Struct SaveStack 

pub struct SaveStack {
    pub stack: Vec<SaveEntry>,
    pub cur_level: u16,
    pub cur_group: GroupCode,
    pub cur_boundary: usize,
}

The save stack and grouping state.

Fields

stack: Vec<SaveEntry>

The stack entries.

cur_level: u16

Current group level (cur_level).

cur_group: GroupCode

Current group code (cur_group).

cur_boundary: usize

Index of the current group’s boundary entry (cur_boundary).

Trait Implementations

impl Clone for SaveStack

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SaveStack

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

Formats the value using the given formatter.

impl Default for SaveStack

fn default() -> Self

Returns the “default value” for a type.