Link Header javascript parser function

link_header_parser.js

function parseLinkHeader(linkHeaderStr) {
    // http://tools.ietf.org/html/rfc5988
    var linkHeader = {},
        matchedElements,
        linkHeaderRegex = /<\s*"?(.*?)"?\s*>\s*;\s*rel\s*=\s*"(\w+)"/gi;

    while((matchedElements = linkHeaderRegex.exec(linkHeaderStr)) !== null) {
        linkHeader[matchedElements[2]] = matchedElements[1];
    }

    return linkHeader;
}

test_link_header_parser.js

var linkHeaderStr = '<https://api.github.com/user/repos?page=3&per_page=100>; rel="next", <https://api.github.com/user/repos?page=50&per_page=100>; rel="last"';
console.log( parseLinkHeader(linkHeaderStr) );

// Output:
// { next: 'https://api.github.com/user/repos?page=3&per_page=100',
//   last: 'https://api.github.com/user/repos?page=50&per_page=100' }