react-native-epson-escposprinter
Version:
A Turbo Module wrapper for the Epson ePOS Printer SDK.
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TypeScript
/**
* A queue implementation that allows for adding and removing elements, with optional waiting when
* popping elements from an empty queue.
*
* ```ts
* import { assertEquals } from "@std/assert";
* import { Queue } from "@core/asyncutil/queue";
*
* const queue = new Queue<number>();
* queue.push(1);
* queue.push(2);
* queue.push(3);
* assertEquals(await queue.pop(), 1);
* assertEquals(await queue.pop(), 2);
* assertEquals(await queue.pop(), 3);
* ```
*/
export declare class Queue<T extends NonNullable<unknown> | null> {
#private;
/**
* Gets the number of items in the queue.
*/
get size(): number;
/**
* Returns true if the queue is currently locked.
*/
get locked(): boolean;
/**
* Adds an item to the end of the queue and notifies any waiting consumers.
*/
push(value: T): void;
/**
* Removes the next item from the queue, optionally waiting if the queue is currently empty.
*
* @returns A promise that resolves to the next item in the queue.
*/
pop({ signal }?: {
signal?: AbortSignal;
}): Promise<T>;
}
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