kefir/src/primary/constant.js

Reactive Programming library for JavaScript inspired by Bacon.js and RxJS with focus on high performance and low memory usage

import {inherit} from '../utils/objects'
import Property from '../property'

// HACK:
//   We don't call parent Class constructor, but instead putting all necessary
//   properties into prototype to simulate ended Property
//   (see Propperty and Observable classes).

function P(value) {
  this._currentEvent = {type: 'value', value, current: true}
}

inherit(P, Property, {
  _name: 'constant',
  _active: false,
  _activating: false,
  _alive: false,
  _dispatcher: null,
  _logHandlers: null,
})

export default function constant(x) {
  return new P(x)
}