Struct SyntaxNode 

pub struct SyntaxNode<'a, 'src> { /* private fields */ }

A node or token of a CST, with navigation.

Implementations

impl<'a, 'src> SyntaxNode<'a, 'src>

pub fn index(&self) -> usize

Its index in the arena.

pub fn kind(&self) -> SyntaxKind

What it is.

pub fn span(&self) -> Span

Where it is.

pub fn text(&self) -> &'src str

The source text it covers.

pub fn is_token(&self) -> bool

Whether it is a token (leaf).

pub fn children( &self, ) -> impl Iterator<Item = SyntaxNode<'a, 'src>> + use<'a, 'src>

Its direct children, in order.

pub fn descendants( &self, ) -> impl Iterator<Item = SyntaxNode<'a, 'src>> + use<'a, 'src>

Its descendants (not itself), in pre-order.

Trait Implementations

impl<'a, 'src> Clone for SyntaxNode<'a, 'src>

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a, 'src> Copy for SyntaxNode<'a, 'src>

impl<'a, 'src> Debug for SyntaxNode<'a, 'src>

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

Formats the value using the given formatter.