node_modules/xtend/index.js


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var Keys = require("object-keys")
var hasKeys = require("./has-keys")

module.exports = extend

function extend() {
    var target = {}

    for (var i = 0; i < arguments.length; i++) {
        var source = arguments[i]

        if (!hasKeys(source)) {
            continue
        }

        var keys = Keys(source)

        for (var j = 0; j < keys.length; j++) {
            var name = keys[j]
            target[name] = source[name]
        }
    }

    return target
}