Trait lep::FunMut

pub trait FunMut {
    fn invoke(
        &mut self, 
        w: &World, 
        args: Vec<Rc<dyn Any>>
    ) -> Result<Rc<dyn Any>, String>;
}

FunMut is an extension function object with side-effects.

Required methods

fn invoke(
    &mut self,
    w: &World,
    args: Vec<Rc<dyn Any>>
) -> Result<Rc<dyn Any>, String>

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Implementors

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