import _curry2 from "./internal/_curry2.js"; import curry from "./curry.js"; import nAry from "./nAry.js"; /** * Wraps a constructor function inside a curried function that can be called * with the same arguments and returns the same type. The arity of the function * returned is specified to allow using variadic constructor functions. * * @func * @memberOf R * @since v0.4.0 * @category Function * @sig Number -> (* -> {*}) -> (* -> {*}) * @param {Number} n The arity of the constructor function. * @param {Function} Fn The constructor function to wrap. * @return {Function} A wrapped, curried constructor function. * @example * * // Variadic Constructor function * function Salad() { * this.ingredients = arguments; * } * * Salad.prototype.recipe = function() { * const instructions = R.map(ingredient => 'Add a dollop of ' + ingredient, this.ingredients); * return R.join('\n', instructions); * }; * * const ThreeLayerSalad = R.constructN(3, Salad); * * // Notice we no longer need the 'new' keyword, and the constructor is curried for 3 arguments. * const salad = ThreeLayerSalad('Mayonnaise')('Potato Chips')('Ketchup'); * * console.log(salad.recipe()); * // Add a dollop of Mayonnaise * // Add a dollop of Potato Chips * // Add a dollop of Ketchup */ var constructN = /*#__PURE__*/ _curry2(function constructN(n, Fn) { if (n > 10) { throw new Error('Constructor with greater than ten arguments'); } if (n === 0) { return function () { return new Fn(); }; } return curry(nAry(n, function ($0, $1, $2, $3, $4, $5, $6, $7, $8, $9) { switch (n) { case 1: return new Fn($0); case 2: return new Fn($0, $1); case 3: return new Fn($0, $1, $2); case 4: return new Fn($0, $1, $2, $3); case 5: return new Fn($0, $1, $2, $3, $4); case 6: return new Fn($0, $1, $2, $3, $4, $5); case 7: return new Fn($0, $1, $2, $3, $4, $5, $6); case 8: return new Fn($0, $1, $2, $3, $4, $5, $6, $7); case 9: return new Fn($0, $1, $2, $3, $4, $5, $6, $7, $8); case 10: return new Fn($0, $1, $2, $3, $4, $5, $6, $7, $8, $9); } })); }); export default constructN;