30-seconds-of-code/node_modules/unist-util-visit-children

unist-util-visit-children

unist direct child visitor.

Install

npm:

npm install unist-util-visit-children

Usage

var u = require('unist-builder')
var visitChildren = require('unist-util-visit-children')

var visit = visitChildren(function(node) {
  console.log(node)
})

var tree = u('tree', [
  u('leaf', 'leaf 1'),
  u('node', [u('leaf', 'leaf 2'), u('leaf', 'leaf 3')]),
  u('leaf', 'leaf 4'),
  u('void')
])

visit(tree)

Yields:

{ type: 'leaf', value: 'leaf 1' }
{
  type: 'node',
  children: [
    { type: 'leaf', value: 'leaf 2' },
    { type: 'leaf', value: 'leaf 3' }
  ]
}
{ type: 'leaf', value: 'leaf 4' }
{ type: 'void' }

API

visit = visitChildren(visitor)

Wrap visitor to be invoked for each child in the nodes later given to visit.

function visitor(child, index, parent)

Invoked if visit is called on a parent node for each child.

function visit(parent)

Invoke visitor for each child of the parent.

Related

• unist-util-visit — Recursively walk over nodes
• unist-util-visit-parents — Like visit, but with a stack of parents
• unist-util-filter — Create a new tree with all nodes that pass a test
• unist-util-map — Create a new tree with all nodes mapped by a given function
• unist-util-remove — Remove nodes from a tree that pass a test
• unist-util-select — Select nodes with CSS-like selectors

Contribute

See contributing.md in syntax-tree/.github for ways to get started. See support.md for ways to get help.

This project has a Code of Conduct. By interacting with this repository, organisation, or community you agree to abide by its terms.

License

MIT © Titus Wormer