Skip to main content

Error

Struct Error

pub struct Error { /* private fields */ }

Expand description

Crate-specific Error.

Implementations§

impl Error

pub fn new<E>(kind: ErrorKind, error: E) -> Self
where E: Into<Box<dyn Error + Send + Sync>>,

Constructs a new Error boxing another std::error::Error.

pub fn kind(&self) -> &ErrorKind

The ErrorKind of this Error.

pub fn message(&self) -> Option<&str>

The message provided when this Error was constructed, or None.

pub fn with_message<C>(kind: ErrorKind, message: C) -> Self
where C: Into<Cow<'static, str>>,

Create an Error with a message.

pub fn with_message_fn<F, C>(kind: ErrorKind, message: F) -> Self
where Self: Sized, F: FnOnce() -> C, C: Into<Cow<'static, str>>,

Create an Error with a function that returns a message.

pub fn with_error<E, C>(kind: ErrorKind, error: E, message: C) -> Self
where E: Into<Box<dyn Error + Send + Sync>>, C: Into<Cow<'static, str>>,

Create an Error that wraps another Error and a message.

pub fn with_error_fn<E, F, C>(kind: ErrorKind, error: E, message: F) -> Self
where E: Into<Box<dyn Error + Send + Sync>>, F: FnOnce() -> C, C: Into<Cow<'static, str>>,

Create an Error that wraps another Error and a function that returns a message.

Trait Implementations§

impl Debug for Error

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

Formats the value using the given formatter. Read more

impl Display for Error

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

Formats the value using the given formatter. Read more

impl Error for Error

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

Returns the lower-level source of this error, if any. Read more

1.0.0 · Source§

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

1.0.0 · Source§

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

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

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

Provides type-based access to context intended for error reports. Read more

impl From<Error> for Error

fn from(error: Error) -> Self

Converts to this type from the input type.

impl From<Error> for Error

fn from(error: Error) -> Self

Converts to this type from the input type.

impl From<Error> for Error

fn from(error: Error) -> Self

Converts to this type from the input type.

impl From<Error> for Error

fn from(error: Error) -> Self

Converts to this type from the input type.

impl From<ErrorKind> for Error

fn from(kind: ErrorKind) -> Self

Converts to this type from the input type.

impl From<Infallible> for Error

fn from(_: Infallible) -> Self

Converts to this type from the input type.

impl From<ParseError> for Error

fn from(error: ParseError) -> Self

Converts to this type from the input type.

impl From<ParseIntError> for Error

fn from(error: ParseIntError) -> Self

Converts to this type from the input type.

impl From<String> for Error

fn from(value: String) -> Self

Converts to this type from the input type.

impl From<Unspecified> for Error

fn from(error: Unspecified) -> Self

Converts to this type from the input type.

impl From<VarError> for Error

fn from(error: VarError) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

impl Freeze for Error

impl !RefUnwindSafe for Error

impl Send for Error

impl Sync for Error

impl Unpin for Error

impl UnsafeUnpin for Error

impl !UnwindSafe for Error

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> Paint for T
where T: ?Sized,

fn fg(&self, value: Color) -> Painted<&T>

Returns a styled value derived from self with the foreground set to value.

This method should be used rarely. Instead, prefer to use color-specific builder methods like red() and green(), which have the same functionality but are pithier.

§Example

Set foreground color to white using fg():

use yansi::{Paint, Color};

painted.fg(Color::White);

Set foreground color to white using white().

use yansi::Paint;

painted.white();

fn primary(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Primary].

§Example

println!("{}", value.primary());

fn fixed(&self, color: u8) -> Painted<&T>

Returns self with the fg() set to [Color :: Fixed].

§Example

println!("{}", value.fixed(color));

fn rgb(&self, r: u8, g: u8, b: u8) -> Painted<&T>

Returns self with the fg() set to [Color :: Rgb].

§Example

println!("{}", value.rgb(r, g, b));

fn black(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Black].

§Example

println!("{}", value.black());

fn red(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Red].

§Example

println!("{}", value.red());

fn green(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Green].

§Example

println!("{}", value.green());

fn yellow(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Yellow].

§Example

println!("{}", value.yellow());

fn blue(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Blue].

§Example

println!("{}", value.blue());

fn magenta(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Magenta].

§Example

println!("{}", value.magenta());

fn cyan(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Cyan].

§Example

println!("{}", value.cyan());

fn white(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: White].

§Example

println!("{}", value.white());

fn bright_black(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightBlack].

§Example

println!("{}", value.bright_black());

fn bright_red(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightRed].

§Example

println!("{}", value.bright_red());

fn bright_green(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightGreen].

§Example

println!("{}", value.bright_green());

fn bright_yellow(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightYellow].

§Example

println!("{}", value.bright_yellow());

fn bright_blue(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightBlue].

§Example

println!("{}", value.bright_blue());

fn bright_magenta(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightMagenta].

§Example

println!("{}", value.bright_magenta());

fn bright_cyan(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightCyan].

§Example

println!("{}", value.bright_cyan());

fn bright_white(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightWhite].

§Example

println!("{}", value.bright_white());

fn bg(&self, value: Color) -> Painted<&T>

Returns a styled value derived from self with the background set to value.

This method should be used rarely. Instead, prefer to use color-specific builder methods like on_red() and on_green(), which have the same functionality but are pithier.

§Example

Set background color to red using fg():

use yansi::{Paint, Color};

painted.bg(Color::Red);

Set background color to red using on_red().

use yansi::Paint;

painted.on_red();

fn on_primary(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Primary].

§Example

println!("{}", value.on_primary());

fn on_fixed(&self, color: u8) -> Painted<&T>

Returns self with the bg() set to [Color :: Fixed].

§Example

println!("{}", value.on_fixed(color));

fn on_rgb(&self, r: u8, g: u8, b: u8) -> Painted<&T>

Returns self with the bg() set to [Color :: Rgb].

§Example

println!("{}", value.on_rgb(r, g, b));

fn on_black(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Black].

§Example

println!("{}", value.on_black());

fn on_red(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Red].

§Example

println!("{}", value.on_red());

fn on_green(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Green].

§Example

println!("{}", value.on_green());

fn on_yellow(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Yellow].

§Example

println!("{}", value.on_yellow());

fn on_blue(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Blue].

§Example

println!("{}", value.on_blue());

fn on_magenta(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Magenta].

§Example

println!("{}", value.on_magenta());

fn on_cyan(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Cyan].

§Example

println!("{}", value.on_cyan());

fn on_white(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: White].

§Example

println!("{}", value.on_white());

fn on_bright_black(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightBlack].

§Example

println!("{}", value.on_bright_black());

fn on_bright_red(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightRed].

§Example

println!("{}", value.on_bright_red());

fn on_bright_green(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightGreen].

§Example

println!("{}", value.on_bright_green());

fn on_bright_yellow(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightYellow].

§Example

println!("{}", value.on_bright_yellow());

fn on_bright_blue(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightBlue].

§Example

println!("{}", value.on_bright_blue());

fn on_bright_magenta(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightMagenta].

§Example

println!("{}", value.on_bright_magenta());

fn on_bright_cyan(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightCyan].

§Example

println!("{}", value.on_bright_cyan());

fn on_bright_white(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightWhite].

§Example

println!("{}", value.on_bright_white());

fn attr(&self, value: Attribute) -> Painted<&T>

Enables the styling Attribute value.

This method should be used rarely. Instead, prefer to use attribute-specific builder methods like bold() and underline(), which have the same functionality but are pithier.

§Example

Make text bold using attr():

use yansi::{Paint, Attribute};

painted.attr(Attribute::Bold);

Make text bold using using bold().

use yansi::Paint;

painted.bold();

fn bold(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Bold].

§Example

println!("{}", value.bold());

fn dim(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Dim].

§Example

println!("{}", value.dim());

fn italic(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Italic].

§Example

println!("{}", value.italic());

fn underline(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Underline].

§Example

println!("{}", value.underline());

fn blink(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Blink].

§Example

println!("{}", value.blink());

fn rapid_blink(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: RapidBlink].

§Example

println!("{}", value.rapid_blink());

fn invert(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Invert].

§Example

println!("{}", value.invert());

fn conceal(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Conceal].

§Example

println!("{}", value.conceal());

fn strike(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Strike].

§Example

println!("{}", value.strike());

fn quirk(&self, value: Quirk) -> Painted<&T>

Enables the yansi Quirk value.

This method should be used rarely. Instead, prefer to use quirk-specific builder methods like mask() and wrap(), which have the same functionality but are pithier.

§Example

Enable wrapping using .quirk():

use yansi::{Paint, Quirk};

painted.quirk(Quirk::Wrap);

Enable wrapping using wrap().

use yansi::Paint;

painted.wrap();

fn mask(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Mask].

§Example

println!("{}", value.mask());

fn wrap(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Wrap].

§Example

println!("{}", value.wrap());

fn linger(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Linger].

§Example

println!("{}", value.linger());

fn clear(&self) -> Painted<&T>

👎Deprecated since 1.0.1:

renamed to resetting() due to conflicts with Vec::clear(). The clear() method will be removed in a future release.

Returns self with the quirk() set to [Quirk :: Clear].

§Example

println!("{}", value.clear());

fn resetting(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Resetting].

§Example

println!("{}", value.resetting());

fn bright(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Bright].

§Example

println!("{}", value.bright());

fn on_bright(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: OnBright].

§Example

println!("{}", value.on_bright());

fn whenever(&self, value: Condition) -> Painted<&T>

Conditionally enable styling based on whether the Condition value applies. Replaces any previous condition.

See the crate level docs for more details.

§Example

Enable styling painted only when both stdout and stderr are TTYs:

use yansi::{Paint, Condition};

painted.red().on_yellow().whenever(Condition::STDOUTERR_ARE_TTY);

fn new(self) -> Painted<Self>
where Self: Sized,

Create a new Painted with a default Style. Read more

fn paint<S>(&self, style: S) -> Painted<&Self>
where S: Into<Style>,

Apply a style wholesale to self. Any previous style is replaced. Read more

impl<T> PolicyExt for T
where T: ?Sized,

fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more

fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more

impl<T> ToString for T
where T: Display + ?Sized,

fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T> ToStringFallible for T
where T: Display,

fn try_to_string(&self) -> Result<String, TryReserveError>

ToString::to_string, but without panic on OOM.

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more