More highlighting API

1 files changed, 1 insertions, 9 deletions

diff --git a/src/source.rs b/src/source.rs
index deeaef4b..7973a2ee 100644
--- a/src/source.rs
+++ b/src/source.rs
@@ -12,7 +12,7 @@ use crate::diag::TypResult;
 use crate::loading::{FileHash, Loader};
 use crate::parse::{is_newline, parse, reparse};
 use crate::syntax::ast::Markup;
-use crate::syntax::{self, Category, GreenNode, RedNode, Span};
+use crate::syntax::{GreenNode, RedNode, Span};
 use crate::util::{PathExt, StrExt};
 
 #[cfg(feature = "codespan-reporting")]
@@ -269,14 +269,6 @@ impl SourceFile {
         reparse(&mut self.root, &self.src, replace, with.len())
     }
 
-    /// Provide highlighting categories for the given range of the source file.
-    pub fn highlight<F>(&self, range: Range<usize>, mut f: F)
-    where
-        F: FnMut(Range<usize>, Category),
-    {
-        syntax::highlight(self.red().as_ref(), range, &mut f)
-    }
-
     /// Get the length of the file in bytes.
     pub fn len_bytes(&self) -> usize {
         self.src.len()