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Merge #2175

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2175: Appease the linter by dummy doc comments r=matklad a=matklad



Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>
This commit is contained in:
bors[bot] 2019-11-04 19:35:43 +00:00 committed by GitHub
commit 9c93fbf346
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GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 212 additions and 306 deletions
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7
crates/ra_assists/src/doc_tests.rs
View File

@ -5,13 +5,14 @@
mod generated;
use hir::mock::MockDatabase;
use ra_db::FileRange;
use ra_db::{fixture::WithFixture, FileRange};
use test_utils::{assert_eq_text, extract_range_or_offset};
use crate::test_db::TestDB;
fn check(assist_id: &str, before: &str, after: &str) {
let (selection, before) = extract_range_or_offset(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange = FileRange { file_id, range: selection.into() };
let (_assist_id, action) = crate::assists(&db, frange)

40
crates/ra_assists/src/lib.rs
View File

@ -9,6 +9,8 @@ mod assist_ctx;
mod marks;
#[cfg(test)]
mod doc_tests;
#[cfg(test)]
mod test_db;
use hir::db::HirDatabase;
use ra_db::FileRange;
@ -146,20 +148,19 @@ mod assists {
#[cfg(test)]
mod helpers {
use hir::mock::MockDatabase;
use ra_db::FileRange;
use ra_db::{fixture::WithFixture, FileRange};
use ra_syntax::TextRange;
use test_utils::{add_cursor, assert_eq_text, extract_offset, extract_range};
use crate::{Assist, AssistCtx};
use crate::{test_db::TestDB, Assist, AssistCtx};
pub(crate) fn check_assist(
assist: fn(AssistCtx<MockDatabase>) -> Option<Assist>,
assist: fn(AssistCtx<TestDB>) -> Option<Assist>,
before: &str,
after: &str,
) {
let (before_cursor_pos, before) = extract_offset(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange =
FileRange { file_id, range: TextRange::offset_len(before_cursor_pos, 0.into()) };
let assist =
@ -182,12 +183,12 @@ mod helpers {
}
pub(crate) fn check_assist_range(
assist: fn(AssistCtx<MockDatabase>) -> Option<Assist>,
assist: fn(AssistCtx<TestDB>) -> Option<Assist>,
before: &str,
after: &str,
) {
let (range, before) = extract_range(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange = FileRange { file_id, range };
let assist =
AssistCtx::with_ctx(&db, frange, true, assist).expect("code action is not applicable");
@ -204,12 +205,12 @@ mod helpers {
}
pub(crate) fn check_assist_target(
assist: fn(AssistCtx<MockDatabase>) -> Option<Assist>,
assist: fn(AssistCtx<TestDB>) -> Option<Assist>,
before: &str,
target: &str,
) {
let (before_cursor_pos, before) = extract_offset(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange =
FileRange { file_id, range: TextRange::offset_len(before_cursor_pos, 0.into()) };
let assist =
@ -224,12 +225,12 @@ mod helpers {
}
pub(crate) fn check_assist_range_target(
assist: fn(AssistCtx<MockDatabase>) -> Option<Assist>,
assist: fn(AssistCtx<TestDB>) -> Option<Assist>,
before: &str,
target: &str,
) {
let (range, before) = extract_range(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange = FileRange { file_id, range };
let assist =
AssistCtx::with_ctx(&db, frange, true, assist).expect("code action is not applicable");
@ -243,11 +244,11 @@ mod helpers {
}
pub(crate) fn check_assist_not_applicable(
assist: fn(AssistCtx<MockDatabase>) -> Option<Assist>,
assist: fn(AssistCtx<TestDB>) -> Option<Assist>,
before: &str,
) {
let (before_cursor_pos, before) = extract_offset(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange =
FileRange { file_id, range: TextRange::offset_len(before_cursor_pos, 0.into()) };
let assist = AssistCtx::with_ctx(&db, frange, true, assist);
@ -255,11 +256,11 @@ mod helpers {
}
pub(crate) fn check_assist_range_not_applicable(
assist: fn(AssistCtx<MockDatabase>) -> Option<Assist>,
assist: fn(AssistCtx<TestDB>) -> Option<Assist>,
before: &str,
) {
let (range, before) = extract_range(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange = FileRange { file_id, range };
let assist = AssistCtx::with_ctx(&db, frange, true, assist);
assert!(assist.is_none());
@ -268,16 +269,17 @@ mod helpers {
#[cfg(test)]
mod tests {
use hir::mock::MockDatabase;
use ra_db::FileRange;
use ra_db::{fixture::WithFixture, FileRange};
use ra_syntax::TextRange;
use test_utils::{extract_offset, extract_range};
use crate::test_db::TestDB;
#[test]
fn assist_order_field_struct() {
let before = "struct Foo { <|>bar: u32 }";
let (before_cursor_pos, before) = extract_offset(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange =
FileRange { file_id, range: TextRange::offset_len(before_cursor_pos, 0.into()) };
let assists = super::assists(&db, frange);
@ -298,7 +300,7 @@ mod tests {
}
}";
let (range, before) = extract_range(before);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&before);
let (db, file_id) = TestDB::with_single_file(&before);
let frange = FileRange { file_id, range };
let assists = super::assists(&db, frange);
let mut assists = assists.iter();

45
crates/ra_assists/src/test_db.rs Normal file
View File

@ -0,0 +1,45 @@
//! Database used for testing `ra_assists`.
use std::sync::Arc;
use ra_db::{salsa, CrateId, FileId, FileLoader, FileLoaderDelegate, RelativePath};
#[salsa::database(
ra_db::SourceDatabaseExtStorage,
ra_db::SourceDatabaseStorage,
hir::db::InternDatabaseStorage,
hir::db::AstDatabaseStorage,
hir::db::DefDatabaseStorage,
hir::db::DefDatabase2Storage,
hir::db::HirDatabaseStorage
)]
#[derive(Debug, Default)]
pub struct TestDB {
runtime: salsa::Runtime<TestDB>,
}
impl salsa::Database for TestDB {
fn salsa_runtime(&self) -> &salsa::Runtime<Self> {
&self.runtime
}
}
impl std::panic::RefUnwindSafe for TestDB {}
impl FileLoader for TestDB {
fn file_text(&self, file_id: FileId) -> Arc<String> {
FileLoaderDelegate(self).file_text(file_id)
}
fn resolve_relative_path(
&self,
anchor: FileId,
relative_path: &RelativePath,
) -> Option<FileId> {
FileLoaderDelegate(self).resolve_relative_path(anchor, relative_path)
}
fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>> {
FileLoaderDelegate(self).relevant_crates(file_id)
}
}
impl hir::debug::HirDebugHelper for TestDB {}

8
crates/ra_hir/src/expr/scope.rs
View File

@ -174,11 +174,11 @@ fn compute_expr_scopes(expr: ExprId, body: &Body, scopes: &mut ExprScopes, scope
#[cfg(test)]
mod tests {
use ra_db::SourceDatabase;
use ra_db::{fixture::WithFixture, SourceDatabase};
use ra_syntax::{algo::find_node_at_offset, ast, AstNode};
use test_utils::{assert_eq_text, extract_offset};
use crate::{mock::MockDatabase, source_binder::SourceAnalyzer};
use crate::{source_binder::SourceAnalyzer, test_db::TestDB};
fn do_check(code: &str, expected: &[&str]) {
let (off, code) = extract_offset(code);
@ -191,7 +191,7 @@ mod tests {
buf
};
let (db, _source_root, file_id) = MockDatabase::with_single_file(&code);
let (db, file_id) = TestDB::with_single_file(&code);
let file = db.parse(file_id).ok().unwrap();
let marker: ast::PathExpr = find_node_at_offset(file.syntax(), off).unwrap();
let analyzer = SourceAnalyzer::new(&db, file_id, marker.syntax(), None);
@ -288,7 +288,7 @@ mod tests {
fn do_check_local_name(code: &str, expected_offset: u32) {
let (off, code) = extract_offset(code);
let (db, _source_root, file_id) = MockDatabase::with_single_file(&code);
let (db, file_id) = TestDB::with_single_file(&code);
let file = db.parse(file_id).ok().unwrap();
let expected_name = find_node_at_offset::<ast::Name>(file.syntax(), expected_offset.into())
.expect("failed to find a name at the target offset");

4
crates/ra_hir/src/lib.rs
View File

@ -29,8 +29,6 @@ macro_rules! impl_froms {
pub mod debug;
pub mod db;
#[macro_use]
pub mod mock;
pub mod source_binder;
mod ids;
@ -51,6 +49,8 @@ mod code_model;
pub mod from_source;
#[cfg(test)]
mod test_db;
#[cfg(test)]
mod marks;

262
crates/ra_hir/src/mock.rs
View File

@ -1,262 +0,0 @@
//! FIXME: write short doc here
use std::{panic, sync::Arc};
use hir_expand::diagnostics::DiagnosticSink;
use parking_lot::Mutex;
use ra_cfg::CfgOptions;
use ra_db::{
salsa, CrateGraph, CrateId, Edition, FileId, FileLoader, FileLoaderDelegate, FilePosition,
RelativePath, RelativePathBuf, SourceDatabase, SourceDatabaseExt, SourceRoot, SourceRootId,
};
use rustc_hash::FxHashMap;
use test_utils::{extract_offset, parse_fixture, CURSOR_MARKER};
use crate::{db, debug::HirDebugHelper};
pub const WORKSPACE: SourceRootId = SourceRootId(0);
#[salsa::database(
ra_db::SourceDatabaseExtStorage,
ra_db::SourceDatabaseStorage,
db::InternDatabaseStorage,
db::AstDatabaseStorage,
db::DefDatabaseStorage,
db::DefDatabase2Storage,
db::HirDatabaseStorage
)]
#[derive(Debug)]
pub struct MockDatabase {
events: Mutex<Option<Vec<salsa::Event<MockDatabase>>>>,
runtime: salsa::Runtime<MockDatabase>,
files: FxHashMap<String, FileId>,
crate_names: Arc<FxHashMap<CrateId, String>>,
file_paths: Arc<FxHashMap<FileId, String>>,
}
impl panic::RefUnwindSafe for MockDatabase {}
impl FileLoader for MockDatabase {
fn file_text(&self, file_id: FileId) -> Arc<String> {
FileLoaderDelegate(self).file_text(file_id)
}
fn resolve_relative_path(
&self,
anchor: FileId,
relative_path: &RelativePath,
) -> Option<FileId> {
FileLoaderDelegate(self).resolve_relative_path(anchor, relative_path)
}
fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>> {
FileLoaderDelegate(self).relevant_crates(file_id)
}
}
impl HirDebugHelper for MockDatabase {
fn crate_name(&self, krate: CrateId) -> Option<String> {
self.crate_names.get(&krate).cloned()
}
fn file_path(&self, file_id: FileId) -> Option<String> {
self.file_paths.get(&file_id).cloned()
}
}
impl MockDatabase {
pub fn with_files(fixture: &str) -> MockDatabase {
let (db, position) = MockDatabase::from_fixture(fixture);
assert!(position.is_none());
db
}
pub fn with_single_file(text: &str) -> (MockDatabase, SourceRoot, FileId) {
let mut db = MockDatabase::default();
let mut source_root = SourceRoot::default();
let file_id = db.add_file(WORKSPACE, "/", &mut source_root, "/main.rs", text);
db.set_source_root(WORKSPACE, Arc::new(source_root.clone()));
(db, source_root, file_id)
}
pub fn file_id_of(&self, path: &str) -> FileId {
match self.files.get(path) {
Some(it) => *it,
None => panic!("unknown file: {:?}\nexisting files:\n{:#?}", path, self.files),
}
}
pub fn diagnostics(&self) -> String {
let mut buf = String::new();
let mut files: Vec<FileId> = self.files.values().copied().collect();
files.sort();
for file in files {
let src = crate::Source {
file_id: file.into(),
ast: crate::ModuleSource::new(self, Some(file), None),
};
let module = crate::Module::from_definition(self, src).unwrap();
module.diagnostics(
self,
&mut DiagnosticSink::new(|d| {
buf += &format!("{:?}: {}\n", d.syntax_node(self).text(), d.message());
}),
)
}
buf
}
fn from_fixture(fixture: &str) -> (MockDatabase, Option<FilePosition>) {
let mut db = MockDatabase::default();
let pos = db.add_fixture(fixture);
(db, pos)
}
fn add_fixture(&mut self, fixture: &str) -> Option<FilePosition> {
let mut position = None;
let mut source_root = SourceRoot::default();
let mut source_root_id = WORKSPACE;
let mut source_root_prefix = "/".to_string();
for entry in parse_fixture(fixture) {
if entry.meta.starts_with("root") {
self.set_source_root(source_root_id, Arc::new(source_root));
source_root = SourceRoot::default();
source_root_id = SourceRootId(source_root_id.0 + 1);
source_root_prefix = entry.meta["root".len()..].trim().to_string();
continue;
}
if entry.text.contains(CURSOR_MARKER) {
assert!(position.is_none(), "only one marker (<|>) per fixture is allowed");
position = Some(self.add_file_with_position(
source_root_id,
&source_root_prefix,
&mut source_root,
&entry.meta,
&entry.text,
));
} else {
self.add_file(
source_root_id,
&source_root_prefix,
&mut source_root,
&entry.meta,
&entry.text,
);
}
}
self.set_source_root(source_root_id, Arc::new(source_root));
position
}
fn add_file(
&mut self,
source_root_id: SourceRootId,
source_root_prefix: &str,
source_root: &mut SourceRoot,
path: &str,
text: &str,
) -> FileId {
assert!(source_root_prefix.starts_with('/'));
assert!(source_root_prefix.ends_with('/'));
assert!(path.starts_with(source_root_prefix));
let rel_path = RelativePathBuf::from_path(&path[source_root_prefix.len()..]).unwrap();
let is_crate_root = rel_path == "lib.rs" || rel_path == "/main.rs";
let file_id = FileId(self.files.len() as u32);
let prev = self.files.insert(path.to_string(), file_id);
assert!(prev.is_none(), "duplicate files in the text fixture");
Arc::make_mut(&mut self.file_paths).insert(file_id, path.to_string());
let text = Arc::new(text.to_string());
self.set_file_text(file_id, text);
self.set_file_relative_path(file_id, rel_path.clone());
self.set_file_source_root(file_id, source_root_id);
source_root.insert_file(rel_path, file_id);
if is_crate_root {
let mut crate_graph = CrateGraph::default();
crate_graph.add_crate_root(file_id, Edition::Edition2018, CfgOptions::default());
self.set_crate_graph(Arc::new(crate_graph));
}
file_id
}
fn add_file_with_position(
&mut self,
source_root_id: SourceRootId,
source_root_prefix: &str,
source_root: &mut SourceRoot,
path: &str,
text: &str,
) -> FilePosition {
let (offset, text) = extract_offset(text);
let file_id = self.add_file(source_root_id, source_root_prefix, source_root, path, &text);
FilePosition { file_id, offset }
}
}
impl salsa::Database for MockDatabase {
fn salsa_runtime(&self) -> &salsa::Runtime<MockDatabase> {
&self.runtime
}
fn salsa_event(&self, event: impl Fn() -> salsa::Event<MockDatabase>) {
let mut events = self.events.lock();
if let Some(events) = &mut *events {
events.push(event());
}
}
}
impl Default for MockDatabase {
fn default() -> MockDatabase {
let mut db = MockDatabase {
events: Default::default(),
runtime: salsa::Runtime::default(),
files: FxHashMap::default(),
crate_names: Default::default(),
file_paths: Default::default(),
};
db.set_crate_graph(Default::default());
db
}
}
impl salsa::ParallelDatabase for MockDatabase {
fn snapshot(&self) -> salsa::Snapshot<MockDatabase> {
salsa::Snapshot::new(MockDatabase {
events: Default::default(),
runtime: self.runtime.snapshot(self),
// only the root database can be used to get file_id by path.
files: FxHashMap::default(),
file_paths: Arc::clone(&self.file_paths),
crate_names: Arc::clone(&self.crate_names),
})
}
}
impl MockDatabase {
pub fn log(&self, f: impl FnOnce()) -> Vec<salsa::Event<MockDatabase>> {
*self.events.lock() = Some(Vec::new());
f();
self.events.lock().take().unwrap()
}
pub fn log_executed(&self, f: impl FnOnce()) -> Vec<String> {
let events = self.log(f);
events
.into_iter()
.filter_map(|e| match e.kind {
// This pretty horrible, but `Debug` is the only way to inspect
// QueryDescriptor at the moment.
salsa::EventKind::WillExecute { database_key } => {
Some(format!("{:?}", database_key))
}
_ => None,
})
.collect()
}
}

120
crates/ra_hir/src/test_db.rs Normal file
View File

@ -0,0 +1,120 @@
//! Database used for testing `hir`.
use std::{panic, sync::Arc};
use hir_def::{db::DefDatabase2, ModuleId};
use hir_expand::diagnostics::DiagnosticSink;
use parking_lot::Mutex;
use ra_db::{salsa, CrateId, FileId, FileLoader, FileLoaderDelegate, RelativePath, SourceDatabase};
use crate::{db, debug::HirDebugHelper};
#[salsa::database(
ra_db::SourceDatabaseExtStorage,
ra_db::SourceDatabaseStorage,
db::InternDatabaseStorage,
db::AstDatabaseStorage,
db::DefDatabaseStorage,
db::DefDatabase2Storage,
db::HirDatabaseStorage
)]
#[derive(Debug, Default)]
pub struct TestDB {
events: Mutex<Option<Vec<salsa::Event<TestDB>>>>,
runtime: salsa::Runtime<TestDB>,
}
impl salsa::Database for TestDB {
fn salsa_runtime(&self) -> &salsa::Runtime<TestDB> {
&self.runtime
}
fn salsa_event(&self, event: impl Fn() -> salsa::Event<TestDB>) {
let mut events = self.events.lock();
if let Some(events) = &mut *events {
events.push(event());
}
}
}
impl salsa::ParallelDatabase for TestDB {
fn snapshot(&self) -> salsa::Snapshot<TestDB> {
salsa::Snapshot::new(TestDB {
events: Default::default(),
runtime: self.runtime.snapshot(self),
})
}
}
impl panic::RefUnwindSafe for TestDB {}
impl FileLoader for TestDB {
fn file_text(&self, file_id: FileId) -> Arc<String> {
FileLoaderDelegate(self).file_text(file_id)
}
fn resolve_relative_path(
&self,
anchor: FileId,
relative_path: &RelativePath,
) -> Option<FileId> {
FileLoaderDelegate(self).resolve_relative_path(anchor, relative_path)
}
fn relevant_crates(&self, file_id: FileId) -> Arc<Vec<CrateId>> {
FileLoaderDelegate(self).relevant_crates(file_id)
}
}
// FIXME: improve `WithFixture` to bring useful hir debugging back
impl HirDebugHelper for TestDB {
fn crate_name(&self, _krate: CrateId) -> Option<String> {
None
}
fn file_path(&self, _file_id: FileId) -> Option<String> {
None
}
}
impl TestDB {
pub fn diagnostics(&self) -> String {
let mut buf = String::new();
let crate_graph = self.crate_graph();
for krate in crate_graph.iter().next() {
let crate_def_map = self.crate_def_map(krate);
for (module_id, _) in crate_def_map.modules.iter() {
let module_id = ModuleId { krate, module_id };
let module = crate::Module::from(module_id);
module.diagnostics(
self,
&mut DiagnosticSink::new(|d| {
buf += &format!("{:?}: {}\n", d.syntax_node(self).text(), d.message());
}),
)
}
}
buf
}
}
impl TestDB {
pub fn log(&self, f: impl FnOnce()) -> Vec<salsa::Event<TestDB>> {
*self.events.lock() = Some(Vec::new());
f();
self.events.lock().take().unwrap()
}
pub fn log_executed(&self, f: impl FnOnce()) -> Vec<String> {
let events = self.log(f);
events
.into_iter()
.filter_map(|e| match e.kind {
// This pretty horrible, but `Debug` is the only way to inspect
// QueryDescriptor at the moment.
salsa::EventKind::WillExecute { database_key } => {
Some(format!("{:?}", database_key))
}
_ => None,
})
.collect()
}
}

32
crates/ra_hir/src/ty/tests.rs
View File

@ -11,7 +11,7 @@ use ra_syntax::{
use test_utils::covers;
use crate::{
expr::BodySourceMap, mock::MockDatabase, ty::display::HirDisplay, ty::InferenceResult,
expr::BodySourceMap, test_db::TestDB, ty::display::HirDisplay, ty::InferenceResult,
SourceAnalyzer,
};
@ -24,7 +24,7 @@ mod coercion;
#[test]
fn cfg_impl_block() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:foo cfg:test
use foo::S as T;
@ -64,7 +64,7 @@ impl S {
#[test]
fn infer_await() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:std
@ -95,7 +95,7 @@ mod future {
#[test]
fn infer_box() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:std
@ -122,7 +122,7 @@ mod boxed {
#[test]
fn infer_adt_self() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs
enum Nat { Succ(Self), Demo(Nat), Zero }
@ -141,7 +141,7 @@ fn test() {
#[test]
fn infer_try() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:std
@ -181,7 +181,7 @@ mod result {
#[test]
fn infer_for_loop() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:std
@ -223,7 +223,7 @@ mod collections {
#[test]
fn infer_while_let() {
covers!(infer_while_let);
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs
enum Option<T> { Some(T), None }
@ -2484,7 +2484,7 @@ pub fn main_loop() {
#[test]
fn cross_crate_associated_method_call() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:other_crate
fn test() {
@ -3378,7 +3378,7 @@ fn test() { S.foo()<|>; }
#[test]
fn infer_macro_with_dollar_crate_is_correct_in_expr() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:foo
fn test() {
@ -3482,7 +3482,7 @@ fn test() { (&S).foo()<|>; }
#[test]
fn method_resolution_trait_from_prelude() {
let (db, pos) = MockDatabase::with_position(
let (db, pos) = TestDB::with_position(
r#"
//- /main.rs crate:main deps:other_crate
struct S;
@ -4651,7 +4651,7 @@ fn test<T, U>() where T: Trait<U::Item>, U: Trait<T::Item> {
assert_eq!(t, "{unknown}");
}
fn type_at_pos(db: &MockDatabase, pos: FilePosition) -> String {
fn type_at_pos(db: &TestDB, pos: FilePosition) -> String {
let file = db.parse(pos.file_id).ok().unwrap();
let expr = algo::find_node_at_offset::<ast::Expr>(file.syntax(), pos.offset).unwrap();
let analyzer = SourceAnalyzer::new(db, pos.file_id, expr.syntax(), Some(pos.offset));
@ -4660,12 +4660,12 @@ fn type_at_pos(db: &MockDatabase, pos: FilePosition) -> String {
}
fn type_at(content: &str) -> String {
let (db, file_pos) = MockDatabase::with_position(content);
let (db, file_pos) = TestDB::with_position(content);
type_at_pos(&db, file_pos)
}
fn infer(content: &str) -> String {
let (db, _, file_id) = MockDatabase::with_single_file(content);
let (db, file_id) = TestDB::with_single_file(content);
let source_file = db.parse(file_id).ok().unwrap();
let mut acc = String::new();
@ -4748,7 +4748,7 @@ fn ellipsize(mut text: String, max_len: usize) -> String {
#[test]
fn typing_whitespace_inside_a_function_should_not_invalidate_types() {
let (mut db, pos) = MockDatabase::with_position(
let (mut db, pos) = TestDB::with_position(
"
//- /lib.rs
fn foo() -> i32 {
@ -4788,7 +4788,7 @@ fn typing_whitespace_inside_a_function_should_not_invalidate_types() {
#[test]
fn no_such_field_diagnostics() {
let diagnostics = MockDatabase::with_files(
let diagnostics = TestDB::with_files(
r"
//- /lib.rs
struct S { foo: i32, bar: () }