delegate-properties

Deep-clone properties from one object to another and make them non-enumerable, or make existing properties on an object non-enumerable.

Install

Install with npm:

$ npm install --save delegate-properties

Usage

var delegate = require('delegate-properties');
delegate(receiver, provider, clone);

Params

receiver: (Object) The object receiving properties
provider: (Object) The object providing properties

Examples

copy properties

Copy properties and make them non-enumerable

var provider = {
  upper: function(val) {
    return val.toUpperCase();
  },
  lower: function(val) {
    return val.toLowerCase();
  }
};

var receiver = {};
// an existing properties in the `receiver` 
// object would be overwritten
delegate(receiver, provider);

receiver.upper('foo');
receiver.lower('BAR');

console.log(receiver.upper('foo')); // 'FOO' 
console.log(receiver.lower('BAR')); // 'bar'

// copied properties are non-enumerable
console.log(receiver); // {}
console.log(Object.keys(receiver)); // []

make existing properties non-enumerable

var obj = {
  upper: function(val) {
    return val.toUpperCase();
  },
  lower: function(val) {
    return val.toLowerCase();
  }
};

delegate(obj);
console.log(obj) // {}
obj.upper('foo') // 'FOO'
obj.lower('BAR') // 'bar'

About

Related projects

define-property: Define a non-enumerable property on an object. | homepage
delegate-object: Copy properties from an object to another object, where properties with function values will be… more | homepage
forward-object: Copy properties from an object to another object, where properties with function values will be… more | homepage
mixin-deep: Deeply mix the properties of objects into the first object. Like merge-deep, but doesn't clone. | homepage
mixin-object: Mixin the own and inherited properties of other objects onto the first object. Pass an… more | homepage

Contributing

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

Building docs

(This document was generated by verb-generate-readme (a verb generator), please don't edit the readme directly. Any changes to the readme must be made in .verb.md.)

To generate the readme and API documentation with verb:

$ npm install -g verb verb-generate-readme && verb

Running tests

Install dev dependencies:

$ npm install -d && npm test

Author

Jon Schlinkert

License

This file was generated by verb-generate-readme, v0.1.30, on August 13, 2016.

Current Tags

0.4.0 ... latest (10 years ago)

6 Versions

0.4.0 ... 10 years ago
0.3.0 ... 11 years ago
0.2.1 ... 11 years ago
0.2.0 ... 11 years ago
0.1.2 ... 11 years ago
0.1.1 ... 11 years ago