moy-fp/src/Object/assoc.js

A functional programming library.

import curry from '../Function/curry'

/**
 * k -> v -> {k: v} -> {k: v}
 */
const assoc = curry(
  (key, value, obj) => {
    const result = {...obj}
    result[key] = value
    return result
  }
)

export default assoc