inko pkg add github.com/yorickpeterse/inko-syntax 0.16.0
inko pkg sync

import std.stdio (STDOUT)
import syntax (Languages)
import syntax.format (Html)

class async Main {
  fn async main {
    # The `Languages` type is a registry of the available languages. This type
    # makes it easy to create a lexer for a language, without having to
    # explicitly import the underlying types into your code.
    let langs = Languages.new

    # This gets a language for the given name, returning a `None` if the name
    # isn't recognized.
    let lang = langs.get('inko').unwrap

    # Now we can create a lexer and format it. Lexers take an immutable
    # reference to a `ByteArray`, so we need to keep it around until we've
    # produced the token stream.
    let bytes = '# This is a test'.to_byte_array
    let lexer = lang.lexer(bytes)

    # The `Html` formatter takes a lexer and turns it into Pygments compatible
    # HTML document fragment.
    let html = Html.new.format(lexer)

    STDOUT.new.print(html.to_string)
  }
}