1 use hir::{HasSource, HirDisplay, Module, Semantics, TypeInfo};
4 defs::{Definition, NameRefClass},
5 famous_defs::FamousDefs,
6 FxHashMap, FxHashSet, RootDatabase, SnippetCap,
8 use stdx::to_lower_snake_case;
12 edit::{AstNodeEdit, IndentLevel},
13 make, AstNode, CallExpr, HasArgList, HasModuleItem,
15 SyntaxKind, SyntaxNode, TextRange, TextSize,
19 utils::convert_reference_type,
20 utils::{find_struct_impl, render_snippet, Cursor},
21 AssistContext, AssistId, AssistKind, Assists,
24 // Assist: generate_function
26 // Adds a stub function with a signature matching the function under the cursor.
30 // fn baz() -> Baz { Baz }
39 // fn baz() -> Baz { Baz }
44 // fn bar(arg: &str, baz: Baz) ${0:-> _} {
49 pub(crate) fn generate_function(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {
50 gen_fn(acc, ctx).or_else(|| gen_method(acc, ctx))
53 fn gen_fn(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {
54 let path_expr: ast::PathExpr = ctx.find_node_at_offset()?;
55 let call = path_expr.syntax().parent().and_then(ast::CallExpr::cast)?;
56 let path = path_expr.path()?;
57 let name_ref = path.segment()?.name_ref()?;
58 if ctx.sema.resolve_path(&path).is_some() {
59 // The function call already resolves, no need to add a function
63 let fn_name = &*name_ref.text();
64 let TargetInfo { target_module, adt_name, target, file, insert_offset } =
65 fn_target_info(ctx, path, &call, fn_name)?;
66 let function_builder = FunctionBuilder::from_call(ctx, &call, fn_name, target_module, target)?;
67 let text_range = call.syntax().text_range();
68 let label = format!("Generate {} function", function_builder.fn_name);
69 add_func_to_accumulator(
82 target_module: Option<Module>,
83 adt_name: Option<hir::Name>,
84 target: GeneratedFunctionTarget,
86 insert_offset: TextSize,
91 target_module: Option<Module>,
92 adt_name: Option<hir::Name>,
93 target: GeneratedFunctionTarget,
95 insert_offset: TextSize,
97 Self { target_module, adt_name, target, file, insert_offset }
102 ctx: &AssistContext<'_>,
106 ) -> Option<TargetInfo> {
107 match path.qualifier() {
108 Some(qualifier) => match ctx.sema.resolve_path(&qualifier) {
109 Some(hir::PathResolution::Def(hir::ModuleDef::Module(module))) => {
110 get_fn_target_info(ctx, &Some(module), call.clone())
112 Some(hir::PathResolution::Def(hir::ModuleDef::Adt(adt))) => {
113 if let hir::Adt::Enum(_) = adt {
114 // Don't suggest generating function if the name starts with an uppercase letter
115 if fn_name.starts_with(char::is_uppercase) {
120 assoc_fn_target_info(ctx, call, adt, fn_name)
122 Some(hir::PathResolution::SelfType(impl_)) => {
123 let adt = impl_.self_ty(ctx.db()).as_adt()?;
124 assoc_fn_target_info(ctx, call, adt, fn_name)
128 _ => get_fn_target_info(ctx, &None, call.clone()),
132 fn gen_method(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {
133 let call: ast::MethodCallExpr = ctx.find_node_at_offset()?;
134 if ctx.sema.resolve_method_call(&call).is_some() {
138 let fn_name = call.name_ref()?;
139 let adt = ctx.sema.type_of_expr(&call.receiver()?)?.original().strip_references().as_adt()?;
141 let current_module = ctx.sema.scope(call.syntax())?.module();
142 let target_module = adt.module(ctx.sema.db);
144 if current_module.krate() != target_module.krate() {
147 let (impl_, file) = get_adt_source(ctx, &adt, fn_name.text().as_str())?;
148 let (target, insert_offset) = get_method_target(ctx, &target_module, &impl_)?;
149 let function_builder =
150 FunctionBuilder::from_method_call(ctx, &call, &fn_name, target_module, target)?;
151 let text_range = call.syntax().text_range();
152 let adt_name = if impl_.is_none() { Some(adt.name(ctx.sema.db)) } else { None };
153 let label = format!("Generate {} method", function_builder.fn_name);
154 add_func_to_accumulator(
166 fn add_func_to_accumulator(
168 ctx: &AssistContext<'_>,
169 text_range: TextRange,
170 function_builder: FunctionBuilder,
171 insert_offset: TextSize,
173 adt_name: Option<hir::Name>,
176 acc.add(AssistId("generate_function", AssistKind::Generate), label, text_range, |builder| {
177 let function_template = function_builder.render();
178 let mut func = function_template.to_string(ctx.config.snippet_cap);
179 if let Some(name) = adt_name {
180 func = format!("\nimpl {} {{\n{}\n}}", name, func);
182 builder.edit_file(file);
183 match ctx.config.snippet_cap {
184 Some(cap) => builder.insert_snippet(cap, insert_offset, func),
185 None => builder.insert(insert_offset, func),
191 ctx: &AssistContext<'_>,
194 ) -> Option<(Option<ast::Impl>, FileId)> {
195 let range = adt.source(ctx.sema.db)?.syntax().original_file_range(ctx.sema.db);
196 let file = ctx.sema.parse(range.file_id);
198 ctx.sema.find_node_at_offset_with_macros(file.syntax(), range.range.start())?;
199 find_struct_impl(ctx, &adt_source, fn_name).map(|impl_| (impl_, range.file_id))
202 struct FunctionTemplate {
205 ret_type: Option<ast::RetType>,
206 should_focus_return_type: bool,
208 tail_expr: ast::Expr,
211 impl FunctionTemplate {
212 fn to_string(&self, cap: Option<SnippetCap>) -> String {
215 let cursor = if self.should_focus_return_type {
216 // Focus the return type if there is one
217 match self.ret_type {
218 Some(ref ret_type) => ret_type.syntax(),
219 None => self.tail_expr.syntax(),
222 self.tail_expr.syntax()
224 render_snippet(cap, self.fn_def.syntax(), Cursor::Replace(cursor))
226 None => self.fn_def.to_string(),
229 format!("{}{}{}", self.leading_ws, f, self.trailing_ws)
233 struct FunctionBuilder {
234 target: GeneratedFunctionTarget,
236 type_params: Option<ast::GenericParamList>,
237 params: ast::ParamList,
238 ret_type: Option<ast::RetType>,
239 should_focus_return_type: bool,
244 impl FunctionBuilder {
245 /// Prepares a generated function that matches `call`.
246 /// The function is generated in `target_module` or next to `call`
248 ctx: &AssistContext<'_>,
249 call: &ast::CallExpr,
251 target_module: Option<hir::Module>,
252 target: GeneratedFunctionTarget,
254 let needs_pub = target_module.is_some();
256 target_module.or_else(|| ctx.sema.scope(target.syntax()).map(|it| it.module()))?;
257 let fn_name = make::name(fn_name);
258 let (type_params, params) =
259 fn_args(ctx, target_module, ast::CallableExpr::Call(call.clone()))?;
261 let await_expr = call.syntax().parent().and_then(ast::AwaitExpr::cast);
262 let is_async = await_expr.is_some();
264 let (ret_type, should_focus_return_type) =
265 make_return_type(ctx, &ast::Expr::CallExpr(call.clone()), target_module);
273 should_focus_return_type,
280 ctx: &AssistContext<'_>,
281 call: &ast::MethodCallExpr,
283 target_module: Module,
284 target: GeneratedFunctionTarget,
287 !module_is_descendant(&ctx.sema.scope(call.syntax())?.module(), &target_module, ctx);
288 let fn_name = make::name(&name.text());
289 let (type_params, params) =
290 fn_args(ctx, target_module, ast::CallableExpr::MethodCall(call.clone()))?;
292 let await_expr = call.syntax().parent().and_then(ast::AwaitExpr::cast);
293 let is_async = await_expr.is_some();
295 let (ret_type, should_focus_return_type) =
296 make_return_type(ctx, &ast::Expr::MethodCallExpr(call.clone()), target_module);
304 should_focus_return_type,
310 fn render(self) -> FunctionTemplate {
311 let placeholder_expr = make::ext::expr_todo();
312 let fn_body = make::block_expr(vec![], Some(placeholder_expr));
313 let visibility = if self.needs_pub { Some(make::visibility_pub_crate()) } else { None };
314 let mut fn_def = make::fn_(
327 GeneratedFunctionTarget::BehindItem(it) => {
328 let indent = IndentLevel::from_node(&it);
329 leading_ws = format!("\n\n{}", indent);
330 fn_def = fn_def.indent(indent);
331 trailing_ws = String::new();
333 GeneratedFunctionTarget::InEmptyItemList(it) => {
334 let indent = IndentLevel::from_node(&it);
335 leading_ws = format!("\n{}", indent + 1);
336 fn_def = fn_def.indent(indent + 1);
337 trailing_ws = format!("\n{}", indent);
343 ret_type: fn_def.ret_type(),
344 // PANIC: we guarantee we always create a function body with a tail expr
345 tail_expr: fn_def.body().unwrap().tail_expr().unwrap(),
346 should_focus_return_type: self.should_focus_return_type,
353 /// Makes an optional return type along with whether the return type should be focused by the cursor.
354 /// If we cannot infer what the return type should be, we create a placeholder type.
356 /// The rule for whether we focus a return type or not (and thus focus the function body),
357 /// is rather simple:
358 /// * If we could *not* infer what the return type should be, focus it (so the user can fill-in
359 /// the correct return type).
360 /// * If we could infer the return type, don't focus it (and thus focus the function body) so the
361 /// user can change the `todo!` function body.
363 ctx: &AssistContext<'_>,
365 target_module: Module,
366 ) -> (Option<ast::RetType>, bool) {
367 let (ret_ty, should_focus_return_type) = {
368 match ctx.sema.type_of_expr(call).map(TypeInfo::original) {
369 Some(ty) if ty.is_unknown() => (Some(make::ty_placeholder()), true),
370 None => (Some(make::ty_placeholder()), true),
371 Some(ty) if ty.is_unit() => (None, false),
373 let rendered = ty.display_source_code(ctx.db(), target_module.into());
375 Ok(rendered) => (Some(make::ty(&rendered)), false),
376 Err(_) => (Some(make::ty_placeholder()), true),
381 let ret_type = ret_ty.map(make::ret_type);
382 (ret_type, should_focus_return_type)
385 fn get_fn_target_info(
386 ctx: &AssistContext<'_>,
387 target_module: &Option<Module>,
389 ) -> Option<TargetInfo> {
390 let (target, file, insert_offset) = get_fn_target(ctx, target_module, call)?;
391 Some(TargetInfo::new(*target_module, None, target, file, insert_offset))
395 ctx: &AssistContext<'_>,
396 target_module: &Option<Module>,
398 ) -> Option<(GeneratedFunctionTarget, FileId, TextSize)> {
399 let mut file = ctx.file_id();
400 let target = match target_module {
401 Some(target_module) => {
402 let module_source = target_module.definition_source(ctx.db());
403 let (in_file, target) = next_space_for_fn_in_module(ctx.sema.db, &module_source)?;
407 None => next_space_for_fn_after_call_site(ast::CallableExpr::Call(call))?,
409 Some((target.clone(), file, get_insert_offset(&target)))
412 fn get_method_target(
413 ctx: &AssistContext<'_>,
414 target_module: &Module,
415 impl_: &Option<ast::Impl>,
416 ) -> Option<(GeneratedFunctionTarget, TextSize)> {
417 let target = match impl_ {
418 Some(impl_) => next_space_for_fn_in_impl(impl_)?,
420 next_space_for_fn_in_module(ctx.sema.db, &target_module.definition_source(ctx.sema.db))?
424 Some((target.clone(), get_insert_offset(&target)))
427 fn assoc_fn_target_info(
428 ctx: &AssistContext<'_>,
432 ) -> Option<TargetInfo> {
433 let current_module = ctx.sema.scope(call.syntax())?.module();
434 let module = adt.module(ctx.sema.db);
435 let target_module = if current_module == module { None } else { Some(module) };
436 if current_module.krate() != module.krate() {
439 let (impl_, file) = get_adt_source(ctx, &adt, fn_name)?;
440 let (target, insert_offset) = get_method_target(ctx, &module, &impl_)?;
441 let adt_name = if impl_.is_none() { Some(adt.name(ctx.sema.db)) } else { None };
442 Some(TargetInfo::new(target_module, adt_name, target, file, insert_offset))
445 fn get_insert_offset(target: &GeneratedFunctionTarget) -> TextSize {
447 GeneratedFunctionTarget::BehindItem(it) => it.text_range().end(),
448 GeneratedFunctionTarget::InEmptyItemList(it) => it.text_range().start() + TextSize::of('{'),
453 enum GeneratedFunctionTarget {
454 BehindItem(SyntaxNode),
455 InEmptyItemList(SyntaxNode),
458 impl GeneratedFunctionTarget {
459 fn syntax(&self) -> &SyntaxNode {
461 GeneratedFunctionTarget::BehindItem(it) => it,
462 GeneratedFunctionTarget::InEmptyItemList(it) => it,
467 /// Computes the type variables and arguments required for the generated function
469 ctx: &AssistContext<'_>,
470 target_module: hir::Module,
471 call: ast::CallableExpr,
472 ) -> Option<(Option<ast::GenericParamList>, ast::ParamList)> {
473 let mut arg_names = Vec::new();
474 let mut arg_types = Vec::new();
475 for arg in call.arg_list()?.args() {
476 arg_names.push(fn_arg_name(&ctx.sema, &arg));
477 arg_types.push(fn_arg_type(ctx, target_module, &arg));
479 deduplicate_arg_names(&mut arg_names);
480 let params = arg_names.into_iter().zip(arg_types).map(|(name, ty)| {
481 make::param(make::ext::simple_ident_pat(make::name(&name)).into(), make::ty(&ty))
488 ast::CallableExpr::Call(_) => None,
489 ast::CallableExpr::MethodCall(_) => Some(make::self_param()),
496 /// Makes duplicate argument names unique by appending incrementing numbers.
499 /// let mut names: Vec<String> =
500 /// vec!["foo".into(), "foo".into(), "bar".into(), "baz".into(), "bar".into()];
501 /// deduplicate_arg_names(&mut names);
502 /// let expected: Vec<String> =
503 /// vec!["foo_1".into(), "foo_2".into(), "bar_1".into(), "baz".into(), "bar_2".into()];
504 /// assert_eq!(names, expected);
506 fn deduplicate_arg_names(arg_names: &mut Vec<String>) {
507 let mut arg_name_counts = FxHashMap::default();
508 for name in arg_names.iter() {
509 *arg_name_counts.entry(name).or_insert(0) += 1;
511 let duplicate_arg_names: FxHashSet<String> = arg_name_counts
513 .filter(|(_, count)| *count >= 2)
514 .map(|(name, _)| name.clone())
517 let mut counter_per_name = FxHashMap::default();
518 for arg_name in arg_names.iter_mut() {
519 if duplicate_arg_names.contains(arg_name) {
520 let counter = counter_per_name.entry(arg_name.clone()).or_insert(1);
522 arg_name.push_str(&counter.to_string());
528 fn fn_arg_name(sema: &Semantics<'_, RootDatabase>, arg_expr: &ast::Expr) -> String {
529 let name = (|| match arg_expr {
530 ast::Expr::CastExpr(cast_expr) => Some(fn_arg_name(sema, &cast_expr.expr()?)),
535 .filter_map(ast::NameRef::cast)
536 .filter(|name| name.ident_token().is_some())
538 if let Some(NameRefClass::Definition(Definition::Const(_) | Definition::Static(_))) =
539 NameRefClass::classify(sema, &name_ref)
541 return Some(name_ref.to_string().to_lowercase());
543 Some(to_lower_snake_case(&name_ref.to_string()))
547 Some(mut name) if name.starts_with(|c: char| c.is_ascii_digit()) => {
548 name.insert_str(0, "arg");
552 None => "arg".to_string(),
556 fn fn_arg_type(ctx: &AssistContext<'_>, target_module: hir::Module, fn_arg: &ast::Expr) -> String {
557 fn maybe_displayed_type(
558 ctx: &AssistContext<'_>,
559 target_module: hir::Module,
561 ) -> Option<String> {
562 let ty = ctx.sema.type_of_expr(fn_arg)?.adjusted();
567 if ty.is_reference() || ty.is_mutable_reference() {
568 let famous_defs = &FamousDefs(&ctx.sema, ctx.sema.scope(fn_arg.syntax())?.krate());
569 convert_reference_type(ty.strip_references(), ctx.db(), famous_defs)
570 .map(|conversion| conversion.convert_type(ctx.db()))
571 .or_else(|| ty.display_source_code(ctx.db(), target_module.into()).ok())
573 ty.display_source_code(ctx.db(), target_module.into()).ok()
577 maybe_displayed_type(ctx, target_module, fn_arg).unwrap_or_else(|| String::from("_"))
580 /// Returns the position inside the current mod or file
581 /// directly after the current block
582 /// We want to write the generated function directly after
583 /// fns, impls or macro calls, but inside mods
584 fn next_space_for_fn_after_call_site(expr: ast::CallableExpr) -> Option<GeneratedFunctionTarget> {
585 let mut ancestors = expr.syntax().ancestors().peekable();
586 let mut last_ancestor: Option<SyntaxNode> = None;
587 while let Some(next_ancestor) = ancestors.next() {
588 match next_ancestor.kind() {
589 SyntaxKind::SOURCE_FILE => {
592 SyntaxKind::ITEM_LIST => {
593 if ancestors.peek().map(|a| a.kind()) == Some(SyntaxKind::MODULE) {
599 last_ancestor = Some(next_ancestor);
601 last_ancestor.map(GeneratedFunctionTarget::BehindItem)
604 fn next_space_for_fn_in_module(
605 db: &dyn hir::db::AstDatabase,
606 module_source: &hir::InFile<hir::ModuleSource>,
607 ) -> Option<(FileId, GeneratedFunctionTarget)> {
608 let file = module_source.file_id.original_file(db);
609 let assist_item = match &module_source.value {
610 hir::ModuleSource::SourceFile(it) => match it.items().last() {
611 Some(last_item) => GeneratedFunctionTarget::BehindItem(last_item.syntax().clone()),
612 None => GeneratedFunctionTarget::BehindItem(it.syntax().clone()),
614 hir::ModuleSource::Module(it) => match it.item_list().and_then(|it| it.items().last()) {
615 Some(last_item) => GeneratedFunctionTarget::BehindItem(last_item.syntax().clone()),
616 None => GeneratedFunctionTarget::InEmptyItemList(it.item_list()?.syntax().clone()),
618 hir::ModuleSource::BlockExpr(it) => {
619 if let Some(last_item) =
620 it.statements().take_while(|stmt| matches!(stmt, ast::Stmt::Item(_))).last()
622 GeneratedFunctionTarget::BehindItem(last_item.syntax().clone())
624 GeneratedFunctionTarget::InEmptyItemList(it.syntax().clone())
628 Some((file, assist_item))
631 fn next_space_for_fn_in_impl(impl_: &ast::Impl) -> Option<GeneratedFunctionTarget> {
632 if let Some(last_item) = impl_.assoc_item_list().and_then(|it| it.assoc_items().last()) {
633 Some(GeneratedFunctionTarget::BehindItem(last_item.syntax().clone()))
635 Some(GeneratedFunctionTarget::InEmptyItemList(impl_.assoc_item_list()?.syntax().clone()))
639 fn module_is_descendant(module: &hir::Module, ans: &hir::Module, ctx: &AssistContext<'_>) -> bool {
643 for c in ans.children(ctx.sema.db) {
644 if module_is_descendant(module, &c, ctx) {
653 use crate::tests::{check_assist, check_assist_not_applicable};
658 fn add_function_with_no_args() {
679 fn add_function_from_method() {
680 // This ensures that the function is correctly generated
681 // in the next outer mod or file
706 fn add_function_directly_after_current_block() {
707 // The new fn should not be created at the end of the file or module
732 fn add_function_with_no_args_in_same_module() {
757 fn add_function_with_upper_camel_case_arg() {
772 fn bar(baz_baz: BazBaz) ${0:-> _} {
780 fn add_function_with_upper_camel_case_arg_as_cast() {
786 bar$0(&BazBaz as *const BazBaz);
792 bar(&BazBaz as *const BazBaz);
795 fn bar(baz_baz: *const BazBaz) ${0:-> _} {
803 fn add_function_with_function_call_arg() {
808 fn baz() -> Baz { todo!() }
815 fn baz() -> Baz { todo!() }
820 fn bar(baz: Baz) ${0:-> _} {
828 fn add_function_with_method_call_arg() {
834 fn foo(&self) -> Baz {
837 fn baz(&self) -> Baz {
845 fn foo(&self) -> Baz {
848 fn baz(&self) -> Baz {
853 fn bar(baz: Baz) -> Baz {
861 fn add_function_with_string_literal_arg() {
882 fn add_function_with_char_literal_arg() {
903 fn add_function_with_int_literal_arg() {
924 fn add_function_with_cast_int_literal_arg() {
945 fn name_of_cast_variable_is_used() {
946 // Ensures that the name of the cast type isn't used
947 // in the generated function signature.
970 fn add_function_with_variable_arg() {
993 fn add_function_with_impl_trait_arg() {
999 fn foo() -> impl Foo {
1008 fn foo() -> impl Foo {
1015 fn bar(foo: impl Foo) {
1028 fn baz() -> Baz { todo!() }
1036 fn baz() -> Baz { todo!() }
1050 fn add_function_with_qualified_path_arg() {
1056 pub fn baz() -> Bof { Bof }
1065 pub fn baz() -> Bof { Bof }
1071 fn bar(baz: Baz::Bof) {
1079 fn add_function_with_generic_arg() {
1080 // FIXME: This is wrong, generated `bar` should include generic parameter.
1101 fn add_function_with_fn_arg() {
1102 // FIXME: The argument in `bar` is wrong.
1108 fn new() -> Self { Baz }
1117 fn new() -> Self { Baz }
1123 fn bar(new: fn) ${0:-> _} {
1131 fn add_function_with_closure_arg() {
1132 // FIXME: The argument in `bar` is wrong.
1137 let closure = |x: i64| x - 1;
1143 let closure = |x: i64| x - 1;
1147 fn bar(closure: _) {
1155 fn unresolveable_types_default_to_placeholder() {
1176 fn arg_names_dont_overlap() {
1181 fn baz() -> Baz { Baz }
1188 fn baz() -> Baz { Baz }
1193 fn bar(baz_1: Baz, baz_2: Baz) {
1201 fn arg_name_counters_start_at_1_per_name() {
1206 fn baz() -> Baz { Baz }
1208 $0bar(baz(), baz(), "foo", "bar")
1213 fn baz() -> Baz { Baz }
1215 bar(baz(), baz(), "foo", "bar")
1218 fn bar(baz_1: Baz, baz_2: Baz, arg_1: &str, arg_2: &str) {
1226 fn add_function_in_module() {
1238 pub(crate) fn my_fn() {
1251 fn qualified_path_uses_correct_scope() {
1274 fn baz(foo: foo::Foo) {
1282 fn add_function_in_module_containing_other_items() {
1287 fn something_else() {}
1296 fn something_else() {}
1298 pub(crate) fn my_fn() {
1311 fn add_function_in_nested_module() {
1326 pub(crate) fn my_fn() {
1340 fn add_function_in_another_file() {
1355 pub(crate) fn bar() {
1362 fn add_function_with_return_type() {
1367 let x: u32 = foo$0();
1383 fn add_function_not_applicable_if_function_already_exists() {
1384 check_assist_not_applicable(
1397 fn add_function_not_applicable_if_unresolved_variable_in_call_is_selected() {
1398 check_assist_not_applicable(
1399 // bar is resolved, but baz isn't.
1400 // The assist is only active if the cursor is on an unresolved path,
1401 // but the assist should only be offered if the path is a function call.
1414 fn create_method_with_no_args() {
1432 fn bar(&self) ${0:-> _} {
1441 fn create_function_with_async() {
1454 async fn bar(arg: i32) ${0:-> _} {
1462 fn create_method() {
1467 fn foo() {S.bar$0();}
1475 fn bar(&self) ${0:-> _} {
1484 fn create_method_within_an_impl() {
1489 fn foo() {S.bar$0();}
1497 fn bar(&self) ${0:-> _} {
1507 fn create_method_from_different_module() {
1514 fn foo() {s::S.bar$0();}
1522 pub(crate) fn bar(&self) ${0:-> _} {
1527 fn foo() {s::S.bar();}
1533 fn create_method_from_descendant_module() {
1555 fn bar(&self) ${0:-> _} {
1565 fn create_method_with_cursor_anywhere_on_call_expresion() {
1570 fn foo() {$0S.bar();}
1578 fn bar(&self) ${0:-> _} {
1587 fn create_static_method() {
1592 fn foo() {S::bar$0();}
1596 fn foo() {S::bar();}
1600 fn bar() ${0:-> _} {
1609 fn create_static_method_within_an_impl() {
1614 fn foo() {S::bar$0();}
1620 fn foo() {S::bar();}
1622 fn bar() ${0:-> _} {
1632 fn create_static_method_from_different_module() {
1639 fn foo() {s::S::bar$0();}
1647 pub(crate) fn bar() ${0:-> _} {
1652 fn foo() {s::S::bar();}
1658 fn create_static_method_with_cursor_anywhere_on_call_expresion() {
1663 fn foo() {$0S::bar();}
1667 fn foo() {S::bar();}
1671 fn bar() ${0:-> _} {
1680 fn create_static_method_within_an_impl_with_self_syntax() {
1698 fn bar() ${0:-> _} {
1707 fn no_panic_on_invalid_global_path() {
1720 fn foo() ${0:-> _} {
1728 fn handle_tuple_indexing() {
1743 fn foo(a: ()) ${0:-> _} {
1751 fn add_function_with_const_arg() {
1755 const VALUE: usize = 0;
1761 const VALUE: usize = 0;
1766 fn foo(value: usize) ${0:-> _} {
1774 fn add_function_with_static_arg() {
1778 static VALUE: usize = 0;
1784 static VALUE: usize = 0;
1789 fn foo(value: usize) ${0:-> _} {
1797 fn add_function_with_static_mut_arg() {
1801 static mut VALUE: usize = 0;
1807 static mut VALUE: usize = 0;
1812 fn foo(value: usize) ${0:-> _} {
1820 fn not_applicable_for_enum_variant() {
1821 check_assist_not_applicable(
1833 fn applicable_for_enum_method() {
1850 fn new() ${0:-> _} {