Struct evaltrees::eval::CallByName

pub struct CallByName { /* fields omitted */ }

Call-by-name evaluation.

Methods

impl CallByName

pub fn new(decls: Vec<Decl<()>>) -> CallByName

Creates a call-by-name interpreter from a list of declarations. The nameless declaration will be the expression.

Trait Implementations

impl Debug for CallByName

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

Formats the value using the given formatter.

impl Display for CallByName

fn fmt(&self, fmt: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Evaluator for CallByName

fn normal_form(&self) -> bool

Determines whether the primary expression is currently in a normal form, i.e. one that cannot be further reduced.

fn set_print_style(&mut self, print_style: PrintStyle)

Sets the print style.

fn step(&mut self) -> Result<(), Error>

Performs a single reduction step.