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fix: Put style lints behind disabled-by-default config

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This commit is contained in:
Lukas Wirth 2024-03-05 11:41:46 +01:00
parent ce3216e0ae
commit 8844640c6f
7 changed files with 66 additions and 20 deletions
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19
crates/hir-ty/src/diagnostics/expr.rs
View File

@ -60,12 +60,17 @@ pub enum BodyValidationDiagnostic {
}
impl BodyValidationDiagnostic {
pub fn collect(db: &dyn HirDatabase, owner: DefWithBodyId) -> Vec<BodyValidationDiagnostic> {
pub fn collect(
db: &dyn HirDatabase,
owner: DefWithBodyId,
validate_lints: bool,
) -> Vec<BodyValidationDiagnostic> {
let _p =
tracing::span!(tracing::Level::INFO, "BodyValidationDiagnostic::collect").entered();
let infer = db.infer(owner);
let body = db.body(owner);
let mut validator = ExprValidator { owner, body, infer, diagnostics: Vec::new() };
let mut validator =
ExprValidator { owner, body, infer, diagnostics: Vec::new(), validate_lints };
validator.validate_body(db);
validator.diagnostics
}
@ -76,6 +81,7 @@ struct ExprValidator {
body: Arc<Body>,
infer: Arc<InferenceResult>,
diagnostics: Vec<BodyValidationDiagnostic>,
validate_lints: bool,
}
impl ExprValidator {
@ -139,6 +145,9 @@ fn validate_call(
expr: &Expr,
filter_map_next_checker: &mut Option<FilterMapNextChecker>,
) {
if !self.validate_lints {
return;
}
// Check that the number of arguments matches the number of parameters.
if self.infer.expr_type_mismatches().next().is_some() {
@ -308,6 +317,9 @@ fn lower_pattern<'p>(
}
fn check_for_trailing_return(&mut self, body_expr: ExprId, body: &Body) {
if !self.validate_lints {
return;
}
match &body.exprs[body_expr] {
Expr::Block { statements, tail, .. } => {
let last_stmt = tail.or_else(|| match statements.last()? {
@ -340,6 +352,9 @@ fn check_for_trailing_return(&mut self, body_expr: ExprId, body: &Body) {
}
fn check_for_unnecessary_else(&mut self, id: ExprId, expr: &Expr, db: &dyn HirDatabase) {
if !self.validate_lints {
return;
}
if let Expr::If { condition: _, then_branch, else_branch } = expr {
if else_branch.is_none() {
return;

49
crates/hir/src/lib.rs
View File

@ -365,7 +365,7 @@ pub fn name(self, db: &dyn HirDatabase) -> Option<Name> {
Some(name)
}
pub fn diagnostics(self, db: &dyn HirDatabase) -> Vec<AnyDiagnostic> {
pub fn diagnostics(self, db: &dyn HirDatabase, style_lints: bool) -> Vec<AnyDiagnostic> {
let id = match self {
ModuleDef::Adt(it) => match it {
Adt::Struct(it) => it.id.into(),
@ -387,7 +387,7 @@ pub fn diagnostics(self, db: &dyn HirDatabase) -> Vec<AnyDiagnostic> {
match self.as_def_with_body() {
Some(def) => {
def.diagnostics(db, &mut acc);
def.diagnostics(db, &mut acc, style_lints);
}
None => {
for diag in hir_ty::diagnostics::incorrect_case(db, id) {
@ -541,7 +541,12 @@ pub fn scope(
}
/// Fills `acc` with the module's diagnostics.
pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
pub fn diagnostics(
self,
db: &dyn HirDatabase,
acc: &mut Vec<AnyDiagnostic>,
style_lints: bool,
) {
let name = self.name(db);
let _p = tracing::span!(tracing::Level::INFO, "Module::diagnostics", ?name);
let def_map = self.id.def_map(db.upcast());
@ -558,9 +563,9 @@ pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
ModuleDef::Module(m) => {
// Only add diagnostics from inline modules
if def_map[m.id.local_id].origin.is_inline() {
m.diagnostics(db, acc)
m.diagnostics(db, acc, style_lints)
}
acc.extend(def.diagnostics(db))
acc.extend(def.diagnostics(db, style_lints))
}
ModuleDef::Trait(t) => {
for diag in db.trait_data_with_diagnostics(t.id).1.iter() {
@ -568,10 +573,10 @@ pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
}
for item in t.items(db) {
item.diagnostics(db, acc);
item.diagnostics(db, acc, style_lints);
}
acc.extend(def.diagnostics(db))
acc.extend(def.diagnostics(db, style_lints))
}
ModuleDef::Adt(adt) => {
match adt {
@ -587,17 +592,17 @@ pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
}
Adt::Enum(e) => {
for v in e.variants(db) {
acc.extend(ModuleDef::Variant(v).diagnostics(db));
acc.extend(ModuleDef::Variant(v).diagnostics(db, style_lints));
for diag in db.enum_variant_data_with_diagnostics(v.id).1.iter() {
emit_def_diagnostic(db, acc, diag);
}
}
}
}
acc.extend(def.diagnostics(db))
acc.extend(def.diagnostics(db, style_lints))
}
ModuleDef::Macro(m) => emit_macro_def_diagnostics(db, acc, m),
_ => acc.extend(def.diagnostics(db)),
_ => acc.extend(def.diagnostics(db, style_lints)),
}
}
self.legacy_macros(db).into_iter().for_each(|m| emit_macro_def_diagnostics(db, acc, m));
@ -738,7 +743,7 @@ pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
}
for &item in &db.impl_data(impl_def.id).items {
AssocItem::from(item).diagnostics(db, acc);
AssocItem::from(item).diagnostics(db, acc, style_lints);
}
}
}
@ -1616,14 +1621,19 @@ pub fn debug_mir(self, db: &dyn HirDatabase) -> String {
}
}
pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
pub fn diagnostics(
self,
db: &dyn HirDatabase,
acc: &mut Vec<AnyDiagnostic>,
style_lints: bool,
) {
db.unwind_if_cancelled();
let krate = self.module(db).id.krate();
let (body, source_map) = db.body_with_source_map(self.into());
for (_, def_map) in body.blocks(db.upcast()) {
Module { id: def_map.module_id(DefMap::ROOT) }.diagnostics(db, acc);
Module { id: def_map.module_id(DefMap::ROOT) }.diagnostics(db, acc, style_lints);
}
for diag in source_map.diagnostics() {
@ -1784,7 +1794,7 @@ pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
}
}
for diagnostic in BodyValidationDiagnostic::collect(db, self.into()) {
for diagnostic in BodyValidationDiagnostic::collect(db, self.into(), style_lints) {
acc.extend(AnyDiagnostic::body_validation_diagnostic(db, diagnostic, &source_map));
}
@ -2897,13 +2907,18 @@ pub fn as_type_alias(self) -> Option<TypeAlias> {
}
}
pub fn diagnostics(self, db: &dyn HirDatabase, acc: &mut Vec<AnyDiagnostic>) {
pub fn diagnostics(
self,
db: &dyn HirDatabase,
acc: &mut Vec<AnyDiagnostic>,
style_lints: bool,
) {
match self {
AssocItem::Function(func) => {
DefWithBody::from(func).diagnostics(db, acc);
DefWithBody::from(func).diagnostics(db, acc, style_lints);
}
AssocItem::Const(const_) => {
DefWithBody::from(const_).diagnostics(db, acc);
DefWithBody::from(const_).diagnostics(db, acc, style_lints);
}
AssocItem::TypeAlias(type_alias) => {
for diag in hir_ty::diagnostics::incorrect_case(db, type_alias.id.into()) {

4
crates/ide-diagnostics/src/lib.rs
View File

@ -227,6 +227,7 @@ pub struct DiagnosticsConfig {
pub disable_experimental: bool,
pub disabled: FxHashSet<String>,
pub expr_fill_default: ExprFillDefaultMode,
pub style_lints: bool,
// FIXME: We may want to include a whole `AssistConfig` here
pub insert_use: InsertUseConfig,
pub prefer_no_std: bool,
@ -245,6 +246,7 @@ pub fn test_sample() -> Self {
disable_experimental: Default::default(),
disabled: Default::default(),
expr_fill_default: Default::default(),
style_lints: true,
insert_use: InsertUseConfig {
granularity: ImportGranularity::Preserve,
enforce_granularity: false,
@ -324,7 +326,7 @@ pub fn diagnostics(
let mut diags = Vec::new();
if let Some(m) = module {
m.diagnostics(db, &mut diags);
m.diagnostics(db, &mut diags, config.style_lints);
}
for diag in diags {

1
crates/rust-analyzer/src/cli/analysis_stats.rs
View File

@ -982,6 +982,7 @@ fn run_ide_things(&self, analysis: Analysis, mut file_ids: Vec<FileId>) {
},
prefer_no_std: false,
prefer_prelude: true,
style_lints: false,
},
ide::AssistResolveStrategy::All,
file_id,

3
crates/rust-analyzer/src/config.rs
View File

@ -311,6 +311,8 @@ struct ConfigData {
/// Map of prefixes to be substituted when parsing diagnostic file paths.
/// This should be the reverse mapping of what is passed to `rustc` as `--remap-path-prefix`.
diagnostics_remapPrefix: FxHashMap<String, String> = "{}",
/// Whether to run additional style lints.
diagnostics_styleLints_enable: bool = "false",
/// List of warnings that should be displayed with hint severity.
///
/// The warnings will be indicated by faded text or three dots in code
@ -1162,6 +1164,7 @@ pub fn diagnostics(&self) -> DiagnosticsConfig {
insert_use: self.insert_use_config(),
prefer_no_std: self.data.imports_preferNoStd,
prefer_prelude: self.data.imports_preferPrelude,
style_lints: self.data.diagnostics_styleLints_enable,
}
}

5
docs/user/generated_config.adoc
View File

@ -386,6 +386,11 @@ have more false positives than usual.
Map of prefixes to be substituted when parsing diagnostic file paths.
This should be the reverse mapping of what is passed to `rustc` as `--remap-path-prefix`.
--
[[rust-analyzer.diagnostics.styleLints.enable]]rust-analyzer.diagnostics.styleLints.enable (default: `false`)::
+
--
Whether to run additional style lints.
--
[[rust-analyzer.diagnostics.warningsAsHint]]rust-analyzer.diagnostics.warningsAsHint (default: `[]`)::
+
--

5
editors/code/package.json
View File

@ -948,6 +948,11 @@
"default": {},
"type": "object"
},
"rust-analyzer.diagnostics.styleLints.enable": {
"markdownDescription": "Whether to run additional style lints.",
"default": false,
"type": "boolean"
},
"rust-analyzer.diagnostics.warningsAsHint": {
"markdownDescription": "List of warnings that should be displayed with hint severity.\n\nThe warnings will be indicated by faded text or three dots in code\nand will not show up in the `Problems Panel`.",
"default": [],