diff --git a/xtask/src/codegen/grammar.rs b/xtask/src/codegen/grammar.rs
index e7534582f2..49c96f1be3 100644
--- a/xtask/src/codegen/grammar.rs
+++ b/xtask/src/codegen/grammar.rs
@@ -3,7 +3,9 @@
 //! Specifically, it generates the `SyntaxKind` enum and a number of newtype
 //! wrappers around `SyntaxNode` which implement `syntax::AstNode`.
 
-#![allow(clippy::disallowed_types)]
+#![allow(warnings)]
+#![allow(clippy)]
+#![cfg_attr(any(), rustfmt::skip)]
 
 use std::{
     collections::{BTreeSet, HashSet},
@@ -23,7 +25,7 @@ use crate::{
     project_root,
 };
 
-mod ast_src;
+pub mod ast_src;
 use self::ast_src::{AstEnumSrc, AstNodeSrc, AstSrc, Cardinality, Field, KindsSrc};
 
 pub(crate) fn generate(check: bool) {
@@ -624,7 +626,7 @@ fn pluralize(s: &str) -> String {
 }
 
 impl Field {
-    fn is_many(&self) -> bool {
+    pub fn is_many(&self) -> bool {
         matches!(self, Field::Node { cardinality: Cardinality::Many, .. })
     }
     fn token_kind(&self) -> Option<proc_macro2::TokenStream> {
@@ -636,7 +638,7 @@ impl Field {
             _ => None,
         }
     }
-    fn method_name(&self) -> String {
+    pub fn method_name(&self) -> String {
         match self {
             Field::Token(name) => {
                 let name = match name.as_str() {
@@ -682,7 +684,7 @@ impl Field {
             }
         }
     }
-    fn ty(&self) -> proc_macro2::Ident {
+    pub fn ty(&self) -> proc_macro2::Ident {
         match self {
             Field::Token(_) => format_ident!("SyntaxToken"),
             Field::Node { ty, .. } => format_ident!("{}", ty),
@@ -699,7 +701,7 @@ fn clean_token_name(name: &str) -> String {
     }
 }
 
-fn lower(grammar: &Grammar) -> AstSrc {
+pub fn lower(grammar: &Grammar) -> AstSrc {
     let mut res = AstSrc {
         tokens:
             "Whitespace Comment String ByteString CString IntNumber FloatNumber Char Byte Ident"
diff --git a/xtask/src/codegen/grammar/ast_src.rs b/xtask/src/codegen/grammar/ast_src.rs
index 9269d15423..babe7ca1bf 100644
--- a/xtask/src/codegen/grammar/ast_src.rs
+++ b/xtask/src/codegen/grammar/ast_src.rs
@@ -1,5 +1,8 @@
 //! Defines input for code generation process.
 
+#![allow(clippy)]
+#![cfg_attr(any(), rustfmt::skip)]
+
 use quote::ToTokens;
 
 use crate::codegen::grammar::to_upper_snake_case;