update-pkg-extended

Update package.json with ease

Install

npm install --save update-pkg-extended

or

yarn add update-pkg-extended

Usage

const Pkg = require("update-pkg-extended");

const pkg = new Pkg();
pkg.data; //=> package.json object

// Update package.json fields
pkg.set("author.name", "panz3r");

// Get version
pkg.version.get(); // => '0.0.9'

// Update minor version
pkg.version.newMinor(); // => '0.1.0'

// Save synchronously
pkg.saveSync();
// or using Promise
pkg.save().then(/* ... */);

API

new Pkg([cwd, options])

Return a new Pkg instance representing package.json located at cwd folder.

cwd

Type: string
Default: './'

Directory where a package.json can be found. Defaults to current directory.

options

create

Type: boolean
Default: false

Create package.json when it does not exist.

.data

Type: object
Default: {}

The parsed content of package.json.

.set(keyPath, value)

Set value by the given keyPath like author.name and value like panz3r.

.get(keyPath [,defaultValue])

Get value by the given keyPath.
If keyPath is not found and defaultValue is specified, defaultValue will be returned, otherwise will return undefined

.update(keyPath, updateFn)

Update keyPath value using updateFn function.
updateFn is invoked with the current keyPath value.

.append(keyPath, value)

Append value to the given keyPath.

.prepend(keyPath, value)

Prepend value to the given keyPath.

.version

Type: Version

Manage version field in a semver-compatible way

.get([segment])

Return formatted version (0.0.3) if segment is not specified, otherwise returns the required segment

segment

Type: string
Default: undefined

Specify required version segment, should be one of major, minor, patch or prerelease

.newMajor()

Increment major version and reset all others fields

pkg.version.get(); // => '0.0.3'

// New major version
pkg.version.newMajor(); // => '1.0.0'

.newMinor()

Increment minor version and reset patch field

pkg.version.get(); // => '0.0.3'

// New minor version
pkg.version.newMinor(); // => '0.1.0'

.major([major])

Increment or set major

pkg.version.get(); // => '0.0.3'

// Increment major version
pkg.version.major(); // => '1.0.3'

// Set major version to specified value
pkg.version.major(3); // => '3.0.3'

.minor([minor])

Increment or set minor version

pkg.version.get(); // => '0.0.3'

// Increment minor version
pkg.version.minor(); // => '0.1.3'

// Set minor version to specified value
pkg.version.minor(3); // => '0.3.3'

.patch([patch])

Increment or set patch version

pkg.version.get(); // => '0.0.3'

// Increment minor version
pkg.version.patch(); // => '0.0.4'

// Set minor version to specified value
pkg.version.patch(9); // => '0.0.9'

.prerelease(prereleaseIdentifier, [prereleaseVersion])

Increment or set prerelease version

pkg.version.get(); // => '0.0.3'

// Set prerelease version to specified value
pkg.version.prerelease("beta", 9); // => '0.0.3-beta.9'

// Increment prerelease version
pkg.version.prerelease("beta"); // => '0.0.4-beta.0'

// Increment prerelease version
pkg.version.prerelease("beta"); // => '0.0.4-beta.1'

N.B: Bumping prerelease version when it is not set will also bump patch version

.save()

Type: function
Return: Promise

Save data to package.json.

.saveSync()

Type: function
Return: this

Save data to package.json synchronously.

Credits

• Original codebase credits goes to EGOIST's update-pkg
• Version feature is inspired by ciena-blueplanet's versiony

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Made with ✨ & ❤️ by Mattia Panzeri and contributors