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x/ramda/set.js

:ram: Practical functional Javascript
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import _curry3 from './internal/_curry3';import always from './always';import over from './over';

/** * Returns the result of "setting" the portion of the given data structure * focused by the given lens to the given value. * * @func * @memberOf R * @since v0.16.0 * @category Object * @typedefn Lens s a = Functor f => (a -> f a) -> s -> f s * @sig Lens s a -> a -> s -> s * @param {Lens} lens * @param {*} v * @param {*} x * @return {*} * @see R.prop, R.lensIndex, R.lensProp * @example * * const xLens = R.lensProp('x'); * * R.set(xLens, 4, {x: 1, y: 2}); //=> {x: 4, y: 2} * R.set(xLens, 8, {x: 1, y: 2}); //=> {x: 8, y: 2} */var set = _curry3(function set(lens, v, x) { return over(lens, always(v), x);});export default set;