .. } => { panic ! ( " " ) } Error :: General { ctx , causes , hints } => { let color_spec = ColorSpec :: new ( ) ; write_error_heading ( & mut stderr , & color_spec ) ? ; write ! ( mut stderr " " ctx ) ? ; for ( i , cause ) in causes . iter ( ) . enumerate ( ) { if i == 0 { write ! ( mut stderr " " cause ) ? ; } else { write ! ( mut stderr " " cause ) ? ; } } writeln ! ( mut stderr ) ? ; for hint in hints { stderr . set_color ( & color_spec . clone ( ) . set_bold ( true ) ) ? ; write ! ( mut stderr " " ) ? ; stderr . set_color ( & color_spec ) ? ; writeln ! ( mut stderr " " hint ) ? ; } Ok ( ( ) ) } } }
Prints the error to `stderr`, with coloring if the terminal supports it.
Prints the error to ` stderr ` with coloring if the terminal supports it .
&self
ci_output
bool
&self
ci_output
bool