From ab559f170ee02e3bdd9aeeb55933bb143b520c34 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Wed, 30 Oct 2019 19:10:53 +0300
Subject: move hygiene to hir_expand

---
 crates/ra_hir_def/src/attr.rs        |  3 ++-
 crates/ra_hir_def/src/hygiene.rs     | 40 ------------------------------------
 crates/ra_hir_def/src/lib.rs         |  1 -
 crates/ra_hir_def/src/nameres/raw.rs |  6 ++----
 crates/ra_hir_def/src/path.rs        |  3 ++-
 5 files changed, 6 insertions(+), 47 deletions(-)
 delete mode 100644 crates/ra_hir_def/src/hygiene.rs

(limited to 'crates/ra_hir_def')

diff --git a/crates/ra_hir_def/src/attr.rs b/crates/ra_hir_def/src/attr.rs
index 71f92adc2..0e961ca12 100644
--- a/crates/ra_hir_def/src/attr.rs
+++ b/crates/ra_hir_def/src/attr.rs
@@ -2,6 +2,7 @@
 
 use std::sync::Arc;
 
+use hir_expand::hygiene::Hygiene;
 use mbe::ast_to_token_tree;
 use ra_cfg::CfgOptions;
 use ra_syntax::{
@@ -10,7 +11,7 @@ use ra_syntax::{
 };
 use tt::Subtree;
 
-use crate::{hygiene::Hygiene, path::Path};
+use crate::path::Path;
 
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct Attr {
diff --git a/crates/ra_hir_def/src/hygiene.rs b/crates/ra_hir_def/src/hygiene.rs
deleted file mode 100644
index 94de2c57c..000000000
--- a/crates/ra_hir_def/src/hygiene.rs
+++ /dev/null
@@ -1,40 +0,0 @@
-//! This modules handles hygiene information.
-//!
-//! Specifically, `ast` + `Hygiene` allows you to create a `Name`. Note that, at
-//! this moment, this is horribly incomplete and handles only `$crate`.
-// Should this be moved to `hir_expand`? Seems like it.
-
-use hir_expand::{
-    db::AstDatabase,
-    either::Either,
-    name::{AsName, Name},
-    HirFileId,
-};
-use ra_db::CrateId;
-use ra_syntax::ast;
-
-#[derive(Debug)]
-pub struct Hygiene {
-    // This is what `$crate` expands to
-    def_crate: Option<CrateId>,
-}
-
-impl Hygiene {
-    pub fn new(db: &impl AstDatabase, file_id: HirFileId) -> Hygiene {
-        Hygiene { def_crate: file_id.macro_crate(db) }
-    }
-
-    pub(crate) fn new_unhygienic() -> Hygiene {
-        Hygiene { def_crate: None }
-    }
-
-    // FIXME: this should just return name
-    pub(crate) fn name_ref_to_name(&self, name_ref: ast::NameRef) -> Either<Name, CrateId> {
-        if let Some(def_crate) = self.def_crate {
-            if name_ref.text() == "$crate" {
-                return Either::B(def_crate);
-            }
-        }
-        Either::A(name_ref.as_name())
-    }
-}
diff --git a/crates/ra_hir_def/src/lib.rs b/crates/ra_hir_def/src/lib.rs
index 5135dda56..7a6c7b301 100644
--- a/crates/ra_hir_def/src/lib.rs
+++ b/crates/ra_hir_def/src/lib.rs
@@ -11,7 +11,6 @@ pub mod db;
 pub mod attr;
 pub mod path;
 pub mod type_ref;
-pub mod hygiene;
 
 // FIXME: this should be private
 pub mod nameres;
diff --git a/crates/ra_hir_def/src/nameres/raw.rs b/crates/ra_hir_def/src/nameres/raw.rs
index 56831e409..86c05d602 100644
--- a/crates/ra_hir_def/src/nameres/raw.rs
+++ b/crates/ra_hir_def/src/nameres/raw.rs
@@ -6,6 +6,7 @@ use hir_expand::{
     ast_id_map::AstIdMap,
     db::AstDatabase,
     either::Either,
+    hygiene::Hygiene,
     name::{AsName, Name},
 };
 use ra_arena::{impl_arena_id, map::ArenaMap, Arena, RawId};
@@ -14,10 +15,7 @@ use ra_syntax::{
     AstNode, AstPtr, SourceFile,
 };
 
-use crate::{
-    attr::Attr, db::DefDatabase2, hygiene::Hygiene, path::Path, FileAstId, HirFileId, ModuleSource,
-    Source,
-};
+use crate::{attr::Attr, db::DefDatabase2, path::Path, FileAstId, HirFileId, ModuleSource, Source};
 
 /// `RawItems` is a set of top-level items in a file (except for impls).
 ///
diff --git a/crates/ra_hir_def/src/path.rs b/crates/ra_hir_def/src/path.rs
index d0b842a6b..ddabc7ca6 100644
--- a/crates/ra_hir_def/src/path.rs
+++ b/crates/ra_hir_def/src/path.rs
@@ -4,6 +4,7 @@ use std::{iter, sync::Arc};
 
 use hir_expand::{
     either::Either,
+    hygiene::Hygiene,
     name::{self, AsName, Name},
 };
 use ra_db::CrateId;
@@ -12,7 +13,7 @@ use ra_syntax::{
     AstNode,
 };
 
-use crate::{hygiene::Hygiene, type_ref::TypeRef, Source};
+use crate::{type_ref::TypeRef, Source};
 
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct Path {
-- 
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