Struct TreeCursor 

pub struct TreeCursor { /* private fields */ }

A cursor for traversing a Tree.

Implementations

impl TreeCursor

pub fn node(&self) -> Node

Return the Node at the cursor’s current position.

pub fn goto_first_child(&mut self) -> bool

Move the cursor to the first child of the current node. Returns true if a child existed.

pub fn goto_parent(&mut self) -> bool

Move the cursor to the parent of the current node. Returns true if a parent existed.

pub fn goto_next_sibling(&mut self) -> bool

Move the cursor to the next sibling of the current node. Returns true if a sibling existed.

pub fn field_name(&self) -> Option<String>

Return the field name for the current node, if any.