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var baseRest = require('./_baseRest'),    isIterateeCall = require('./_isIterateeCall');
/** * Creates a function like `_.assign`. * * @private * @param {Function} assigner The function to assign values. * @returns {Function} Returns the new assigner function. */function createAssigner(assigner) {  return baseRest(function(object, sources) {    var index = -1,        length = sources.length,        customizer = length > 1 ? sources[length - 1] : undefined,        guard = length > 2 ? sources[2] : undefined;
    customizer = (assigner.length > 3 && typeof customizer == 'function')      ? (length--, customizer)      : undefined;
    if (guard && isIterateeCall(sources[0], sources[1], guard)) {      customizer = length < 3 ? undefined : customizer;      length = 1;    }    object = Object(object);    while (++index < length) {      var source = sources[index];      if (source) {        assigner(object, source, index, customizer);      }    }    return object;  });}
module.exports = createAssigner;