@nhz.io/ref-node
Installnpm i -S @nhz.io/ref-node
Class: RefNode
new RefNode(root, path)
-
root
- {Array | Object}
-
path
- {Array<String | Number>}
Creates a reference node for the root object at the given path.
-
With root: {a: {b: 'foo'}}
and path: ['a', 'b']
, the node will
reference 'foo'
value of the a.b
Object
-
With root; {a: b: [null, 'bar']}
and path: ['a', 'b', 1]
, the node
will reference 'bar'
value of the a.b
Array at index 1
Properties
-
root
- Root getter/setter
-
parent
- Parent getter
-
path
- Path getter/setter
-
key
- Key getter/setter
-
resolves
- Resolves getter
Example
Object key reference
const RefNode = require('@nhz.io/ref-node')
const root = {a: {b: 'foobar'}}
const node = new RefNode(root, ['a', 'b'])
console.log(node.value) // Prints 'foobar'
node.value = 'barfoo'
console.log(root.a.b) // Prints 'barfoo'
Array element referenceconst RefNode = require('@nhz.io/ref-node')
const root = {a: {b: [null, 'foobar']}}
const node = new RefNode(root, ['a', 'b', 1])
console.log(node.value) // Prints 'foobar'
node.value = 'barfoo'
console.log(root.a.b[1]) // Prints 'barfoo'
"Value reference node" ClassInstall
npm i -S @nhz.io/ref-node
Class: RefNode
new RefNode(root, path)
-
root
-{Array | Object}
-
path
-{Array<String | Number>}
Creates a reference node for the root object at the given path.
-
With root:
{a: {b: 'foo'}}
and path:['a', 'b']
, the node will reference'foo'
value of thea.b
Object -
With root;
{a: b: [null, 'bar']}
and path:['a', 'b', 1]
, the node will reference'bar'
value of thea.b
Array at index1
Properties
-
root
- Root getter/setter -
parent
- Parent getter -
path
- Path getter/setter -
key
- Key getter/setter -
resolves
- Resolves getter
Example
Object key reference
const RefNode = require('@nhz.io/ref-node')
const root = {a: {b: 'foobar'}}
const node = new RefNode(root, ['a', 'b'])
console.log(node.value) // Prints 'foobar'
node.value = 'barfoo'
console.log(root.a.b) // Prints 'barfoo'
Array element reference
const RefNode = require('@nhz.io/ref-node')
const root = {a: {b: [null, 'foobar']}}
const node = new RefNode(root, ['a', 'b', 1])
console.log(node.value) // Prints 'foobar'
node.value = 'barfoo'
console.log(root.a.b[1]) // Prints 'barfoo'