Rust: add canonical_path and crate_origin to Item

rust/ast-generator/src/main.rs

@@ -440,7 +440,8 @@ fn write_extractor(grammar: &AstSrc) -> std::io::Result<String> {
         "//! Generated by `ast-generator`, do not edit by hand.\n
 #![cfg_attr(any(), rustfmt::skip)]
 
-use super::base::{{TextValue, Translator}};
+use super::base::Translator;
+use super::mappings::TextValue;
 use crate::emit_detached;
 use crate::generated;
 use crate::trap::{{Label, TrapId}};