Address comments

rust/extractor/src/main.rs

@@ -9,7 +9,7 @@ pub mod trap;
 use ra_ap_syntax::ast::SourceFile;
 use ra_ap_syntax::AstNode;
 
-pub fn extract(
+fn extract(
     archiver: &archive::Archiver,
     traps: &trap::TrapFileProvider,
     file: std::path::PathBuf,

rust/extractor/src/translate/.gitattributes

@@ -0,0 +1 @@
+/generated.rs linguist-generated

rust/generate-schema/src/main.rs

@@ -53,6 +53,10 @@ fn write_schema(
     super_types: BTreeMap<String, BTreeSet<String>>,
 ) -> std::io::Result<String> {
     let mut buf: Vec<u8> = Vec::new();
+    writeln!(
+        buf,
+        "# Generated by `cargo generate-schema`, do not edit by hand.\n"
+    )?;
     writeln!(buf, "from .prelude import *\n")?;
 
     for node in &grammar.enums {
@@ -404,7 +408,8 @@ fn write_extractor(grammar: &AstSrc) -> std::io::Result<String> {
     let mut buf: Vec<u8> = Vec::new();
     writeln!(
         buf,
-        "use crate::generated;
+        "//! Generated by `cargo generate-schema`, do not edit by hand.\n
+use crate::generated;
 use super::base::{{TextValue, Translator}};
 use crate::trap::{{Label, TrapId}};
 use ra_ap_syntax::ast;

rust/schema/.gitattributes

@@ -0,0 +1 @@
+/ast.py linguist-generated