Enum Segment 

pub enum Segment {
    Token(TokenSegment),
    Node(NodeSegment),
}

A node in the Concrete Syntax Tree.

Leaf nodes wrap individual tokens. Branch nodes group children under a named production (e.g. SelectStatement, WhereClause).

Variants

Token(TokenSegment)

Node(NodeSegment)

Implementations

impl Segment

pub fn span(&self) -> Span

pub fn segment_type(&self) -> SegmentType

pub fn tokens(&self) -> Vec<&Token>

Recursively collect all leaf tokens in order.

pub fn children(&self) -> &[Segment]

Iterator over direct children (empty for token segments).

pub fn walk(&self, visitor: &mut dyn FnMut(&Segment))

Recursively visit all segments depth-first.

pub fn raw(&self) -> String

Reconstruct source text from leaf tokens.

Trait Implementations

impl Clone for Segment

fn clone(&self) -> Segment

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Segment

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

Formats the value using the given formatter.