Struct ergotree_interpreter::eval::env::Env

pub struct Env { /* fields omitted */ }

Environment for the interpreter

Implementations

impl Env

pub fn empty() -> Env

Empty environment

pub fn extend(&self, idx: ValId, v: Value) -> Env

Extend this environment (create new) with added element

pub fn insert(&mut self, idx: ValId, v: Value)

Insert a Value for the given ValId

pub fn get(&self, idx: ValId) -> Option<&Value>

Get an element

Trait Implementations

impl Clone for Env

fn clone(&self) -> Env

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Env

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

Formats the value using the given formatter.

impl Eq for Env

impl PartialEq<Env> for Env

fn eq(&self, other: &Env) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Env) -> bool

This method tests for !=.

impl StructuralEq for Env

impl StructuralPartialEq for Env