run( rez ) {

    // "Quote" or safely escape a keyword so it can be used as a regex. For
    // example, if the keyword is "C++", yield "C\+\+".
    // http://stackoverflow.com/a/2593661/4942583
    const regex_quote = str => (str + '').replace(/[.?*+^$[\]\\(){}|-]/ig, '\\$&');

    // Create a searchable plain-text digest of the resume
    // TODO: BUG: Don't search within keywords for other keywords. Job A
    // declares the "foo" keyword. Job B declares the "foo & bar" keyword. Job
    // B's mention of "foobar" should not count as a mention of "foo".
    // To achieve this, remove keywords from the search digest and treat them
    // separately.
    let searchable = '';
    rez.transformStrings(['imp', 'computed', 'safe'], ( key, val ) => searchable += ` ${val}`);

    // Assemble a regex skeleton we can use to test for keywords with a bit
    // more
    const prefix = `(?:${['^', '\\s+', '[\\.,]+'].join('|')})`;
    const suffix = `(?:${['$', '\\s+', '[\\.,]+'].join('|')})`;

    return rez.keywords().map(function(kw) {

      // 1. Using word boundary or other regex class is inaccurate
      //
      //    var regex = new RegExp( '\\b' + regex_quote( kw )/* + '\\b'*/, 'ig');
      //
      // 2. Searching for the raw keyword is inaccurate ("C" will match any
      // word containing a 'c'!).
      //
      //    var regex = new RegExp( regex_quote( kw ), 'ig');
      //
      // 3. Instead, use a custom regex with special delimeters.

      const regex_str = prefix + regex_quote( kw ) + suffix;
      const regex = new RegExp( regex_str, 'ig');
      let count = 0;
      while (regex.exec( searchable ) !== null) {
        count++;
      }
      return {
        name: kw,
        count
      };
    });
  }
Run the Keyword Inspector on a resume.
  @method run
  @return An collection of statistical keyword data.