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-rw-r--r--crates/assists/src/handlers/unmerge_use.rs47
1 files changed, 31 insertions, 16 deletions
diff --git a/crates/assists/src/handlers/unmerge_use.rs b/crates/assists/src/handlers/unmerge_use.rs
index d7dfe70d9..6da1795da 100644
--- a/crates/assists/src/handlers/unmerge_use.rs
+++ b/crates/assists/src/handlers/unmerge_use.rs
@@ -32,28 +32,33 @@ pub(crate) fn unmerge_use(acc: &mut Assists, ctx: &AssistContext) -> Option<()>
32 let use_: ast::Use = tree_list.syntax().ancestors().find_map(ast::Use::cast)?; 32 let use_: ast::Use = tree_list.syntax().ancestors().find_map(ast::Use::cast)?;
33 let path = resolve_full_path(&tree)?; 33 let path = resolve_full_path(&tree)?;
34 34
35 let new_use = ast::make::use_(
36 use_.visibility(),
37 ast::make::use_tree(path, None, tree.rename(), tree.star_token().is_some()),
38 );
39
40 let mut rewriter = SyntaxRewriter::default();
41 rewriter += tree.remove();
42 rewriter.insert_after(use_.syntax(), &ast::make::tokens::single_newline());
43 if let ident_level @ 1..=usize::MAX = use_.indent_level().0 as usize {
44 rewriter.insert_after(
45 use_.syntax(),
46 &ast::make::tokens::whitespace(&" ".repeat(4 * ident_level)),
47 );
48 }
49 rewriter.insert_after(use_.syntax(), new_use.syntax());
50
51 let target = tree.syntax().text_range(); 35 let target = tree.syntax().text_range();
52 acc.add( 36 acc.add(
53 AssistId("unmerge_use", AssistKind::RefactorRewrite), 37 AssistId("unmerge_use", AssistKind::RefactorRewrite),
54 "Unmerge use", 38 "Unmerge use",
55 target, 39 target,
56 |builder| { 40 |builder| {
41 let new_use = ast::make::use_(
42 use_.visibility(),
43 ast::make::use_tree(
44 path,
45 tree.use_tree_list(),
46 tree.rename(),
47 tree.star_token().is_some(),
48 ),
49 );
50
51 let mut rewriter = SyntaxRewriter::default();
52 rewriter += tree.remove();
53 rewriter.insert_after(use_.syntax(), &ast::make::tokens::single_newline());
54 if let ident_level @ 1..=usize::MAX = use_.indent_level().0 as usize {
55 rewriter.insert_after(
56 use_.syntax(),
57 &ast::make::tokens::whitespace(&" ".repeat(4 * ident_level)),
58 );
59 }
60 rewriter.insert_after(use_.syntax(), new_use.syntax());
61
57 builder.rewrite(rewriter); 62 builder.rewrite(rewriter);
58 }, 63 },
59 ) 64 )
@@ -195,6 +200,16 @@ use foo::bar::{baz::{foobar}, barbaz};
195use foo::bar::baz::qux; 200use foo::bar::baz::qux;
196", 201",
197 ); 202 );
203 check_assist(
204 unmerge_use,
205 r"
206use foo::bar::{baz$0::{qux, foobar}, barbaz};
207",
208 r"
209use foo::bar::{barbaz};
210use foo::bar::baz::{qux, foobar};
211",
212 );
198 } 213 }
199 214
200 #[test] 215 #[test]