Trait MapFn 

pub trait MapFn<I, T, U>: Send + 'static {
    // Required method
    fn execute(&self, scope: &Scope<I>, value: &T) -> Result<U>;
}

Map function.

Required Methods

fn execute(&self, scope: &Scope<I>, value: &T) -> Result<U>

Executes the map function.

Errors

This method returns an error if the function fails to execute.

Implementors

impl<F, I, T1, T2, T3, T4, T5, T6, T7, T8, U> MapFn<I, Splat<(T1, T2, T3, T4, T5, T6, T7, T8)>, U> for F

where F: Fn(&T1, &T2, &T3, &T4, &T5, &T6, &T7, &T8) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, T2, T3, T4, T5, T6, T7, U> MapFn<I, Splat<(T1, T2, T3, T4, T5, T6, T7)>, U> for F

where F: Fn(&T1, &T2, &T3, &T4, &T5, &T6, &T7) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, T2, T3, T4, T5, T6, U> MapFn<I, Splat<(T1, T2, T3, T4, T5, T6)>, U> for F

where F: Fn(&T1, &T2, &T3, &T4, &T5, &T6) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, T2, T3, T4, T5, U> MapFn<I, Splat<(T1, T2, T3, T4, T5)>, U> for F

where F: Fn(&T1, &T2, &T3, &T4, &T5) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, T2, T3, T4, U> MapFn<I, Splat<(T1, T2, T3, T4)>, U> for F

where F: Fn(&T1, &T2, &T3, &T4) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, T2, T3, U> MapFn<I, Splat<(T1, T2, T3)>, U> for F

where F: Fn(&T1, &T2, &T3) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, T2, U> MapFn<I, Splat<(T1, T2)>, U> for F

where F: Fn(&T1, &T2) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T1, U> MapFn<I, Splat<(T1,)>, U> for F

where F: Fn(&T1) -> Result<U> + Send + 'static, I: Display,

impl<F, I, T, U> MapFn<I, T, U> for F

where F: Fn(&T) -> Result<U> + Send + 'static, I: Display, T: Value,