Svelte Undoable store

Memento design pattern in Svelte

Installation

``
npm install @macfja/svelte-undoable
`

Usage

`javascript
import { undoable } from "@macfja/svelte-undoable"

let name = undoable("John")

$name = "Jeanne"
$name = "Doe"

name.undo()
// Now the value of $name is "Jeanne"

name.undo()
// Now $name is "John"

name.redo()
// Now $name is "Jeanne" again
`

Example

`html


Hello {$name}


undo(name)}>Undo
redo(name)}>Redo
reset(name)}>Reset

$counter++}>
Clicked {$counter} {$counter === 1 ? 'time' : 'times'}

undo(counter)}>Undo
redo(counter)}>Redo
``
(REPL)

Contributing

Contributions are welcome. Please open up an issue or create PR if you would like to help out.

Read more in the Contributing file

License

The MIT License (MIT). Please see License File for more information.