晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。   林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。   见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝)   既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。   南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。 sh-3ll

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# defaults

A simple one level options merge utility

## install

`npm install defaults`

## use

```javascript

var defaults = require('defaults');

var handle = function(options, fn) {
  options = defaults(options, {
    timeout: 100
  });

  setTimeout(function() {
    fn(options);
  }, options.timeout);
}

handle({ timeout: 1000 }, function() {
  // we're here 1000 ms later
});

handle({ timeout: 10000 }, function() {
  // we're here 10s later
});

```

## summary

this module exports a function that takes 2 arguments: `options` and `defaults`.  When called, it overrides all of `undefined` properties in `options` with the clones of properties defined in `defaults`

Sidecases: if called with a falsy `options` value, options will be initialized to a new object before being merged onto.

## license

[MIT](LICENSE)