Struct Traverser 

pub struct Traverser { /* private fields */ }

Traverser - carrier of data through traversal

Implementations

impl Traverser

pub fn new(vertex_id: &str) -> Traverser

Create new traverser with vertex ID

pub fn with_value(value: TraverserValue) -> Traverser

Create traverser with value

pub fn value(&self) -> &TraverserValue

Get current value

pub fn set_value(&mut self, value: TraverserValue)

Set value

pub fn bulk(&self) -> u64

Get bulk count

pub fn set_bulk(&mut self, bulk: u64)

Set bulk count

pub fn multiply_bulk(&mut self, factor: u64)

Multiply bulk

pub fn path(&self) -> Option<&Path>

Get path (if tracking)

pub fn path_mut(&mut self) -> Option<&mut Path>

Get mutable path

pub fn enable_path(&mut self)

Enable path tracking

pub fn extend_path(&mut self, value: TraverserValue)

Add to path

pub fn add_path_label(&mut self, label: String)

Add label to current path position

pub fn loops(&self) -> Option<&LoopState>

Get loop state

pub fn loops_mut(&mut self) -> Option<&mut LoopState>

Get mutable loop state

pub fn enable_loops(&mut self)

Enable loop tracking

pub fn init_loop(&mut self, name: &str)

Initialize a named loop

pub fn incr_loop(&mut self, name: &str)

Increment loop counter

pub fn loop_count(&self, name: &str) -> u32

Get loop count

pub fn sack(&self) -> Option<&Value>

Get sack

pub fn set_sack(&mut self, value: Value)

Set sack

pub fn tag(&self, key: &str) -> Option<&String>

Get tag

pub fn set_tag(&mut self, key: String, value: String)

Set tag

pub fn split(&self) -> Traverser

Split traverser (for branching)

pub fn clone_with_value(&self, value: TraverserValue) -> Traverser

Clone with new value

pub fn merge(&mut self, other: &Traverser)

Merge with another traverser (combine bulks)

Trait Implementations

impl Clone for Traverser

fn clone(&self) -> Traverser

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Traverser

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

Formats the value using the given formatter.