Skip to main content
Module

x/ramda/source/thunkify.js

:ram: Practical functional Javascript
Latest
File
import curryN from './curryN.js';import _curry1 from './internal/_curry1.js';
/** * Creates a thunk out of a function. A thunk delays a calculation until * its result is needed, providing lazy evaluation of arguments. * * @func * @memberOf R * @since v0.26.0 * @category Function * @sig ((a, b, ..., j) -> k) -> (a, b, ..., j) -> (() -> k) * @param {Function} fn A function to wrap in a thunk * @return {Function} Expects arguments for `fn` and returns a new function * that, when called, applies those arguments to `fn`. * @see R.partial, R.partialRight * @example * * R.thunkify(R.identity)(42)(); //=> 42 * R.thunkify((a, b) => a + b)(25, 17)(); //=> 42 */var thunkify = _curry1(function thunkify(fn) { return curryN(fn.length, function createThunk() { var fnArgs = arguments; return function invokeThunk() { return fn.apply(this, fnArgs); }; });});
export default thunkify;