Unnamed repository; edit this file 'description' to name the repository.
Migrate `wrap_return_type_in_result` to mutable ast
| -rw-r--r-- | crates/ide-assists/src/handlers/wrap_return_type_in_result.rs | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/crates/ide-assists/src/handlers/wrap_return_type_in_result.rs b/crates/ide-assists/src/handlers/wrap_return_type_in_result.rs index b6c489eb62..24c3387457 100644 --- a/crates/ide-assists/src/handlers/wrap_return_type_in_result.rs +++ b/crates/ide-assists/src/handlers/wrap_return_type_in_result.rs @@ -6,7 +6,7 @@ use ide_db::{ }; use syntax::{ ast::{self, make, Expr}, - match_ast, AstNode, + match_ast, ted, AstNode, }; use crate::{AssistContext, AssistId, AssistKind, Assists}; @@ -52,8 +52,8 @@ pub(crate) fn wrap_return_type_in_result(acc: &mut Assists, ctx: &AssistContext< AssistId("wrap_return_type_in_result", AssistKind::RefactorRewrite), "Wrap return type in Result", type_ref.syntax().text_range(), - |builder| { - let body = ast::Expr::BlockExpr(body); + |edit| { + let body = edit.make_mut(ast::Expr::BlockExpr(body)); let mut exprs_to_wrap = Vec::new(); let tail_cb = &mut |e: &_| tail_cb_impl(&mut exprs_to_wrap, e); @@ -70,17 +70,24 @@ pub(crate) fn wrap_return_type_in_result(acc: &mut Assists, ctx: &AssistContext< let ok_wrapped = make::expr_call( make::expr_path(make::ext::ident_path("Ok")), make::arg_list(iter::once(ret_expr_arg.clone())), - ); - builder.replace_ast(ret_expr_arg, ok_wrapped); + ) + .clone_for_update(); + ted::replace(ret_expr_arg.syntax(), ok_wrapped.syntax()); } - match ctx.config.snippet_cap { - Some(cap) => { - let snippet = format!("Result<{type_ref}, ${{0:_}}>"); - builder.replace_snippet(cap, type_ref.syntax().text_range(), snippet) - } - None => builder - .replace(type_ref.syntax().text_range(), format!("Result<{type_ref}, _>")), + let new_result_ty = + make::ext::ty_result(type_ref.clone(), make::ty_placeholder()).clone_for_update(); + let old_result_ty = edit.make_mut(type_ref.clone()); + + ted::replace(old_result_ty.syntax(), new_result_ty.syntax()); + + if let Some(cap) = ctx.config.snippet_cap { + let generic_args = new_result_ty + .syntax() + .descendants() + .find_map(ast::GenericArgList::cast) + .unwrap(); + edit.add_placeholder_snippet(cap, generic_args.generic_args().last().unwrap()); } }, ) |