Here's a video of Rob Pike, developer of Go, talking about a lexer he built for the Go text/template package: https://www.youtube.com/watch?v=HxaD_trXwRE https

Here's a video of Rob Pike, developer of Go, talking about a lexer he built for the Go text/template package: https://www.youtube.com/watch?v=HxaD_trXwRE https://www.youtube.com/watch?v=HxaD_trXwRE It supports unicode.