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use crate::error::Result;
use core::future::Future;
#[cfg(all(feature = "std", not(target_arch = "wasm32")))]
pub trait Transport: Send + Sync {
/// Establishes a connection
///
/// # Errors
///
/// Returns an error if the connection cannot be established
fn connect(&mut self) -> impl Future<Output = Result<()>> + Send;
/// Reads data into the provided buffer
///
/// # Errors
///
/// Returns an error if the read operation fails
fn read(&mut self, buf: &mut [u8]) -> impl Future<Output = Result<usize>> + Send;
/// Writes data from the provided buffer
///
/// # Errors
///
/// Returns an error if the write operation fails
fn write(&mut self, buf: &[u8]) -> impl Future<Output = Result<()>> + Send;
/// Closes the connection
///
/// # Errors
///
/// Returns an error if the connection cannot be closed cleanly
fn close(&mut self) -> impl Future<Output = Result<()>> + Send;
/// Checks if the transport is connected
fn is_connected(&self) -> bool {
false
}
}
#[cfg(target_arch = "wasm32")]
pub trait Transport {
/// Establishes a connection
///
/// # Errors
///
/// Returns an error if the connection cannot be established
fn connect(&mut self) -> impl Future<Output = Result<()>>;
/// Reads data into the provided buffer
///
/// # Errors
///
/// Returns an error if the read operation fails
fn read(&mut self, buf: &mut [u8]) -> impl Future<Output = Result<usize>>;
/// Writes data from the provided buffer
///
/// # Errors
///
/// Returns an error if the write operation fails
fn write(&mut self, buf: &[u8]) -> impl Future<Output = Result<()>>;
/// Closes the connection
///
/// # Errors
///
/// Returns an error if the connection cannot be closed cleanly
fn close(&mut self) -> impl Future<Output = Result<()>>;
/// Checks if the transport is connected
fn is_connected(&self) -> bool {
false
}
}
#[cfg(all(not(feature = "std"), not(target_arch = "wasm32")))]
pub trait Transport {
/// Establishes a connection
///
/// # Errors
///
/// Returns an error if the connection cannot be established
fn connect(&mut self) -> impl Future<Output = Result<()>>;
/// Reads data into the provided buffer
///
/// # Errors
///
/// Returns an error if the read operation fails
fn read(&mut self, buf: &mut [u8]) -> impl Future<Output = Result<usize>>;
/// Writes data from the provided buffer
///
/// # Errors
///
/// Returns an error if the write operation fails
fn write(&mut self, buf: &[u8]) -> impl Future<Output = Result<()>>;
/// Closes the connection
///
/// # Errors
///
/// Returns an error if the connection cannot be closed cleanly
fn close(&mut self) -> impl Future<Output = Result<()>>;
/// Checks if the transport is connected
fn is_connected(&self) -> bool {
false
}
}