improve Rust highlighting
@@ -1257,8 +1257,8 @@ prefs = {
"virtual", "where", "while", "yield"
],
"special": [
- "assert_eq!", "None", "Option", "Result", "Some",
- "unimplemented!"
+ "\\bassert_eq!", "\\bNone\\b", "\\bOption\\b", "\\bResult\\b",
+ "\\bSome\\b", "\\bunimplemented!"
],
"types": [
"bool", "char", "i8", "i16", "i32", "i64", "isize", "u8", "u16",
