backendless/src/decorators/deprecated.js

Backendless JavaScript SDK for Node.js and the browser

export const deprecated = (namespace, alternative) => function(target, prop, descriptor) {
  const value = target[prop]

  descriptor.initializer = () => function() {
    const mainMessage = `"${namespace}.${prop}" is deprecated and will be removed in the nearest release.`
    const helpMessage = ` Please use ${alternative}.`

    // eslint-disable-next-line no-console
    console.warn(`${mainMessage}${alternative ? helpMessage : ''}`)

    return value.apply(this, arguments)
  }

  return descriptor
}