import _curry3 from "./internal/_curry3.js"; /** * Tests the final argument by passing it to the given predicate function. If * the predicate is not satisfied, the function will return the result of * calling the `whenFalseFn` function with the same argument. If the predicate * is satisfied, the argument is returned as is. * * @func * @memberOf R * @since v0.18.0 * @category Logic * @sig (a -> Boolean) -> (a -> a) -> a -> a * @param {Function} pred A predicate function * @param {Function} whenFalseFn A function to invoke when the `pred` evaluates * to a falsy value. * @param {*} x An object to test with the `pred` function and * pass to `whenFalseFn` if necessary. * @return {*} Either `x` or the result of applying `x` to `whenFalseFn`. * @see R.ifElse, R.when, R.cond * @example * * let safeInc = R.unless(R.isNil, R.inc); * safeInc(null); //=> null * safeInc(1); //=> 2 */ var unless = /*#__PURE__*/ _curry3(function unless(pred, whenFalseFn, x) { return pred(x) ? x : whenFalseFn(x); }); export default unless;