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parse-head

parse-head Build Status

A promise to fetch the base, title, link and meta tags out of a Node stream.

The streaming approach helps remaining efficient in spite of malformed or very large HTML documents.

Notice: this module requires node>=4 to work.

Usage

Node API

const parse = require('parse-head');
const fs = require('fs');
 
parse(fs.createReadStream('some/file.html')).then(tags => {
  // ... 
});

It happens Buffer and string values are accepted as well:

const parse = require('parse-head');
const fs = require('fs');
 
fs.readFile('some/file.html', (err, buf) => {
  parse(buf).then(tags => {
    // ... 
  });
});

Command line

$ cat some/file.html | parse-head
[
  {"http-equiv":"Content-Type","content":"text/html; charset=utf-8","nodeName":"META"},
  {"property":"og:image","content":"...","nodeName":"META"},
  {"innerText":"...","nodeName":"TITLE"},
  ...
]

License

Copyright 2016, British Broadcasting Corporation

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.