Struct BuiltinClosureFn 

pub struct BuiltinClosureFn(pub Arc<BuiltinClosure>);

Wrapper around a closure-backed builtin so Value can still derive Debug. dyn Fn doesn’t implement Debug; we print a placeholder.

Tuple Fields

0: Arc<BuiltinClosure>

Implementations

impl BuiltinClosureFn

pub fn new<F>(func: F) -> Self

where F: Fn(&[Value]) -> Result<Value, String> + Send + Sync + 'static,

pub fn call(&self, args: &[Value]) -> Result<Value, String>

Trait Implementations

impl Clone for BuiltinClosureFn

fn clone(&self) -> BuiltinClosureFn

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BuiltinClosureFn

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

Formats the value using the given formatter.