Pkg-store NPM | npm.io

pkg-store

Use package.json as a config store.

Please consider following this project's author, Jon Schlinkert, and consider starring the project to show your :heart: and support.

Install

Install with npm:

$ npm install --save pkg-store

Usage

const Pkg = require('pkg-store');

API

Extends cache-base, please see the cache-base documentation for more details.

Pkg

Initialize a new Pkg store at the given cwd with the specified options.

Params

cwd {String}: Directory of the package.json to read.
options {Object}

Example

const pkg = require('pkg-store')(process.cwd());
const pkg = new Pkg(cwd, options);
// or
const pkg = new Pkg(options);

console.log(pkg.path);
//=> '~/your-project/package.json'

console.log(pkg.data);
//=> { name: 'your-project', ... }

.save

Write the pkg.data object to the file system at pkg.path.

Params

callback {Function}: (optional)

Example

pkg.save();

.read

Reads pkg.path from the file system and returns an object.

returns {undefined}

Example

const data = pkg.read();

.set

pkg.set(key, value);

Set property key with the given value.

Example

// given {"name": "my-project"}
pkg.set('bin.foo', 'bar');

console.log(pkg.data);
//=> {"name": "my-project", "bin": {"foo": "bar"}}

.get

pkg.get(key);

Get property key from package.json.

Example

// given {"name": "my-project"}
pkg.set('bin.foo', 'bar');

console.log(pkg.get('bin'));
//=> {"foo": "bar"}

.has

pkg.has(key);

Returns true if package.json has property key.

Example

// given: {"name": "my-project"}
console.log(pkg.has('name'));
//=> true
console.log(pkg.has('zzzzzzz'));
//=> false

.union

pkg.union(key, val);

Create array key, or concatenate values to array key. Also uniquifies the array.

Example

pkg.union('keywords', 'foo');
pkg.union('keywords', ['bar', 'baz']);

console.log(pkg.get('keywords'));
//=> ['foo', 'bar', 'baz']

About

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.

Running and reviewing unit tests is a great way to get familiarized with a library and its API. You can install dependencies and run tests with the following command:

$ npm install && npm test

(This project's readme.md is generated by verb, please don't edit the readme directly. Any changes to the readme must be made in the .verb.md readme template.)

To generate the readme, run the following command:

$ npm install -g verbose/verb#dev verb-generate-readme && verb

Related projects

You might also be interested in these projects:

data-store: Easily get, set and persist config data. | homepage
expand-pkg: Parse string values in package.json into objects. | homepage
find-pkg: Find the first directory with a package.json, recursing up, starting with the given directory. Similar… more | homepage
normalize-pkg: Normalize values in package.json using the map-schema library. | homepage