{rustc_parse::parser -> rustc_expand}::module

src/librustc_expand/base.rs

@@ -1,4 +1,5 @@
 use crate::expand::{self, AstFragment, Invocation};
+use crate::module::DirectoryOwnership;
 
 use rustc_ast::ast::{self, Attribute, Name, NodeId, PatKind};
 use rustc_ast::mut_visit::{self, MutVisitor};
@@ -10,7 +11,6 @@ use rustc_attr::{self as attr, Deprecation, HasAttrs, Stability};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::sync::{self, Lrc};
 use rustc_errors::{DiagnosticBuilder, DiagnosticId};
-use rustc_parse::parser::module::DirectoryOwnership;
 use rustc_parse::{self, parser, MACRO_ARGUMENTS};
 use rustc_session::parse::ParseSess;
 use rustc_span::edition::Edition;

src/librustc_expand/expand.rs

@@ -2,6 +2,7 @@ use crate::base::*;
 use crate::config::StripUnconfigured;
 use crate::hygiene::{ExpnData, ExpnId, ExpnKind, SyntaxContext};
 use crate::mbe::macro_rules::annotate_err_with_kind;
+use crate::module::{parse_external_mod, push_directory, Directory, DirectoryOwnership};
 use crate::placeholders::{placeholder, PlaceholderExpander};
 use crate::proc_macro::collect_derives;
 
@@ -18,9 +19,6 @@ use rustc_attr::{self as attr, is_builtin_attr, HasAttrs};
 use rustc_errors::{Applicability, FatalError, PResult};
 use rustc_feature::Features;
 use rustc_parse::configure;
-use rustc_parse::parser::module::{
-    parse_external_mod, push_directory, Directory, DirectoryOwnership,
-};
 use rustc_parse::parser::Parser;
 use rustc_parse::validate_attr;
 use rustc_session::lint::builtin::UNUSED_DOC_COMMENTS;

src/librustc_expand/lib.rs

@@ -4,6 +4,7 @@
 #![feature(proc_macro_diagnostic)]
 #![feature(proc_macro_internals)]
 #![feature(proc_macro_span)]
+#![feature(try_blocks)]
 
 extern crate proc_macro as pm;
 
@@ -34,6 +35,7 @@ crate use rustc_span::hygiene;
 pub mod base;
 pub mod build;
 pub mod expand;
+pub mod module;
 pub use rustc_parse::config;
 pub mod proc_macro;
 

src/librustc_expand/module.rs

@@ -1,8 +1,7 @@
-use crate::new_sub_parser_from_file;
-
 use rustc_ast::ast::{self, Attribute, Ident, Mod};
 use rustc_ast::{attr, token};
 use rustc_errors::{struct_span_err, PResult};
+use rustc_parse::new_sub_parser_from_file;
 use rustc_session::parse::ParseSess;
 use rustc_span::source_map::{FileName, Span};
 use rustc_span::symbol::sym;
@@ -39,7 +38,7 @@ pub struct ModulePathSuccess {
     pub ownership: DirectoryOwnership,
 }
 
-pub fn parse_external_mod(
+crate fn parse_external_mod(
     sess: &ParseSess,
     id: ast::Ident,
     Directory { mut ownership, path }: Directory,
@@ -98,7 +97,7 @@ fn error_on_circular_module<'a>(
     Ok(())
 }
 
-pub fn push_directory(
+crate fn push_directory(
     id: Ident,
     attrs: &[Attribute],
     Directory { mut ownership, mut path }: Directory,

src/librustc_parse/parser/mod.rs

@@ -1,8 +1,6 @@
 pub mod attr;
 mod expr;
 mod item;
-pub mod module;
-pub use module::{ModulePath, ModulePathSuccess};
 mod pat;
 mod path;
 mod ty;