//! Basic syntax highlighting functionality.
//!
-//! This module uses libsyntax's lexer to provide token-based highlighting for
+//! This module uses librustc_ast's lexer to provide token-based highlighting for
//! the HTML documentation generated by rustdoc.
//!
//! Use the `render_with_highlighting` to highlight some rust code.
use std::io;
use std::io::prelude::*;
+use rustc_ast::token::{self, Token};
use rustc_parse::lexer;
use rustc_session::parse::ParseSess;
use rustc_span::source_map::SourceMap;
use rustc_span::symbol::{kw, sym};
use rustc_span::{FileName, Span};
-use syntax::token::{self, Token};
/// Highlights `src`, returning the HTML output.
pub fn render_with_highlighting(