Struct ariadne::Label

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pub struct Label<S = Range<usize>> { /* private fields */ }
Expand description

A type that represents a labelled section of source code.

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impl<S: Span> Label<S>

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pub fn new(span: S) -> Self

Create a new Label. If the span is specified as a Range<usize> the numbers have to be zero-indexed character offsets.

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Panics if the given span is backwards.

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pub fn with_message<M: ToString>(self, msg: M) -> Self

Give this label a message.

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pub fn with_color(self, color: Color) -> Self

Give this label a highlight colour.

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pub fn with_order(self, order: i32) -> Self

Specify the order of this label relative to other labels.

Lower values correspond to this label having an earlier order.

If unspecified, labels default to an order of 0.

When labels are displayed after a line the crate needs to decide which labels should be displayed first. By Default, the orders labels based on where their associated line meets the text (see LabelAttach). Additionally, multi-line labels are ordered before inline labels. You can use this function to override this behaviour.

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pub fn with_priority(self, priority: i32) -> Self

Specify the priority of this label relative to other labels.

Higher values correspond to this label having a higher priority.

If unspecified, labels default to a priority of 0.

Label spans can overlap. When this happens, the crate needs to decide which labels to prioritise for various purposes such as highlighting. By default, spans with a smaller length get a higher priority. You can use this function to override this behaviour.

Trait Implementations§

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impl<S: Clone> Clone for Label<S>

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fn clone(&self) -> Label<S>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<S: Debug> Debug for Label<S>

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

Formats the value using the given formatter. Read more
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impl<S: Hash> Hash for Label<S>

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<S: PartialEq> PartialEq for Label<S>

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fn eq(&self, other: &Label<S>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<S: Eq> Eq for Label<S>

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impl<S> StructuralPartialEq for Label<S>

Auto Trait Implementations§

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impl<S> Freeze for Label<S>
where S: Freeze,

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impl<S> RefUnwindSafe for Label<S>
where S: RefUnwindSafe,

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impl<S> Send for Label<S>
where S: Send,

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impl<S> Sync for Label<S>
where S: Sync,

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impl<S> Unpin for Label<S>
where S: Unpin,

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impl<S> UnwindSafe for Label<S>
where S: UnwindSafe,

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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

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

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

§Example
println!("{}", value.primary());
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fn fixed(&self, color: u8) -> Painted<&T>

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

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println!("{}", value.fixed(color));
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fn rgb(&self, r: u8, g: u8, b: u8) -> Painted<&T>

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

§Example
println!("{}", value.bright_blue());
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fn bright_magenta(&self) -> Painted<&T>

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

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

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

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

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

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

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Set background color to red using fg():

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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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.

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Make text bold using attr():

use yansi::{Paint, Attribute};

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Make text bold using using bold().

use yansi::Paint;

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

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

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

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

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

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

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

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

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

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Enables the yansi Quirk value.

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

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

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👎Deprecated since 1.0.1: renamed to resetting() due to conflicts with Vec::clear(). The clear() method will be removed in a future release.

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

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

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

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

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where Self: Sized,

Create a new Painted with a default Style. Read more
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where S: Into<Style>,

Apply a style wholesale to self. Any previous style is replaced. Read more
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where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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Creates owned data from borrowed data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

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Performs the conversion.
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where U: TryFrom<T>,

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

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

Performs the conversion.