Struct linked_syntax_tree::Cursor

pub struct Cursor<'a, T> { /* private fields */ }

Roughly matches std::collections::linked_list::Cursor.

Implementations

impl<T> Cursor<'_, T>

pub fn root(&self) -> Option<&T>

Provides a reference to the root element.

pub fn current(&self) -> Option<&T>

Get the current element.

pub fn move_pred(&mut self)

Moves the cursor to predecessor element.

If there is no previous value, the cursor is not moved.

pub fn move_next(&mut self)

Moves the cursor to the next element.

pub fn peek_next(&self) -> Option<&T>

Returns a reference to the next element.

pub fn peek_prev(&self) -> Option<&T>

Returns a reference to the predecessor element.

pub fn peek_child(&self) -> Option<&T>

Returns a reference to the child element.

Trait Implementations

impl<'a, T: Debug> Debug for Cursor<'a, T>

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

Formats the value using the given formatter.