Changes in version 2021-12-06 (2021-12-06)               

  - Documentation fixes for TokenStream
  - Fix bug in read_while() and read() when first token matches
  - Refactor read_while(), read_until() to use rle() for an easier way
    of getting the logic correct.

               Changes in version 2021-09-16 (2021-09-16)               

  - Add ... args to lex() which are passed through to
    stringi::stri_match_all()

               Changes in version 2021-09-01 (2021-09-01)               

  - Increase test coverage to 1005 of the code
  - Include a base R variation of the R6 TokenStream by using
    environments directly.

               Changes in version 2021-08-30 (2021-08-30)               

  - Switch to stringi instead of stringr as it is a lighter dependency

               Changes in version 2020-12-12 (2020-12-12)               

  - Bug-fixing of 'consume_until'
  - Improved print statement for TokenStream
  - renamed regex to re to avoid clash with stringr

               Changes in version 2020-12-10 (2020-12-10)               

  - Stricter checks on 'regex_idx' validity

               Changes in version 2020-12-08 (2020-12-08)               

  - Bug fixes
  - Added initial PBRT vignette

               Changes in version 2020-12-05 (2020-12-05)               

  - Initial release
  - Major update + API changes from the now defunct minilexer