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x/lodash/overArgs.js

A modern JavaScript utility library delivering modularity, performance, & extras.
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import apply from './_apply.js';import arrayMap from './_arrayMap.js';import baseFlatten from './_baseFlatten.js';import baseIteratee from './_baseIteratee.js';import baseRest from './_baseRest.js';import baseUnary from './_baseUnary.js';import castRest from './_castRest.js';import isArray from './isArray.js';
/* Built-in method references for those with the same name as other `lodash` methods. */var nativeMin = Math.min;
/** * Creates a function that invokes `func` with its arguments transformed. * * @static * @since 4.0.0 * @memberOf _ * @category Function * @param {Function} func The function to wrap. * @param {...(Function|Function[])} [transforms=[_.identity]] * The argument transforms. * @returns {Function} Returns the new function. * @example * * function doubled(n) { * return n * 2; * } * * function square(n) { * return n * n; * } * * var func = _.overArgs(function(x, y) { * return [x, y]; * }, [square, doubled]); * * func(9, 3); * // => [81, 6] * * func(10, 5); * // => [100, 10] */var overArgs = castRest(function(func, transforms) { transforms = (transforms.length == 1 && isArray(transforms[0])) ? arrayMap(transforms[0], baseUnary(baseIteratee)) : arrayMap(baseFlatten(transforms, 1), baseUnary(baseIteratee));
var funcsLength = transforms.length; return baseRest(function(args) { var index = -1, length = nativeMin(args.length, funcsLength);
while (++index < length) { args[index] = transforms[index].call(this, args[index]); } return apply(func, this, args); });});
export default overArgs;