lapwinglabs / x-ray-select

The selection parser for x-ray. Aiming to bring structure to the web.

x-ray select

The selection parser for x-ray. Aiming to bring structure to the web.

Installation

npm install x-ray-select

Features

• Supports collections and nested collections
• Supports filters with arguments using format-parser
• Supports attribute selection

Example

var request = require('superagent');
var assert = require('assert');
var Select = require('x-ray-select');

/**
 * Structure
 */

var struct = [{
  $root: ".item",
  link: 'a@href',
  thumb: 'img@src',
  content: {
    $root: '.item-content',
    title: 'h2',
    body: 'section'
  },
  tags: ['.item-tags li']
}];

/**
 * Fetch the HTML
 */

request.get('http://mat.io', function(err, res) {
  var html = res.text;
  var select = Select(html);
  var arr = select(struct);

  // test
  var item = arr.pop();
  assert.deepEqual(item, {
    "link": "http://ift.tt/1xIsboY",
    "thumb": "http://www.google.com/s2/favicons?domain=http://ift.tt/1xIsboY",
    "content": {
      "title": "The 100 Best Children's Books of All Time",
      "body": "Relive your childhood with TIME's list of the best 100 children's books of all time http://t.co/NEvBhNM4np http://ift.tt/1sk3xdM\n\n— TIME.com (@TIME) January 11, 2015"
    },
    "tags": [
      "twitter"
    ]
  });
});

Test

npm install
make test

License

MIT

x-ray-select's Issues

Cannot set property 'filters' of null

Got a crash at --> m.filters = formatters;

I'm using x-ray that use x-ray-select. Not sure why this problem occur ... I've other rules and it's working perfectly fine.