Struct Driver

pub struct Driver { /* private fields */ }

Helper struct that manages attributes. It creates an Attribute instance if it does not exists or uses a cached one.

Implementations

impl Driver

pub fn new(class_name: &str, name: &str) -> Driver

Returns a new Driver. All attributes created by this driver will use the path /sys/class/{class_name}/{name}.

pub fn find_name_by_port_and_driver( class_name: &str, port: &dyn Port, driver_name_vec: &[&str], ) -> Ev3Result<String>

Returns the name of the device with the given class_name, driver_name and at the given port.

Returns Ev3Error::NotFound if no such device exists.

pub fn find_name_by_driver( class_name: &str, driver_name_vec: &[&str], ) -> Ev3Result<String>

Returns the name of the device with the given class_name.

Returns Ev3Error::NotFound if no such device exists. Returns Ev3Error::MultipleMatches if more then one matching device exists.

pub fn find_names_by_driver( class_name: &str, driver_name_vec: &[&str], ) -> Ev3Result<Vec<String>>

Returns the names of the devices with the given class_name.

pub fn get_attribute(&self, attribute_name: &str) -> Attribute

Return the Attribute wrapper for the given attribute_name. Creates a new one if it does not exist.

Trait Implementations

impl Clone for Driver

fn clone(&self) -> Driver

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Driver

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

Formats the value using the given formatter.