Temporary Container

Simple minimal implementation of a container that keeps up a specified difference between the newest and oldest elements.

If the time difference between the added element and the oldest elements is bigger than the specified one, the oldest elements are deleted.

Installation

  npm install temporary-container --save

Usage

  const {TemporaryContainer} = require("temporary-container");
  let collect = new TemporaryContainer(5*1000); //5 seconds
  setInterval( () => {
    let dataItem = new Date().toString();
    let timestamp = new Date().getTime();
    collect.put(dataItem, timestamp);
    console.log(collect.toArray());
  }, 1000);

API

TemporaryContainer(maxTimeMs)

maxTimeMs

Type: number|Long

The maximum milliseconds between the oldest and the newest value.

Instance

.put(item, timestampMs)

Put the item with timestampMs unix timestamp in milliseconds value.

item

Type: any

The item to put.

timestampMs

Type: number|Long|Date

The timestamp of the item to put.

.toArray()

Convert a TemporaryContainer into array of container elements without a timestamps.

Returns an Array of container elements.

Contributing

Any ideas, as well as refactoring and comments on improving the code are welcome.

Todo

Make tests

Release History

• 0.1.0 Initial release

License

ISC © Yevhen Stohniienko