Struct SignatureHelp

source

pub struct SignatureHelp {
    pub doc: Option<Documentation>,
    pub signature: String,
    pub active_parameter: Option<usize>,
    /* private fields */
}

Expand description

Contains information about an item signature as seen from a use site.

This includes the “active parameter”, which is the parameter whose value is currently being edited.

Fields§

§doc: Option<Documentation>§signature: String§active_parameter: Option<usize>

Implementations§

source §

impl SignatureHelp

source

pub fn parameter_labels(&self) -> impl Iterator<Item = &str> + '_

source

pub fn parameter_ranges(&self) -> &[TextRange]

Trait Implementations§

source §

impl Debug for SignatureHelp

source §

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

§

impl UnwindSafe for SignatureHelp

Blanket Implementations§

source §

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

source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source §

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

source §

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source §

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

source §

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

Mutably borrows from an owned value. Read more

§

impl<T> Cast for T

§

fn cast(self, interner: ::Interner) -> U
where Self: CastTo, U: HasInterner,

Cast a value to type U using CastTo.

source §

impl<T> From<T> for T

source §

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

source §

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

source §

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> IntoBox<dyn Any> for T
where T: Any,

§

fn into_box(self) -> Box<dyn Any>

Convert self into the appropriate boxed form.

§

impl<T> IntoBox<dyn Any + Send> for T
where T: Any + Send,

§

fn into_box(self) -> Box<dyn Any + Send>

Convert self into the appropriate boxed form.

§

impl<T> IntoBox<dyn Any + Sync + Send> for T
where T: Any + Send + Sync,

§

fn into_box(self) -> Box<dyn Any + Sync + Send>

Convert self into the appropriate boxed form.

source §

impl<T> IntoEither for T

source §

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

source §

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

§