zproto 0.4.2

A library from communicating with Zaber products in Rust.
Documentation 
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//! Generation of ASCII message IDs

/// A trait for types that can generate ASCII message IDs.
pub trait Generator {
	/// Generate a new ASCII message ID.
	///
	/// The message ID must be in [0, 99] and should be generated such that collisions with previous message IDs are minimized.
	fn next_id(&mut self) -> u8;
}

impl<T> Generator for &mut T
where
	T: Generator,
{
	fn next_id(&mut self) -> u8 {
		(*self).next_id()
	}
}

/// An ASCII message ID generator that selects IDs based on a counter
#[derive(Debug, Default)]
pub struct Counter {
	/// The last generated message ID.
	last_id: u8,
}

impl Generator for Counter {
	fn next_id(&mut self) -> u8 {
		self.last_id = (self.last_id + 1) % 100;
		self.last_id
	}
}