From 9e213385c9d06db3c8ca20812779e2b8f8ad2c71 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 30 Mar 2019 13:25:53 +0300
Subject: switch to new rowan

---
 .../ra_ide_api/src/completion/complete_fn_param.rs |  2 +-
 .../ra_ide_api/src/completion/complete_keyword.rs  |  8 ++++----
 .../src/completion/completion_context.rs           | 22 +++++++++++-----------
 3 files changed, 16 insertions(+), 16 deletions(-)

(limited to 'crates/ra_ide_api/src/completion')

diff --git a/crates/ra_ide_api/src/completion/complete_fn_param.rs b/crates/ra_ide_api/src/completion/complete_fn_param.rs
index ffdc744b2..f87ccdeb9 100644
--- a/crates/ra_ide_api/src/completion/complete_fn_param.rs
+++ b/crates/ra_ide_api/src/completion/complete_fn_param.rs
@@ -17,7 +17,7 @@ pub(super) fn complete_fn_param(acc: &mut Completions, ctx: &CompletionContext)
     }
 
     let mut params = FxHashMap::default();
-    for node in ctx.leaf.ancestors() {
+    for node in ctx.token.parent().ancestors() {
         let _ = visitor_ctx(&mut params)
             .visit::<ast::SourceFile, _>(process)
             .visit::<ast::ItemList, _>(process)
diff --git a/crates/ra_ide_api/src/completion/complete_keyword.rs b/crates/ra_ide_api/src/completion/complete_keyword.rs
index 841c0c554..718b83418 100644
--- a/crates/ra_ide_api/src/completion/complete_keyword.rs
+++ b/crates/ra_ide_api/src/completion/complete_keyword.rs
@@ -2,7 +2,7 @@ use ra_syntax::{
     algo::visit::{visitor, Visitor},
     AstNode,
     ast::{self, LoopBodyOwner},
-    SyntaxKind::*, SyntaxNode,
+    SyntaxKind::*, SyntaxToken,
 };
 
 use crate::completion::{CompletionContext, CompletionItem, Completions, CompletionKind, CompletionItemKind};
@@ -62,7 +62,7 @@ pub(super) fn complete_expr_keyword(acc: &mut Completions, ctx: &CompletionConte
         acc.add(keyword(ctx, "else", "else {$0}"));
         acc.add(keyword(ctx, "else if", "else if $0 {}"));
     }
-    if is_in_loop_body(ctx.leaf) {
+    if is_in_loop_body(ctx.token) {
         if ctx.can_be_stmt {
             acc.add(keyword(ctx, "continue", "continue;"));
             acc.add(keyword(ctx, "break", "break;"));
@@ -74,8 +74,8 @@ pub(super) fn complete_expr_keyword(acc: &mut Completions, ctx: &CompletionConte
     acc.add_all(complete_return(ctx, fn_def, ctx.can_be_stmt));
 }
 
-fn is_in_loop_body(leaf: &SyntaxNode) -> bool {
-    for node in leaf.ancestors() {
+fn is_in_loop_body(leaf: SyntaxToken) -> bool {
+    for node in leaf.parent().ancestors() {
         if node.kind() == FN_DEF || node.kind() == LAMBDA_EXPR {
             break;
         }
diff --git a/crates/ra_ide_api/src/completion/completion_context.rs b/crates/ra_ide_api/src/completion/completion_context.rs
index 724d0dfbf..65dffa470 100644
--- a/crates/ra_ide_api/src/completion/completion_context.rs
+++ b/crates/ra_ide_api/src/completion/completion_context.rs
@@ -1,8 +1,8 @@
 use ra_text_edit::AtomTextEdit;
 use ra_syntax::{
-    AstNode, SyntaxNode, SourceFile, TextUnit, TextRange,
+    AstNode, SyntaxNode, SourceFile, TextUnit, TextRange, SyntaxToken,
     ast,
-    algo::{find_leaf_at_offset, find_covering_node, find_node_at_offset},
+    algo::{find_token_at_offset, find_covering_element, find_node_at_offset},
     SyntaxKind::*,
 };
 use hir::{source_binder, Resolver};
@@ -15,7 +15,7 @@ use crate::{db, FilePosition};
 pub(crate) struct CompletionContext<'a> {
     pub(super) db: &'a db::RootDatabase,
     pub(super) offset: TextUnit,
-    pub(super) leaf: &'a SyntaxNode,
+    pub(super) token: SyntaxToken<'a>,
     pub(super) resolver: Resolver,
     pub(super) module: Option<hir::Module>,
     pub(super) function: Option<hir::Function>,
@@ -49,10 +49,10 @@ impl<'a> CompletionContext<'a> {
     ) -> Option<CompletionContext<'a>> {
         let resolver = source_binder::resolver_for_position(db, position);
         let module = source_binder::module_from_position(db, position);
-        let leaf = find_leaf_at_offset(original_file.syntax(), position.offset).left_biased()?;
+        let token = find_token_at_offset(original_file.syntax(), position.offset).left_biased()?;
         let mut ctx = CompletionContext {
             db,
-            leaf,
+            token,
             offset: position.offset,
             resolver,
             module,
@@ -76,9 +76,9 @@ impl<'a> CompletionContext<'a> {
 
     // The range of the identifier that is being completed.
     pub(crate) fn source_range(&self) -> TextRange {
-        match self.leaf.kind() {
+        match self.token.kind() {
             // workaroud when completion is triggered by trigger characters.
-            IDENT => self.leaf.range(),
+            IDENT => self.token.range(),
             _ => TextRange::offset_len(self.offset, 0.into()),
         }
     }
@@ -139,10 +139,11 @@ impl<'a> CompletionContext<'a> {
             _ => (),
         }
 
-        self.use_item_syntax = self.leaf.ancestors().find_map(ast::UseItem::cast);
+        self.use_item_syntax = self.token.parent().ancestors().find_map(ast::UseItem::cast);
 
         self.function_syntax = self
-            .leaf
+            .token
+            .parent()
             .ancestors()
             .take_while(|it| it.kind() != SOURCE_FILE && it.kind() != MODULE)
             .find_map(ast::FnDef::cast);
@@ -224,8 +225,7 @@ impl<'a> CompletionContext<'a> {
 }
 
 fn find_node_with_range<N: AstNode>(syntax: &SyntaxNode, range: TextRange) -> Option<&N> {
-    let node = find_covering_node(syntax, range);
-    node.ancestors().find_map(N::cast)
+    find_covering_element(syntax, range).ancestors().find_map(N::cast)
 }
 
 fn is_node<N: AstNode>(node: &SyntaxNode) -> bool {
-- 
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