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https://github.com/rust-lang/rust-analyzer
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Merge #9237
9237: internal: move diagnostics infra to hir r=matklad a=matklad
bors r+
🤖
Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>
This commit is contained in:
bors[bot]
GitHub
commit
124123a53b
7 changed files with 417 additions and 520 deletions
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@ -11,9 +11,8 @@ use hir_expand::{name::Name, HirFileId, InFile};
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use stdx::format_to;
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use syntax::{ast, AstPtr, SyntaxNodePtr, TextRange};
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pub use hir_ty::{
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diagnostics::IncorrectCase,
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diagnostics_sink::{Diagnostic, DiagnosticCode, DiagnosticSink, DiagnosticSinkBuilder},
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pub use crate::diagnostics_sink::{
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Diagnostic, DiagnosticCode, DiagnosticSink, DiagnosticSinkBuilder,
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};
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// Diagnostic: unresolved-module
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@ -578,3 +577,33 @@ impl Diagnostic for InternalBailedOut {
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self
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}
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}
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pub use hir_ty::diagnostics::IncorrectCase;
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impl Diagnostic for IncorrectCase {
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fn code(&self) -> DiagnosticCode {
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DiagnosticCode("incorrect-ident-case")
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}
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fn message(&self) -> String {
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format!(
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"{} `{}` should have {} name, e.g. `{}`",
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self.ident_type,
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self.ident_text,
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self.expected_case.to_string(),
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self.suggested_text
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)
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}
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fn display_source(&self) -> InFile<SyntaxNodePtr> {
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InFile::new(self.file, self.ident.clone().into())
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}
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fn as_any(&self) -> &(dyn Any + Send + 'static) {
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self
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}
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fn is_experimental(&self) -> bool {
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true
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}
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}
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@ -27,6 +27,7 @@ mod attrs;
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mod has_source;
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pub mod diagnostics;
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pub mod diagnostics_sink;
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pub mod db;
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mod display;
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@ -35,13 +36,6 @@ use std::{iter, sync::Arc};
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use arrayvec::ArrayVec;
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use base_db::{CrateDisplayName, CrateId, Edition, FileId};
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use diagnostics::{
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BreakOutsideOfLoop, InactiveCode, InternalBailedOut, MacroError, MismatchedArgCount,
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MissingFields, MissingOkOrSomeInTailExpr, MissingPatFields, MissingUnsafe, NoSuchField,
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RemoveThisSemicolon, ReplaceFilterMapNextWithFindMap, UnimplementedBuiltinMacro,
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UnresolvedExternCrate, UnresolvedImport, UnresolvedMacroCall, UnresolvedModule,
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UnresolvedProcMacro,
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};
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use either::Either;
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use hir_def::{
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adt::{ReprKind, VariantData},
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@ -64,8 +58,7 @@ use hir_ty::{
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consteval::ConstExt,
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could_unify,
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diagnostics::BodyValidationDiagnostic,
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diagnostics_sink::DiagnosticSink,
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method_resolution::{self, def_crates, TyFingerprint},
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method_resolution::{self, TyFingerprint},
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primitive::UintTy,
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subst_prefix,
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traits::FnTrait,
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@ -87,7 +80,14 @@ use tt::{Ident, Leaf, Literal, TokenTree};
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use crate::{
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db::{DefDatabase, HirDatabase},
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diagnostics::MissingMatchArms,
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diagnostics::{
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BreakOutsideOfLoop, InactiveCode, InternalBailedOut, MacroError, MismatchedArgCount,
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MissingFields, MissingMatchArms, MissingOkOrSomeInTailExpr, MissingPatFields,
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MissingUnsafe, NoSuchField, RemoveThisSemicolon, ReplaceFilterMapNextWithFindMap,
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UnimplementedBuiltinMacro, UnresolvedExternCrate, UnresolvedImport, UnresolvedMacroCall,
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UnresolvedModule, UnresolvedProcMacro,
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},
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diagnostics_sink::DiagnosticSink,
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};
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pub use crate::{
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@ -361,7 +361,9 @@ impl ModuleDef {
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None => return,
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};
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hir_ty::diagnostics::validate_module_item(db, module.id.krate(), id, sink)
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for diag in hir_ty::diagnostics::validate_module_item(db, module.id.krate(), id) {
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sink.push(diag)
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}
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}
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}
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@ -1225,7 +1227,9 @@ impl Function {
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}
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}
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hir_ty::diagnostics::validate_module_item(db, krate, self.id.into(), sink);
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for diag in hir_ty::diagnostics::validate_module_item(db, krate, self.id.into()) {
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sink.push(diag)
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}
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}
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/// Whether this function declaration has a definition.
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@ -1944,7 +1948,7 @@ impl Impl {
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}
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pub fn all_for_type(db: &dyn HirDatabase, Type { krate, ty, .. }: Type) -> Vec<Impl> {
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let def_crates = match def_crates(db, &ty, krate) {
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let def_crates = match method_resolution::def_crates(db, &ty, krate) {
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Some(def_crates) => def_crates,
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None => return Vec::new(),
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};
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@ -2350,7 +2354,7 @@ impl Type {
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krate: Crate,
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mut callback: impl FnMut(AssocItem) -> Option<T>,
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) -> Option<T> {
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for krate in def_crates(db, &self.ty, krate.id)? {
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for krate in method_resolution::def_crates(db, &self.ty, krate.id)? {
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let impls = db.inherent_impls_in_crate(krate);
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for impl_def in impls.for_self_ty(&self.ty) {
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@ -4,17 +4,14 @@ mod match_check;
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mod unsafe_check;
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mod decl_check;
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use std::{any::Any, fmt};
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use std::fmt;
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use base_db::CrateId;
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use hir_def::ModuleDefId;
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use hir_expand::{HirFileId, InFile};
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use syntax::{ast, AstPtr, SyntaxNodePtr};
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use hir_expand::HirFileId;
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use syntax::{ast, AstPtr};
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use crate::{
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db::HirDatabase,
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diagnostics_sink::{Diagnostic, DiagnosticCode, DiagnosticSink},
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};
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use crate::db::HirDatabase;
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pub use crate::diagnostics::{
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expr::{
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@ -27,11 +24,11 @@ pub fn validate_module_item(
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db: &dyn HirDatabase,
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krate: CrateId,
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owner: ModuleDefId,
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sink: &mut DiagnosticSink<'_>,
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) {
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) -> Vec<IncorrectCase> {
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let _p = profile::span("validate_module_item");
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let mut validator = decl_check::DeclValidator::new(db, krate, sink);
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let mut validator = decl_check::DeclValidator::new(db, krate);
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validator.validate_item(owner);
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validator.sink
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}
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#[derive(Debug)]
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@ -99,142 +96,3 @@ pub struct IncorrectCase {
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pub ident_text: String,
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pub suggested_text: String,
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}
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impl Diagnostic for IncorrectCase {
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fn code(&self) -> DiagnosticCode {
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DiagnosticCode("incorrect-ident-case")
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}
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fn message(&self) -> String {
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format!(
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"{} `{}` should have {} name, e.g. `{}`",
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self.ident_type,
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self.ident_text,
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self.expected_case.to_string(),
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self.suggested_text
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)
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}
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fn display_source(&self) -> InFile<SyntaxNodePtr> {
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InFile::new(self.file, self.ident.clone().into())
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}
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fn as_any(&self) -> &(dyn Any + Send + 'static) {
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self
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}
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fn is_experimental(&self) -> bool {
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true
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}
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}
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#[cfg(test)]
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mod tests {
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use base_db::{fixture::WithFixture, FileId, SourceDatabase, SourceDatabaseExt};
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use hir_def::{db::DefDatabase, AssocItemId, ModuleDefId};
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use hir_expand::db::AstDatabase;
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use rustc_hash::FxHashMap;
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use syntax::{TextRange, TextSize};
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use crate::{
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diagnostics::validate_module_item,
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diagnostics_sink::{Diagnostic, DiagnosticSinkBuilder},
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test_db::TestDB,
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};
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impl TestDB {
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fn diagnostics<F: FnMut(&dyn Diagnostic)>(&self, mut cb: F) {
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let crate_graph = self.crate_graph();
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for krate in crate_graph.iter() {
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let crate_def_map = self.crate_def_map(krate);
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let mut fns = Vec::new();
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for (module_id, _) in crate_def_map.modules() {
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for decl in crate_def_map[module_id].scope.declarations() {
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let mut sink = DiagnosticSinkBuilder::new().build(&mut cb);
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validate_module_item(self, krate, decl, &mut sink);
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if let ModuleDefId::FunctionId(f) = decl {
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fns.push(f)
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}
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}
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for impl_id in crate_def_map[module_id].scope.impls() {
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let impl_data = self.impl_data(impl_id);
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for item in impl_data.items.iter() {
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if let AssocItemId::FunctionId(f) = item {
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let mut sink = DiagnosticSinkBuilder::new().build(&mut cb);
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validate_module_item(
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self,
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krate,
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ModuleDefId::FunctionId(*f),
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&mut sink,
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);
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fns.push(*f)
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}
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}
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}
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}
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}
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}
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}
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pub(crate) fn check_diagnostics(ra_fixture: &str) {
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let db = TestDB::with_files(ra_fixture);
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let annotations = db.extract_annotations();
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let mut actual: FxHashMap<FileId, Vec<(TextRange, String)>> = FxHashMap::default();
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db.diagnostics(|d| {
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let src = d.display_source();
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let root = db.parse_or_expand(src.file_id).unwrap();
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// FIXME: macros...
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let file_id = src.file_id.original_file(&db);
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let range = src.value.to_node(&root).text_range();
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let message = d.message();
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actual.entry(file_id).or_default().push((range, message));
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});
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for (file_id, diags) in actual.iter_mut() {
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diags.sort_by_key(|it| it.0.start());
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let text = db.file_text(*file_id);
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// For multiline spans, place them on line start
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for (range, content) in diags {
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if text[*range].contains('\n') {
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*range = TextRange::new(range.start(), range.start() + TextSize::from(1));
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*content = format!("... {}", content);
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}
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}
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}
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assert_eq!(annotations, actual);
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}
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#[test]
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fn import_extern_crate_clash_with_inner_item() {
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// This is more of a resolver test, but doesn't really work with the hir_def testsuite.
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check_diagnostics(
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r#"
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//- /lib.rs crate:lib deps:jwt
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mod permissions;
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use permissions::jwt;
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fn f() {
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fn inner() {}
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jwt::Claims {}; // should resolve to the local one with 0 fields, and not get a diagnostic
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}
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//- /permissions.rs
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pub mod jwt {
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pub struct Claims {}
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}
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//- /jwt/lib.rs crate:jwt
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pub struct Claims {
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field: u8,
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}
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"#,
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);
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}
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}
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|
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@ -29,7 +29,6 @@ use syntax::{
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use crate::{
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db::HirDatabase,
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diagnostics::{decl_check::case_conv::*, CaseType, IdentType, IncorrectCase},
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diagnostics_sink::DiagnosticSink,
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};
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mod allow {
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@ -40,10 +39,10 @@ mod allow {
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pub(super) const NON_CAMEL_CASE_TYPES: &str = "non_camel_case_types";
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}
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pub(super) struct DeclValidator<'a, 'b> {
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pub(super) struct DeclValidator<'a> {
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db: &'a dyn HirDatabase,
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krate: CrateId,
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sink: &'a mut DiagnosticSink<'b>,
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pub(super) sink: Vec<IncorrectCase>,
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}
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#[derive(Debug)]
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|
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@ -53,13 +52,9 @@ struct Replacement {
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expected_case: CaseType,
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}
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impl<'a, 'b> DeclValidator<'a, 'b> {
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pub(super) fn new(
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db: &'a dyn HirDatabase,
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krate: CrateId,
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sink: &'a mut DiagnosticSink<'b>,
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) -> DeclValidator<'a, 'b> {
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DeclValidator { db, krate, sink }
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impl<'a> DeclValidator<'a> {
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pub(super) fn new(db: &'a dyn HirDatabase, krate: CrateId) -> DeclValidator<'a> {
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DeclValidator { db, krate, sink: Vec::new() }
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}
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pub(super) fn validate_item(&mut self, item: ModuleDefId) {
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|
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@ -121,7 +116,6 @@ impl<'a, 'b> DeclValidator<'a, 'b> {
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fn validate_func(&mut self, func: FunctionId) {
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let data = self.db.function_data(func);
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if data.is_in_extern_block() {
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cov_mark::hit!(extern_func_incorrect_case_ignored);
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return;
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}
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|
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@ -131,7 +125,7 @@ impl<'a, 'b> DeclValidator<'a, 'b> {
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for (_, block_def_map) in body.blocks(self.db.upcast()) {
|
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for (_, module) in block_def_map.modules() {
|
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for def_id in module.scope.declarations() {
|
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let mut validator = DeclValidator::new(self.db, self.krate, self.sink);
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let mut validator = DeclValidator::new(self.db, self.krate);
|
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validator.validate_item(def_id);
|
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}
|
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}
|
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|
|
@ -578,7 +572,6 @@ impl<'a, 'b> DeclValidator<'a, 'b> {
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fn validate_static(&mut self, static_id: StaticId) {
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let data = self.db.static_data(static_id);
|
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if data.is_extern {
|
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cov_mark::hit!(extern_static_incorrect_case_ignored);
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return;
|
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}
|
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|
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|
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@ -623,343 +616,3 @@ impl<'a, 'b> DeclValidator<'a, 'b> {
|
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self.sink.push(diagnostic);
|
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}
|
||||
}
|
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|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use crate::diagnostics::tests::check_diagnostics;
|
||||
|
||||
#[test]
|
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fn incorrect_function_name() {
|
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check_diagnostics(
|
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r#"
|
||||
fn NonSnakeCaseName() {}
|
||||
// ^^^^^^^^^^^^^^^^ Function `NonSnakeCaseName` should have snake_case name, e.g. `non_snake_case_name`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_function_params() {
|
||||
check_diagnostics(
|
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r#"
|
||||
fn foo(SomeParam: u8) {}
|
||||
// ^^^^^^^^^ Parameter `SomeParam` should have snake_case name, e.g. `some_param`
|
||||
|
||||
fn foo2(ok_param: &str, CAPS_PARAM: u8) {}
|
||||
// ^^^^^^^^^^ Parameter `CAPS_PARAM` should have snake_case name, e.g. `caps_param`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_variable_names() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
fn foo() {
|
||||
let SOME_VALUE = 10;
|
||||
// ^^^^^^^^^^ Variable `SOME_VALUE` should have snake_case name, e.g. `some_value`
|
||||
let AnotherValue = 20;
|
||||
// ^^^^^^^^^^^^ Variable `AnotherValue` should have snake_case name, e.g. `another_value`
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_struct_names() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct non_camel_case_name {}
|
||||
// ^^^^^^^^^^^^^^^^^^^ Structure `non_camel_case_name` should have CamelCase name, e.g. `NonCamelCaseName`
|
||||
|
||||
struct SCREAMING_CASE {}
|
||||
// ^^^^^^^^^^^^^^ Structure `SCREAMING_CASE` should have CamelCase name, e.g. `ScreamingCase`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn no_diagnostic_for_camel_cased_acronyms_in_struct_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct AABB {}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_struct_field() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct SomeStruct { SomeField: u8 }
|
||||
// ^^^^^^^^^ Field `SomeField` should have snake_case name, e.g. `some_field`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_enum_names() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum some_enum { Val(u8) }
|
||||
// ^^^^^^^^^ Enum `some_enum` should have CamelCase name, e.g. `SomeEnum`
|
||||
|
||||
enum SOME_ENUM
|
||||
// ^^^^^^^^^ Enum `SOME_ENUM` should have CamelCase name, e.g. `SomeEnum`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn no_diagnostic_for_camel_cased_acronyms_in_enum_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum AABB {}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_enum_variant_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum SomeEnum { SOME_VARIANT(u8) }
|
||||
// ^^^^^^^^^^^^ Variant `SOME_VARIANT` should have CamelCase name, e.g. `SomeVariant`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_const_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
const some_weird_const: u8 = 10;
|
||||
// ^^^^^^^^^^^^^^^^ Constant `some_weird_const` should have UPPER_SNAKE_CASE name, e.g. `SOME_WEIRD_CONST`
|
||||
|
||||
fn func() {
|
||||
const someConstInFunc: &str = "hi there";
|
||||
// ^^^^^^^^^^^^^^^ Constant `someConstInFunc` should have UPPER_SNAKE_CASE name, e.g. `SOME_CONST_IN_FUNC`
|
||||
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_static_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
static some_weird_const: u8 = 10;
|
||||
// ^^^^^^^^^^^^^^^^ Static variable `some_weird_const` should have UPPER_SNAKE_CASE name, e.g. `SOME_WEIRD_CONST`
|
||||
|
||||
fn func() {
|
||||
static someConstInFunc: &str = "hi there";
|
||||
// ^^^^^^^^^^^^^^^ Static variable `someConstInFunc` should have UPPER_SNAKE_CASE name, e.g. `SOME_CONST_IN_FUNC`
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn fn_inside_impl_struct() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct someStruct;
|
||||
// ^^^^^^^^^^ Structure `someStruct` should have CamelCase name, e.g. `SomeStruct`
|
||||
|
||||
impl someStruct {
|
||||
fn SomeFunc(&self) {
|
||||
// ^^^^^^^^ Function `SomeFunc` should have snake_case name, e.g. `some_func`
|
||||
static someConstInFunc: &str = "hi there";
|
||||
// ^^^^^^^^^^^^^^^ Static variable `someConstInFunc` should have UPPER_SNAKE_CASE name, e.g. `SOME_CONST_IN_FUNC`
|
||||
let WHY_VAR_IS_CAPS = 10;
|
||||
// ^^^^^^^^^^^^^^^ Variable `WHY_VAR_IS_CAPS` should have snake_case name, e.g. `why_var_is_caps`
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn no_diagnostic_for_enum_varinats() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum Option { Some, None }
|
||||
|
||||
fn main() {
|
||||
match Option::None {
|
||||
None => (),
|
||||
Some => (),
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn non_let_bind() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum Option { Some, None }
|
||||
|
||||
fn main() {
|
||||
match Option::None {
|
||||
SOME_VAR @ None => (),
|
||||
// ^^^^^^^^ Variable `SOME_VAR` should have snake_case name, e.g. `some_var`
|
||||
Some => (),
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn allow_attributes() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
#[allow(non_snake_case)]
|
||||
fn NonSnakeCaseName(SOME_VAR: u8) -> u8{
|
||||
// cov_flags generated output from elsewhere in this file
|
||||
extern "C" {
|
||||
#[no_mangle]
|
||||
static lower_case: u8;
|
||||
}
|
||||
|
||||
let OtherVar = SOME_VAR + 1;
|
||||
OtherVar
|
||||
}
|
||||
|
||||
#[allow(nonstandard_style)]
|
||||
mod CheckNonstandardStyle {
|
||||
fn HiImABadFnName() {}
|
||||
}
|
||||
|
||||
#[allow(bad_style)]
|
||||
mod CheckBadStyle {
|
||||
fn HiImABadFnName() {}
|
||||
}
|
||||
|
||||
mod F {
|
||||
#![allow(non_snake_case)]
|
||||
fn CheckItWorksWithModAttr(BAD_NAME_HI: u8) {}
|
||||
}
|
||||
|
||||
#[allow(non_snake_case, non_camel_case_types)]
|
||||
pub struct some_type {
|
||||
SOME_FIELD: u8,
|
||||
SomeField: u16,
|
||||
}
|
||||
|
||||
#[allow(non_upper_case_globals)]
|
||||
pub const some_const: u8 = 10;
|
||||
|
||||
#[allow(non_upper_case_globals)]
|
||||
pub static SomeStatic: u8 = 10;
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn allow_attributes_crate_attr() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
#![allow(non_snake_case)]
|
||||
|
||||
mod F {
|
||||
fn CheckItWorksWithCrateAttr(BAD_NAME_HI: u8) {}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[ignore]
|
||||
fn bug_trait_inside_fn() {
|
||||
// FIXME:
|
||||
// This is broken, and in fact, should not even be looked at by this
|
||||
// lint in the first place. There's weird stuff going on in the
|
||||
// collection phase.
|
||||
// It's currently being brought in by:
|
||||
// * validate_func on `a` recursing into modules
|
||||
// * then it finds the trait and then the function while iterating
|
||||
// through modules
|
||||
// * then validate_func is called on Dirty
|
||||
// * ... which then proceeds to look at some unknown module taking no
|
||||
// attrs from either the impl or the fn a, and then finally to the root
|
||||
// module
|
||||
//
|
||||
// It should find the attribute on the trait, but it *doesn't even see
|
||||
// the trait* as far as I can tell.
|
||||
|
||||
check_diagnostics(
|
||||
r#"
|
||||
trait T { fn a(); }
|
||||
struct U {}
|
||||
impl T for U {
|
||||
fn a() {
|
||||
// this comes out of bitflags, mostly
|
||||
#[allow(non_snake_case)]
|
||||
trait __BitFlags {
|
||||
const HiImAlsoBad: u8 = 2;
|
||||
#[inline]
|
||||
fn Dirty(&self) -> bool {
|
||||
false
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[ignore]
|
||||
fn bug_traits_arent_checked() {
|
||||
// FIXME: Traits and functions in traits aren't currently checked by
|
||||
// r-a, even though rustc will complain about them.
|
||||
check_diagnostics(
|
||||
r#"
|
||||
trait BAD_TRAIT {
|
||||
// ^^^^^^^^^ Trait `BAD_TRAIT` should have CamelCase name, e.g. `BadTrait`
|
||||
fn BAD_FUNCTION();
|
||||
// ^^^^^^^^^^^^ Function `BAD_FUNCTION` should have snake_case name, e.g. `bad_function`
|
||||
fn BadFunction();
|
||||
// ^^^^^^^^^^^^ Function `BadFunction` should have snake_case name, e.g. `bad_function`
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn ignores_extern_items() {
|
||||
cov_mark::check!(extern_func_incorrect_case_ignored);
|
||||
cov_mark::check!(extern_static_incorrect_case_ignored);
|
||||
check_diagnostics(
|
||||
r#"
|
||||
extern {
|
||||
fn NonSnakeCaseName(SOME_VAR: u8) -> u8;
|
||||
pub static SomeStatic: u8 = 10;
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn infinite_loop_inner_items() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
fn qualify() {
|
||||
mod foo {
|
||||
use super::*;
|
||||
}
|
||||
}
|
||||
"#,
|
||||
)
|
||||
}
|
||||
|
||||
#[test] // Issue #8809.
|
||||
fn parenthesized_parameter() {
|
||||
check_diagnostics(r#"fn f((O): _) {}"#)
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -21,7 +21,6 @@ mod utils;
|
|||
mod walk;
|
||||
pub mod db;
|
||||
pub mod diagnostics;
|
||||
pub mod diagnostics_sink;
|
||||
pub mod display;
|
||||
pub mod method_resolution;
|
||||
pub mod primitive;
|
||||
|
|
|
|||
|
|
@ -1338,6 +1338,35 @@ fn main() {
|
|||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn import_extern_crate_clash_with_inner_item() {
|
||||
// This is more of a resolver test, but doesn't really work with the hir_def testsuite.
|
||||
|
||||
check_diagnostics(
|
||||
r#"
|
||||
//- /lib.rs crate:lib deps:jwt
|
||||
mod permissions;
|
||||
|
||||
use permissions::jwt;
|
||||
|
||||
fn f() {
|
||||
fn inner() {}
|
||||
jwt::Claims {}; // should resolve to the local one with 0 fields, and not get a diagnostic
|
||||
}
|
||||
|
||||
//- /permissions.rs
|
||||
pub mod jwt {
|
||||
pub struct Claims {}
|
||||
}
|
||||
|
||||
//- /jwt/lib.rs crate:jwt
|
||||
pub struct Claims {
|
||||
field: u8,
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
|
|
@ -2245,3 +2274,328 @@ fn main() {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod decl_check_tests {
|
||||
use crate::diagnostics::tests::check_diagnostics;
|
||||
|
||||
#[test]
|
||||
fn incorrect_function_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
fn NonSnakeCaseName() {}
|
||||
// ^^^^^^^^^^^^^^^^ Function `NonSnakeCaseName` should have snake_case name, e.g. `non_snake_case_name`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_function_params() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
fn foo(SomeParam: u8) {}
|
||||
// ^^^^^^^^^ Parameter `SomeParam` should have snake_case name, e.g. `some_param`
|
||||
|
||||
fn foo2(ok_param: &str, CAPS_PARAM: u8) {}
|
||||
// ^^^^^^^^^^ Parameter `CAPS_PARAM` should have snake_case name, e.g. `caps_param`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_variable_names() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
fn foo() {
|
||||
let SOME_VALUE = 10;
|
||||
// ^^^^^^^^^^ Variable `SOME_VALUE` should have snake_case name, e.g. `some_value`
|
||||
let AnotherValue = 20;
|
||||
// ^^^^^^^^^^^^ Variable `AnotherValue` should have snake_case name, e.g. `another_value`
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_struct_names() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct non_camel_case_name {}
|
||||
// ^^^^^^^^^^^^^^^^^^^ Structure `non_camel_case_name` should have CamelCase name, e.g. `NonCamelCaseName`
|
||||
|
||||
struct SCREAMING_CASE {}
|
||||
// ^^^^^^^^^^^^^^ Structure `SCREAMING_CASE` should have CamelCase name, e.g. `ScreamingCase`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn no_diagnostic_for_camel_cased_acronyms_in_struct_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct AABB {}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_struct_field() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct SomeStruct { SomeField: u8 }
|
||||
// ^^^^^^^^^ Field `SomeField` should have snake_case name, e.g. `some_field`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_enum_names() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum some_enum { Val(u8) }
|
||||
// ^^^^^^^^^ Enum `some_enum` should have CamelCase name, e.g. `SomeEnum`
|
||||
|
||||
enum SOME_ENUM {}
|
||||
// ^^^^^^^^^ Enum `SOME_ENUM` should have CamelCase name, e.g. `SomeEnum`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn no_diagnostic_for_camel_cased_acronyms_in_enum_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum AABB {}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_enum_variant_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum SomeEnum { SOME_VARIANT(u8) }
|
||||
// ^^^^^^^^^^^^ Variant `SOME_VARIANT` should have CamelCase name, e.g. `SomeVariant`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_const_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
const some_weird_const: u8 = 10;
|
||||
// ^^^^^^^^^^^^^^^^ Constant `some_weird_const` should have UPPER_SNAKE_CASE name, e.g. `SOME_WEIRD_CONST`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn incorrect_static_name() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
static some_weird_const: u8 = 10;
|
||||
// ^^^^^^^^^^^^^^^^ Static variable `some_weird_const` should have UPPER_SNAKE_CASE name, e.g. `SOME_WEIRD_CONST`
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn fn_inside_impl_struct() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
struct someStruct;
|
||||
// ^^^^^^^^^^ Structure `someStruct` should have CamelCase name, e.g. `SomeStruct`
|
||||
|
||||
impl someStruct {
|
||||
fn SomeFunc(&self) {
|
||||
// ^^^^^^^^ Function `SomeFunc` should have snake_case name, e.g. `some_func`
|
||||
let WHY_VAR_IS_CAPS = 10;
|
||||
// ^^^^^^^^^^^^^^^ Variable `WHY_VAR_IS_CAPS` should have snake_case name, e.g. `why_var_is_caps`
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn no_diagnostic_for_enum_varinats() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum Option { Some, None }
|
||||
|
||||
fn main() {
|
||||
match Option::None {
|
||||
None => (),
|
||||
Some => (),
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn non_let_bind() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
enum Option { Some, None }
|
||||
|
||||
fn main() {
|
||||
match Option::None {
|
||||
SOME_VAR @ None => (),
|
||||
// ^^^^^^^^ Variable `SOME_VAR` should have snake_case name, e.g. `some_var`
|
||||
Some => (),
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn allow_attributes() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
#[allow(non_snake_case)]
|
||||
fn NonSnakeCaseName(SOME_VAR: u8) -> u8{
|
||||
// cov_flags generated output from elsewhere in this file
|
||||
extern "C" {
|
||||
#[no_mangle]
|
||||
static lower_case: u8;
|
||||
}
|
||||
|
||||
let OtherVar = SOME_VAR + 1;
|
||||
OtherVar
|
||||
}
|
||||
|
||||
#[allow(nonstandard_style)]
|
||||
mod CheckNonstandardStyle {
|
||||
fn HiImABadFnName() {}
|
||||
}
|
||||
|
||||
#[allow(bad_style)]
|
||||
mod CheckBadStyle {
|
||||
fn HiImABadFnName() {}
|
||||
}
|
||||
|
||||
mod F {
|
||||
#![allow(non_snake_case)]
|
||||
fn CheckItWorksWithModAttr(BAD_NAME_HI: u8) {}
|
||||
}
|
||||
|
||||
#[allow(non_snake_case, non_camel_case_types)]
|
||||
pub struct some_type {
|
||||
SOME_FIELD: u8,
|
||||
SomeField: u16,
|
||||
}
|
||||
|
||||
#[allow(non_upper_case_globals)]
|
||||
pub const some_const: u8 = 10;
|
||||
|
||||
#[allow(non_upper_case_globals)]
|
||||
pub static SomeStatic: u8 = 10;
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn allow_attributes_crate_attr() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
#![allow(non_snake_case)]
|
||||
|
||||
mod F {
|
||||
fn CheckItWorksWithCrateAttr(BAD_NAME_HI: u8) {}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[ignore]
|
||||
fn bug_trait_inside_fn() {
|
||||
// FIXME:
|
||||
// This is broken, and in fact, should not even be looked at by this
|
||||
// lint in the first place. There's weird stuff going on in the
|
||||
// collection phase.
|
||||
// It's currently being brought in by:
|
||||
// * validate_func on `a` recursing into modules
|
||||
// * then it finds the trait and then the function while iterating
|
||||
// through modules
|
||||
// * then validate_func is called on Dirty
|
||||
// * ... which then proceeds to look at some unknown module taking no
|
||||
// attrs from either the impl or the fn a, and then finally to the root
|
||||
// module
|
||||
//
|
||||
// It should find the attribute on the trait, but it *doesn't even see
|
||||
// the trait* as far as I can tell.
|
||||
|
||||
check_diagnostics(
|
||||
r#"
|
||||
trait T { fn a(); }
|
||||
struct U {}
|
||||
impl T for U {
|
||||
fn a() {
|
||||
// this comes out of bitflags, mostly
|
||||
#[allow(non_snake_case)]
|
||||
trait __BitFlags {
|
||||
const HiImAlsoBad: u8 = 2;
|
||||
#[inline]
|
||||
fn Dirty(&self) -> bool {
|
||||
false
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
#[ignore]
|
||||
fn bug_traits_arent_checked() {
|
||||
// FIXME: Traits and functions in traits aren't currently checked by
|
||||
// r-a, even though rustc will complain about them.
|
||||
check_diagnostics(
|
||||
r#"
|
||||
trait BAD_TRAIT {
|
||||
// ^^^^^^^^^ Trait `BAD_TRAIT` should have CamelCase name, e.g. `BadTrait`
|
||||
fn BAD_FUNCTION();
|
||||
// ^^^^^^^^^^^^ Function `BAD_FUNCTION` should have snake_case name, e.g. `bad_function`
|
||||
fn BadFunction();
|
||||
// ^^^^^^^^^^^^ Function `BadFunction` should have snake_case name, e.g. `bad_function`
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn ignores_extern_items() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
extern {
|
||||
fn NonSnakeCaseName(SOME_VAR: u8) -> u8;
|
||||
pub static SomeStatic: u8 = 10;
|
||||
}
|
||||
"#,
|
||||
);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn infinite_loop_inner_items() {
|
||||
check_diagnostics(
|
||||
r#"
|
||||
fn qualify() {
|
||||
mod foo {
|
||||
use super::*;
|
||||
}
|
||||
}
|
||||
"#,
|
||||
)
|
||||
}
|
||||
|
||||
#[test] // Issue #8809.
|
||||
fn parenthesized_parameter() {
|
||||
check_diagnostics(r#"fn f((O): _) {}"#)
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue