From 60f4d7bd8c0ecb9f23557464e824140a2be8f41a Mon Sep 17 00:00:00 2001
From: Luca Barbieri <luca@luca-barbieri.com>
Date: Fri, 3 Apr 2020 21:12:09 +0200
Subject: Provide more complete AST accessors to support usage in rustc

---
 crates/ra_assists/src/handlers/add_impl.rs           | 4 ++--
 crates/ra_assists/src/handlers/add_new.rs            | 5 +++--
 crates/ra_assists/src/handlers/introduce_variable.rs | 4 ++--
 crates/ra_assists/src/handlers/merge_imports.rs      | 4 ++--
 4 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'crates/ra_assists/src/handlers')

diff --git a/crates/ra_assists/src/handlers/add_impl.rs b/crates/ra_assists/src/handlers/add_impl.rs
index 6622eadb2..72a201b6d 100644
--- a/crates/ra_assists/src/handlers/add_impl.rs
+++ b/crates/ra_assists/src/handlers/add_impl.rs
@@ -1,5 +1,5 @@
 use ra_syntax::{
-    ast::{self, AstNode, NameOwner, TypeParamsOwner},
+    ast::{self, AstNode, AstToken, NameOwner, TypeParamsOwner},
     TextUnit,
 };
 use stdx::{format_to, SepBy};
@@ -42,7 +42,7 @@ pub(crate) fn add_impl(ctx: AssistCtx) -> Option<Assist> {
         if let Some(type_params) = type_params {
             let lifetime_params = type_params
                 .lifetime_params()
-                .filter_map(|it| it.lifetime_token())
+                .filter_map(|it| it.lifetime())
                 .map(|it| it.text().clone());
             let type_params =
                 type_params.type_params().filter_map(|it| it.name()).map(|it| it.text().clone());
diff --git a/crates/ra_assists/src/handlers/add_new.rs b/crates/ra_assists/src/handlers/add_new.rs
index 240b19fa3..c10397249 100644
--- a/crates/ra_assists/src/handlers/add_new.rs
+++ b/crates/ra_assists/src/handlers/add_new.rs
@@ -1,7 +1,8 @@
 use hir::Adt;
 use ra_syntax::{
     ast::{
-        self, AstNode, NameOwner, StructKind, TypeAscriptionOwner, TypeParamsOwner, VisibilityOwner,
+        self, AstNode, AstToken, NameOwner, StructKind, TypeAscriptionOwner, TypeParamsOwner,
+        VisibilityOwner,
     },
     TextUnit, T,
 };
@@ -105,7 +106,7 @@ fn generate_impl_text(strukt: &ast::StructDef, code: &str) -> String {
     if let Some(type_params) = type_params {
         let lifetime_params = type_params
             .lifetime_params()
-            .filter_map(|it| it.lifetime_token())
+            .filter_map(|it| it.lifetime())
             .map(|it| it.text().clone());
         let type_params =
             type_params.type_params().filter_map(|it| it.name()).map(|it| it.text().clone());
diff --git a/crates/ra_assists/src/handlers/introduce_variable.rs b/crates/ra_assists/src/handlers/introduce_variable.rs
index 1edbdc14c..9963f884b 100644
--- a/crates/ra_assists/src/handlers/introduce_variable.rs
+++ b/crates/ra_assists/src/handlers/introduce_variable.rs
@@ -1,5 +1,5 @@
 use ra_syntax::{
-    ast::{self, AstNode},
+    ast::{self, AstElement, AstNode},
     SyntaxKind::{
         BLOCK_EXPR, BREAK_EXPR, COMMENT, LAMBDA_EXPR, LOOP_EXPR, MATCH_ARM, PATH_EXPR, RETURN_EXPR,
         WHITESPACE,
@@ -124,7 +124,7 @@ fn anchor_stmt(expr: ast::Expr) -> Option<(SyntaxNode, bool)> {
             }
         }
 
-        if ast::Stmt::cast(node.clone()).is_some() {
+        if ast::Stmt::cast_element(node.clone().into()).is_some() {
             return Some((node, false));
         }
 
diff --git a/crates/ra_assists/src/handlers/merge_imports.rs b/crates/ra_assists/src/handlers/merge_imports.rs
index 5d4b74e56..f8b3ddb4e 100644
--- a/crates/ra_assists/src/handlers/merge_imports.rs
+++ b/crates/ra_assists/src/handlers/merge_imports.rs
@@ -3,7 +3,7 @@ use std::iter::successors;
 use ra_syntax::{
     algo::{neighbor, SyntaxRewriter},
     ast::{self, edit::AstNodeEdit, make},
-    AstNode, Direction, InsertPosition, SyntaxElement, T,
+    AstNode, AstToken, Direction, InsertPosition, SyntaxElement, T,
 };
 
 use crate::{Assist, AssistCtx, AssistId};
@@ -82,7 +82,7 @@ fn try_merge_trees(old: &ast::UseTree, new: &ast::UseTree) -> Option<ast::UseTre
             .filter(|it| it.kind() != T!['{'] && it.kind() != T!['}']),
     );
     let use_tree_list = lhs.use_tree_list()?;
-    let pos = InsertPosition::Before(use_tree_list.r_curly()?.into());
+    let pos = InsertPosition::Before(use_tree_list.r_curly()?.syntax().clone().into());
     let use_tree_list = use_tree_list.insert_children(pos, to_insert);
     Some(lhs.with_use_tree_list(use_tree_list))
 }
-- 
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