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Contents
var apply = require('./_apply'),
arrayMap = require('./_arrayMap'),
baseFlatten = require('./_baseFlatten'),
baseIteratee = require('./_baseIteratee'),
baseRest = require('./_baseRest'),
baseUnary = require('./_baseUnary'),
castRest = require('./_castRest'),
isArray = require('./isArray');
/* 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);
});
});
module.exports = overArgs;
Version data entries
276 entries across 274 versions & 30 rubygems