Trait Method 

pub trait Method: Send + Sync {
    // Required method
    fn call(&self, recv: Val, args: &[Val]) -> Result<Val, EvalError>;
}

A custom method that can be registered with MethodRegistry.

recv — the value the method was called on args — positional arguments, already evaluated to Val

Required Methods

fn call(&self, recv: Val, args: &[Val]) -> Result<Val, EvalError>

Implementors

impl<F> Method for F

where F: Fn(Val, &[Val]) -> Result<Val, EvalError> + Send + Sync,

Blanket impl: any Fn(Val, &[Val]) -> Result<Val, EvalError> is a Method.