'use strict';
var isObject = require('isobject');
module.exports = function visit(thisArg, method, target, val) {
if (!isObject(thisArg) && typeof thisArg !== 'function') {
throw new Error('object-visit expects `thisArg` to be an object.');
}
if (typeof method !== 'string') {
throw new Error('object-visit expects `method` name to be a string');
}
if (typeof thisArg[method] !== 'function') {
return thisArg;
}
var args = [].slice.call(arguments, 3);
target = target || {};
for (var key in target) {
var arr = [key, target[key]].concat(args);
thisArg[method].apply(thisArg, arr);
}
return thisArg;
};