language-servers/rust-analyzer
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⬆️ rust-analyzer

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This commit is contained in:
Laurențiu Nicola 2022-09-13 15:38:11 +03:00
parent 65e1dc4d9c
commit 459bbb4222
25 changed files with 528 additions and 142 deletions
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31
crates/ide-db/src/imports/insert_use.rs
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@ -7,7 +7,10 @@ use std::cmp::Ordering;
use hir::Semantics;
use syntax::{
algo,
ast::{self, make, AstNode, HasAttrs, HasModuleItem, HasVisibility, PathSegmentKind},
ast::{
self, edit_in_place::Removable, make, AstNode, HasAttrs, HasModuleItem, HasVisibility,
PathSegmentKind,
},
ted, Direction, NodeOrToken, SyntaxKind, SyntaxNode,
};
@ -192,20 +195,24 @@ pub fn insert_use(scope: &ImportScope, path: ast::Path, cfg: &InsertUseConfig) {
insert_use_(scope, &path, cfg.group, use_item);
}
pub fn remove_path_if_in_use_stmt(path: &ast::Path) {
pub fn ast_to_remove_for_path_in_use_stmt(path: &ast::Path) -> Option<Box<dyn Removable>> {
// FIXME: improve this
if path.parent_path().is_some() {
return;
return None;
}
if let Some(use_tree) = path.syntax().parent().and_then(ast::UseTree::cast) {
if use_tree.use_tree_list().is_some() || use_tree.star_token().is_some() {
return;
}
if let Some(use_) = use_tree.syntax().parent().and_then(ast::Use::cast) {
use_.remove();
return;
}
use_tree.remove();
let use_tree = path.syntax().parent().and_then(ast::UseTree::cast)?;
if use_tree.use_tree_list().is_some() || use_tree.star_token().is_some() {
return None;
}
if let Some(use_) = use_tree.syntax().parent().and_then(ast::Use::cast) {
return Some(Box::new(use_));
}
Some(Box::new(use_tree))
}
pub fn remove_path_if_in_use_stmt(path: &ast::Path) {
if let Some(node) = ast_to_remove_for_path_in_use_stmt(path) {
node.remove();
}
}