1 files changed, 19 insertions, 0 deletions

diff --git a/crates/libsyntax2/src/ast/generated.rs b/crates/libsyntax2/src/ast/generated.rs
index 2f813050a..0767df334 100644
--- a/crates/libsyntax2/src/ast/generated.rs
+++ b/crates/libsyntax2/src/ast/generated.rs
@@ -20,6 +20,14 @@ impl<R: TreeRoot> AstNode<R> for File<R> {
     fn syntax(&self) -> &SyntaxNode<R> { &self.syntax }
 }
 
+impl<R: TreeRoot> File<R> {
+    pub fn functions<'a>(&'a self) -> impl Iterator<Item = Function<R>> + 'a {
+        self.syntax()
+            .children()
+            .filter_map(Function::cast)
+    }
+}
+
 
 #[derive(Debug, Clone, Copy)]
 pub struct Function<R: TreeRoot = Arc<SyntaxRoot>> {
@@ -36,6 +44,15 @@ impl<R: TreeRoot> AstNode<R> for Function<R> {
     fn syntax(&self) -> &SyntaxNode<R> { &self.syntax }
 }
 
+impl<R: TreeRoot> Function<R> {
+    pub fn name(&self) -> Option<Name<R>> {
+        self.syntax()
+            .children()
+            .filter_map(Name::cast)
+            .next()
+    }
+}
+
 
 #[derive(Debug, Clone, Copy)]
 pub struct Name<R: TreeRoot = Arc<SyntaxRoot>> {
@@ -52,3 +69,5 @@ impl<R: TreeRoot> AstNode<R> for Name<R> {
     fn syntax(&self) -> &SyntaxNode<R> { &self.syntax }
 }
 
+impl<R: TreeRoot> Name<R> {}
+