snapdragon-visit    

> visit and mapVisit methods for snapdragon nodes.

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

Install

Install with npm:

``sh
$ npm install --save snapdragon-visit
`

Usage

Use snapdragon-visit in your node.js library with the following line of code:

`js
const visit = require('snapdragon-visit');
`

API

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Visit the given node with the specified function, the calls mapVisit if node.nodes exists.

Params

* node {Object}: (required) Instance of snapdragon-node, or if a plain object is passed it will be converted to an instance of snapdragon-node.
* fn {Function}: (required)
* parent {Object}: (optional) Instance of snapdragon-node to use as the node.parent
* returns {Object}: Returns the given node.

Example

`js
const ast = new Node({type: 'root'});
visit(ast, function(node) {
node.val = '*';
});
console.log(ast.val);
//=> '*'
`

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Calls visit on each node in node.nodes.

Params

* node {Object}
* fn {Function}
* returns {Object}: Returns the given node.

Example

`js
var node = new Node({type: 'star', val: ''});
var ast = new Node({type: 'root', nodes: []});
ast.push(node);

visit.map(ast, function(node) {
if (node.type === 'star') {
node.val = '*';
}
});

console.log(node.val);
//=> '*'
`

About

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You might also be interested in these projects:

* snapdragon-node: Snapdragon utility for creating a new AST node in custom code, such as plugins. | homepage
* snapdragon-token: Create a snapdragon token. Used by the snapdragon lexer, but can also be used by… more | homepage
* snapdragon: Easy-to-use plugin system for creating powerful, fast and versatile parsers and compilers, with built-in source-map… more | homepage

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Jon Schlinkert

* github/jonschlinkert
* twitter/jonschlinkert

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Copyright © 2017, Jon Schlinkert.
Released under the MIT License.

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_This file was generated by verb-generate-readme, v0.6.0, on November 21, 2017._