Make completion resolve async

1 files changed, 31 insertions, 1 deletions

diff --git a/crates/ide_db/src/helpers/insert_use.rs b/crates/ide_db/src/helpers/insert_use.rs
index 040843990..0dae9a541 100644
--- a/crates/ide_db/src/helpers/insert_use.rs
+++ b/crates/ide_db/src/helpers/insert_use.rs
@@ -11,7 +11,7 @@ use syntax::{
         edit::{AstNodeEdit, IndentLevel},
         make, AstNode, PathSegmentKind, VisibilityOwner,
     },
-    AstToken, InsertPosition, NodeOrToken, SyntaxElement, SyntaxNode, SyntaxToken,
+    AstToken, InsertPosition, NodeOrToken, SyntaxElement, SyntaxNode, SyntaxNodePtr, SyntaxToken,
 };
 use test_utils::mark;
 
@@ -22,6 +22,36 @@ pub enum ImportScope {
 }
 
 impl ImportScope {
+    pub fn get_ptr(&self) -> ImportScopePtr {
+        match self {
+            ImportScope::File(file) => ImportScopePtr::File(SyntaxNodePtr::new(file.syntax())),
+            ImportScope::Module(module) => {
+                ImportScopePtr::Module(SyntaxNodePtr::new(module.syntax()))
+            }
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
+pub enum ImportScopePtr {
+    File(SyntaxNodePtr),
+    Module(SyntaxNodePtr),
+}
+
+impl ImportScopePtr {
+    pub fn into_scope(self, root: &SyntaxNode) -> Option<ImportScope> {
+        Some(match self {
+            ImportScopePtr::File(file_ptr) => {
+                ImportScope::File(ast::SourceFile::cast(file_ptr.to_node(root))?)
+            }
+            ImportScopePtr::Module(module_ptr) => {
+                ImportScope::File(ast::SourceFile::cast(module_ptr.to_node(root))?)
+            }
+        })
+    }
+}
+
+impl ImportScope {
     pub fn from(syntax: SyntaxNode) -> Option<Self> {
         if let Some(module) = ast::Module::cast(syntax.clone()) {
             module.item_list().map(ImportScope::Module)