Trait nu_engine::CallExt

pub trait CallExt {
    fn get_flag<T: FromValue>(
        &self, 
        engine_state: &EngineState, 
        stack: &mut Stack, 
        name: &str
    ) -> Result<Option<T>, ShellError>;
    fn rest<T: FromValue>(
        &self, 
        engine_state: &EngineState, 
        stack: &mut Stack, 
        starting_pos: usize
    ) -> Result<Vec<T>, ShellError>;
    fn opt<T: FromValue>(
        &self, 
        engine_state: &EngineState, 
        stack: &mut Stack, 
        pos: usize
    ) -> Result<Option<T>, ShellError>;
    fn req<T: FromValue>(
        &self, 
        engine_state: &EngineState, 
        stack: &mut Stack, 
        pos: usize
    ) -> Result<T, ShellError>;
}

Required Methods

fn get_flag<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    name: &str
) -> Result<Option<T>, ShellError>

fn rest<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    starting_pos: usize
) -> Result<Vec<T>, ShellError>

fn opt<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    pos: usize
) -> Result<Option<T>, ShellError>

fn req<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    pos: usize
) -> Result<T, ShellError>

Implementations on Foreign Types

impl CallExt for Call

fn get_flag<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    name: &str
) -> Result<Option<T>, ShellError>

fn rest<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    starting_pos: usize
) -> Result<Vec<T>, ShellError>

fn opt<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    pos: usize
) -> Result<Option<T>, ShellError>

fn req<T: FromValue>(
    &self,
    engine_state: &EngineState,
    stack: &mut Stack,
    pos: usize
) -> Result<T, ShellError>

Implementors