Module build 

Re-exports

use std::iter; 🔒

use rustc_ast::token::Delimiter; 🔒

use rustc_ast::tokenstream::TokenStream; 🔒

use rustc_ast::util::literal; 🔒

use rustc_ast as ast; 🔒

use rustc_ast::AnonConst; 🔒

use rustc_ast::AttrItem; 🔒

use rustc_ast::AttrVec; 🔒

use rustc_ast::BlockCheckMode; 🔒

use rustc_ast::Expr; 🔒

use rustc_ast::LocalKind; 🔒

use rustc_ast::MatchKind; 🔒

use rustc_ast::PatKind; 🔒

use rustc_ast::Path; 🔒

use rustc_ast::UnOp; 🔒

use rustc_ast::attr; 🔒

use rustc_ast::token; 🔒

use rustc_ast::tokenstream; 🔒

use rustc_span::DUMMY_SP; 🔒

use rustc_span::Ident; 🔒

use rustc_span::Span; 🔒

use rustc_span::Spanned; 🔒

use rustc_span::Symbol; 🔒

use rustc_span::kw; 🔒

use rustc_span::sym; 🔒

use thin_vec::ThinVec; 🔒

use thin_vec::thin_vec; 🔒

use crate::base::ExtCtxt; 🔒