Enum mdl_monkey::object::Builtin

pub enum Builtin {
    First,
    Last,
    Len,
    Push,
    Puts,
    Rest,
}

The object representation of a built-in Monkey function.

Variants

First

Last

Len

Push

Puts

Rest

Methods

impl Builtin

pub fn lookup(name: &str) -> Option<Self>

Constructs a built-in using its name.

pub fn apply(&self, args: &[Object]) -> Result<Object>

Applies the appropriate built-in function on args to produce an Object.

Trait Implementations

impl Clone for Builtin

fn clone(&self) -> Builtin

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq<Builtin> for Builtin

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

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

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Display for Builtin

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

Formats the value using the given formatter.

impl Debug for Builtin

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

Formats the value using the given formatter.