Struct Builtin

pub struct Builtin {
    pub name: &'static str,
    pub desc: &'static str,
    pub func: &'static dyn Fn(&mut Environment, &[ConValue]) -> IResult<ConValue>,
}

A function built into the interpreter.

Fields

name: &'static str

An identifier to be used during registration

desc: &'static str

The signature, displayed when the builtin is printed

func: &'static dyn Fn(&mut Environment, &[ConValue]) -> IResult<ConValue>

The function to be run when called

Implementations

impl Builtin

pub const fn new( name: &'static str, desc: &'static str, func: &'static impl Fn(&mut Environment, &[ConValue]) -> IResult<ConValue>, ) -> Builtin

Constructs a new Builtin

pub const fn description(&self) -> &'static str

Trait Implementations

impl Callable for Builtin

fn call( &self, interpreter: &mut Environment, args: &[ConValue], ) -> IResult<ConValue>

Calls this Callable in the provided Environment, with ConValue args
The Callable is responsible for checking the argument count and validating types

fn name(&self) -> Sym

Returns the common name of this identifier.

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 Debug for Builtin

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

Formats the value using the given formatter.

impl From<&'static Builtin> for ConValue

fn from(value: &'static Builtin) -> Self

Converts to this type from the input type.

impl Copy for Builtin