Crate autoincrement

Autoincrement

It is small library for implementing autoincremental values, such as IDs or others.

[dependencies]
autoincrement = "1"

Synchronous generator example

use autoincrement::prelude::*;

#[derive(Incremental, PartialEq, Eq, Debug)]
struct MyId(u32);

let mut generator = MyId::init();

assert_eq!(generator.pull(), MyId(1));
assert_eq!(generator.pull(), MyId(2));
assert_eq!(generator.pull(), MyId(3));

Set first value

use autoincrement::prelude::*;

#[derive(Incremental, PartialEq, Eq, Debug)]
struct MyId(u32);

let mut generator = MyId(20).init_from();

assert_eq!(generator.pull(), MyId(20));
assert_eq!(generator.pull(), MyId(21));
assert_eq!(generator.pull(), MyId(22));

Example with using thread-safe generator

[dependencies]
autoincrement = { version = "1", features = ["derive", "async"] }

use autoincrement::prelude::*;

#[derive(AsyncIncremental, PartialEq, Eq, Debug)]
struct MyId(u32);

let generator = MyId::init(); // does not need to be mutable

assert_eq!(generator.pull(), MyId(1));
assert_eq!(generator.pull(), MyId(2));
assert_eq!(generator.pull(), MyId(3));

Modules

prelude

Structs

AsyncIncrement

Thread-safe container for keeping autoincrement counter

AutoIncrement

Non-thread-safe container for keeping autoincrement counter

Traits

AsyncIncremental

Trait for implementing over thread-safe incremental types

Atomic

Only for type-safe purposes. You don’t need to use this trait.

Incremental

Trait for implementing over non-thread-safe incremental types

Derive Macros

AsyncIncremental

Incremental