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Revert "feat: Implement module_path macro"

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Lukas Wirth 2024-08-27 08:19:09 +02:00 committed by GitHub
parent 095926ea6f
commit fa48bc216c
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20 changed files with 71 additions and 278 deletions
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1
crates/base-db/src/input.rs
View file

@ -272,7 +272,6 @@ impl ReleaseChannel {
}
}
#[non_exhaustive]
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct CrateData {
pub root_file_id: FileId,

3
crates/hir-def/src/data.rs
View file

@ -748,9 +748,8 @@ impl<'a> AssocItemCollector<'a> {
&AstIdWithPath::new(file_id, ast_id, Clone::clone(path)),
ctxt,
expand_to,
self.expander.module,
self.expander.krate(),
resolver,
|module| module.def_map(self.db).path_for_module(self.db, module),
) {
Ok(Some(call_id)) => {
let res =

9
crates/hir-def/src/expander.rs
View file

@ -69,12 +69,9 @@ impl Expander {
let result = self.within_limit(db, |this| {
let macro_call = this.in_file(&macro_call);
match macro_call.as_call_id(
db.upcast(),
this.module,
|path| resolver(path).map(|it| db.macro_def(it)),
|module| this.module.def_map(db).path_for_module(db, module),
) {
match macro_call.as_call_id_with_errors(db.upcast(), this.module.krate(), |path| {
resolver(path).map(|it| db.macro_def(it))
}) {
Ok(call_id) => call_id,
Err(resolve_err) => {
unresolved_macro_err = Some(resolve_err);

44
crates/hir-def/src/lib.rs
View file

@ -77,7 +77,7 @@ use base_db::{
use hir_expand::{
builtin::{BuiltinAttrExpander, BuiltinDeriveExpander, BuiltinFnLikeExpander, EagerExpander},
db::ExpandDatabase,
eager::{expand_eager_macro_input, expand_module_path_as_eager},
eager::expand_eager_macro_input,
impl_intern_lookup,
name::Name,
proc_macro::{CustomProcMacroExpander, ProcMacroKind},
@ -1400,19 +1400,26 @@ pub trait AsMacroCall {
fn as_call_id(
&self,
db: &dyn ExpandDatabase,
module: ModuleId,
krate: CrateId,
resolver: impl Fn(&path::ModPath) -> Option<MacroDefId> + Copy,
) -> Option<MacroCallId> {
self.as_call_id_with_errors(db, krate, resolver).ok()?.value
}
fn as_call_id_with_errors(
&self,
db: &dyn ExpandDatabase,
krate: CrateId,
resolver: impl Fn(&path::ModPath) -> Option<MacroDefId> + Copy,
mod_path: impl FnOnce(ModuleId) -> String,
) -> Result<ExpandResult<Option<MacroCallId>>, UnresolvedMacro>;
}
impl AsMacroCall for InFile<&ast::MacroCall> {
fn as_call_id(
fn as_call_id_with_errors(
&self,
db: &dyn ExpandDatabase,
module: ModuleId,
krate: CrateId,
resolver: impl Fn(&path::ModPath) -> Option<MacroDefId> + Copy,
mod_path: impl FnOnce(ModuleId) -> String,
) -> Result<ExpandResult<Option<MacroCallId>>, UnresolvedMacro> {
let expands_to = hir_expand::ExpandTo::from_call_site(self.value);
let ast_id = AstId::new(self.file_id, db.ast_id_map(self.file_id).ast_id(self.value));
@ -1439,10 +1446,9 @@ impl AsMacroCall for InFile<&ast::MacroCall> {
&path,
call_site.ctx,
expands_to,
module,
krate,
resolver,
resolver,
mod_path,
)
}
}
@ -1469,9 +1475,8 @@ fn macro_call_as_call_id(
call: &AstIdWithPath<ast::MacroCall>,
call_site: SyntaxContextId,
expand_to: ExpandTo,
module: ModuleId,
krate: CrateId,
resolver: impl Fn(&path::ModPath) -> Option<MacroDefId> + Copy,
mod_path: impl FnOnce(ModuleId) -> String,
) -> Result<Option<MacroCallId>, UnresolvedMacro> {
macro_call_as_call_id_with_eager(
db,
@ -1479,10 +1484,9 @@ fn macro_call_as_call_id(
&call.path,
call_site,
expand_to,
module,
krate,
resolver,
resolver,
mod_path,
)
.map(|res| res.value)
}
@ -1493,26 +1497,16 @@ fn macro_call_as_call_id_with_eager(
path: &path::ModPath,
call_site: SyntaxContextId,
expand_to: ExpandTo,
module: ModuleId,
krate: CrateId,
resolver: impl FnOnce(&path::ModPath) -> Option<MacroDefId>,
eager_resolver: impl Fn(&path::ModPath) -> Option<MacroDefId>,
mod_path: impl FnOnce(ModuleId) -> String,
) -> Result<ExpandResult<Option<MacroCallId>>, UnresolvedMacro> {
let def = resolver(path).ok_or_else(|| UnresolvedMacro { path: path.clone() })?;
let res = match def.kind {
MacroDefKind::BuiltInEager(_, EagerExpander::ModulePath) => expand_module_path_as_eager(
db,
module.krate,
mod_path(module),
&ast_id.to_node(db),
ast_id,
def,
call_site,
),
MacroDefKind::BuiltInEager(..) => expand_eager_macro_input(
db,
module.krate,
krate,
&ast_id.to_node(db),
ast_id,
def,
@ -1522,7 +1516,7 @@ fn macro_call_as_call_id_with_eager(
_ if def.is_fn_like() => ExpandResult {
value: Some(def.make_call(
db,
module.krate,
krate,
MacroCallKind::FnLike { ast_id, expand_to, eager: None },
call_site,
)),

9
crates/hir-def/src/macro_expansion_tests/mod.rs
View file

@ -95,16 +95,11 @@ pub fn identity_when_valid(_attr: TokenStream, item: TokenStream) -> TokenStream
for macro_call in source_file.syntax().descendants().filter_map(ast::MacroCall::cast) {
let macro_call = InFile::new(source.file_id, &macro_call);
let res = macro_call
.as_call_id(
&db,
resolver.module(),
|path| {
.as_call_id_with_errors(&db, krate, |path| {
resolver
.resolve_path_as_macro(&db, path, Some(MacroSubNs::Bang))
.map(|(it, _)| db.macro_def(it))
},
|module| def_map.path_for_module(&db, module),
)
})
.unwrap();
let macro_call_id = res.value.unwrap();
let macro_file = MacroFileId { macro_call_id };

27
crates/hir-def/src/nameres.rs
View file

@ -63,7 +63,7 @@ use base_db::CrateId;
use hir_expand::{
name::Name, proc_macro::ProcMacroKind, ErasedAstId, HirFileId, InFile, MacroCallId, MacroDefId,
};
use intern::{sym, Symbol};
use intern::Symbol;
use itertools::Itertools;
use la_arena::Arena;
use rustc_hash::{FxHashMap, FxHashSet};
@ -139,7 +139,6 @@ pub struct DefMap {
/// Data that belongs to a crate which is shared between a crate's def map and all its block def maps.
#[derive(Clone, Debug, PartialEq, Eq)]
struct DefMapCrateData {
crate_name: Option<Symbol>,
/// The extern prelude which contains all root modules of external crates that are in scope.
extern_prelude: FxIndexMap<Name, (CrateRootModuleId, Option<ExternCrateId>)>,
@ -165,7 +164,6 @@ struct DefMapCrateData {
impl DefMapCrateData {
fn new(edition: Edition) -> Self {
Self {
crate_name: None,
extern_prelude: FxIndexMap::default(),
exported_derives: FxHashMap::default(),
fn_proc_macro_mapping: FxHashMap::default(),
@ -188,7 +186,6 @@ impl DefMapCrateData {
registered_attrs,
registered_tools,
unstable_features,
crate_name: _,
rustc_coherence_is_core: _,
no_core: _,
no_std: _,
@ -446,28 +443,6 @@ impl DefMap {
self.modules.iter()
}
pub fn path_for_module(&self, db: &dyn DefDatabase, mut module: ModuleId) -> String {
debug_assert!(module.krate == self.krate && module.block == self.block.map(|b| b.block));
let mut parts = vec![];
if let Some(name) = module.name(db) {
parts.push(name.symbol().clone());
}
while let Some(parent) = module.def_map(db).containing_module(module.local_id) {
module = parent;
if let Some(name) = module.name(db) {
parts.push(name.symbol().clone());
}
if parts.len() > 10 {
break;
}
}
parts.push(match &self.data.crate_name {
Some(name) => name.clone(),
None => sym::crate_.clone(),
});
parts.into_iter().rev().format("::").to_string()
}
pub fn derive_helpers_in_scope(
&self,
id: AstId<ast::Adt>,

27
crates/hir-def/src/nameres/collector.rs
View file

@ -247,23 +247,18 @@ impl DefCollector<'_> {
let _p = tracing::info_span!("seed_with_top_level").entered();
let crate_graph = self.db.crate_graph();
let crate_data = Arc::get_mut(&mut self.def_map.data).unwrap();
crate_data.crate_name = crate_graph[self.def_map.krate]
.display_name
.as_ref()
.map(|it| it.crate_name().symbol().clone());
let file_id = crate_graph[self.def_map.krate].root_file_id();
let item_tree = self.db.file_item_tree(file_id.into());
let attrs = item_tree.top_level_attrs(self.db, self.def_map.krate);
let crate_data = Arc::get_mut(&mut self.def_map.data).unwrap();
let mut crate_cged_out = false;
let mut process = true;
// Process other crate-level attributes.
for attr in &*attrs {
if let Some(cfg) = attr.cfg() {
if self.cfg_options.check(&cfg) == Some(false) {
crate_cged_out = true;
process = false;
break;
}
}
@ -277,11 +272,6 @@ impl DefCollector<'_> {
}
}
}
() if *attr_name == sym::crate_name.clone() => {
if let Some(name) = attr.string_value().cloned() {
crate_data.crate_name = Some(name);
}
}
() if *attr_name == sym::crate_type.clone() => {
if attr.string_value() == Some(&sym::proc_dash_macro) {
self.is_proc_macro = true;
@ -347,7 +337,7 @@ impl DefCollector<'_> {
self.inject_prelude();
if crate_cged_out {
if !process {
return;
}
@ -1217,9 +1207,8 @@ impl DefCollector<'_> {
ast_id,
*call_site,
*expand_to,
self.def_map.module_id(directive.module_id),
self.def_map.krate,
resolver_def_id,
|module| self.def_map.path_for_module(self.db, module),
);
if let Ok(Some(call_id)) = call_id {
self.def_map.modules[directive.module_id]
@ -1497,7 +1486,7 @@ impl DefCollector<'_> {
ast_id,
*call_site,
*expand_to,
self.def_map.module_id(directive.module_id),
self.def_map.krate,
|path| {
let resolved_res = self.def_map.resolve_path_fp_with_macro(
self.db,
@ -1509,7 +1498,6 @@ impl DefCollector<'_> {
);
resolved_res.resolved_def.take_macros().map(|it| self.db.macro_def(it))
},
|module| self.def_map.path_for_module(self.db, module),
);
if let Err(UnresolvedMacro { path }) = macro_call_as_call_id {
self.def_map.diagnostics.push(DefDiagnostic::unresolved_macro_call(
@ -2363,7 +2351,7 @@ impl ModCollector<'_, '_> {
&ast_id.path,
ctxt,
expand_to,
self.def_collector.def_map.module_id(self.module_id),
self.def_collector.def_map.krate,
|path| {
path.as_ident().and_then(|name| {
let def_map = &self.def_collector.def_map;
@ -2393,7 +2381,6 @@ impl ModCollector<'_, '_> {
);
resolved_res.resolved_def.take_macros().map(|it| db.macro_def(it))
},
|module| self.def_collector.def_map.path_for_module(self.def_collector.db, module),
) {
// FIXME: if there were errors, this might've been in the eager expansion from an
// unresolved macro, so we need to push this into late macro resolution. see fixme above

2
crates/hir-expand/src/builtin.rs
View file

@ -1,6 +1,6 @@
//! Builtin macros and attributes
#[macro_use]
pub(crate) mod quote;
mod quote;
mod attr_macro;
mod derive_macro;

30
crates/hir-expand/src/builtin/fn_macro.rs
View file

@ -116,6 +116,7 @@ register_builtin! {
(column, Column) => line_expand,
(file, File) => file_expand,
(line, Line) => line_expand,
(module_path, ModulePath) => module_path_expand,
(assert, Assert) => assert_expand,
(stringify, Stringify) => stringify_expand,
(llvm_asm, LlvmAsm) => asm_expand,
@ -141,10 +142,7 @@ register_builtin! {
(include_bytes, IncludeBytes) => include_bytes_expand,
(include_str, IncludeStr) => include_str_expand,
(env, Env) => env_expand,
(option_env, OptionEnv) => option_env_expand,
// This isn't really eager, we have no inputs, but we abuse the fact how eager macros are
// handled in r-a to be able to thread the module path through.
(module_path, ModulePath) => module_path_expand
(option_env, OptionEnv) => option_env_expand
}
fn mk_pound(span: Span) -> tt::Subtree {
@ -159,6 +157,18 @@ fn mk_pound(span: Span) -> tt::Subtree {
)
}
fn module_path_expand(
_db: &dyn ExpandDatabase,
_id: MacroCallId,
_tt: &tt::Subtree,
span: Span,
) -> ExpandResult<tt::Subtree> {
// Just return a dummy result.
ExpandResult::ok(quote! {span =>
"module::path"
})
}
fn line_expand(
_db: &dyn ExpandDatabase,
_id: MacroCallId,
@ -894,18 +904,6 @@ fn option_env_expand(
ExpandResult::ok(expanded)
}
fn module_path_expand(
_db: &dyn ExpandDatabase,
_id: MacroCallId,
tt: &tt::Subtree,
span: Span,
) -> ExpandResult<tt::Subtree> {
// Note: The actual implementation of this is in crates\hir-expand\src\eager.rs
ExpandResult::ok(quote! {span =>
#tt
})
}
fn quote_expand(
_db: &dyn ExpandDatabase,
_arg_id: MacroCallId,

4
crates/hir-expand/src/builtin/quote.rs
View file

@ -128,7 +128,7 @@ macro_rules! quote_impl__ {
}
};
}
pub(crate) use quote_impl__ as __quote;
pub(super) use quote_impl__ as __quote;
/// FIXME:
/// It probably should implement in proc-macro
@ -137,7 +137,7 @@ macro_rules! quote_impl {
$crate::builtin::quote::IntoTt::to_subtree($crate::builtin::quote::__quote!($span $($tt)*), $span)
}
}
pub(crate) use quote_impl as quote;
pub(super) use quote_impl as quote;
pub(crate) trait IntoTt {
fn to_subtree(self, span: Span) -> crate::tt::Subtree;

45
crates/hir-expand/src/eager.rs
View file

@ -32,51 +32,6 @@ use crate::{
MacroCallId, MacroCallKind, MacroCallLoc, MacroDefId, MacroDefKind,
};
pub fn expand_module_path_as_eager(
db: &dyn ExpandDatabase,
krate: CrateId,
mod_path: String,
macro_call: &ast::MacroCall,
ast_id: AstId<ast::MacroCall>,
def: MacroDefId,
call_site: SyntaxContextId,
) -> ExpandResult<Option<MacroCallId>> {
let expand_to = ExpandTo::from_call_site(macro_call);
// Note:
// When `lazy_expand` is called, its *parent* file must already exist.
// Here we store an eager macro id for the argument expanded subtree
// for that purpose.
let arg_id = MacroCallLoc {
def,
krate,
kind: MacroCallKind::FnLike { ast_id, expand_to: ExpandTo::Expr, eager: None },
ctxt: call_site,
}
.intern(db);
#[allow(deprecated)] // builtin eager macros are never derives
let (_, _, span) = db.macro_arg(arg_id);
let subtree = crate::builtin::quote::quote! {span => #mod_path};
let loc = MacroCallLoc {
def,
krate,
kind: MacroCallKind::FnLike {
ast_id,
expand_to,
eager: Some(Arc::new(EagerCallInfo {
arg: Arc::new(subtree),
arg_id,
error: None,
span,
})),
},
ctxt: call_site,
};
ExpandResult { value: Some(loc.intern(db)), err: None }
}
pub fn expand_eager_macro_input(
db: &dyn ExpandDatabase,
krate: CrateId,

25
crates/hir/src/semantics.rs
View file

@ -365,6 +365,7 @@ impl<'db> SemanticsImpl<'db> {
_,
BuiltinFnLikeExpander::Column
| BuiltinFnLikeExpander::File
| BuiltinFnLikeExpander::ModulePath
| BuiltinFnLikeExpander::Asm
| BuiltinFnLikeExpander::LlvmAsm
| BuiltinFnLikeExpander::GlobalAsm
@ -482,26 +483,10 @@ impl<'db> SemanticsImpl<'db> {
let SourceAnalyzer { file_id, resolver, .. } =
self.analyze_no_infer(actual_macro_call.syntax())?;
let macro_call = InFile::new(file_id, actual_macro_call);
let macro_call_id = macro_call
.as_call_id(
self.db.upcast(),
resolver.module(),
|path| {
resolver.resolve_path_as_macro_def(
self.db.upcast(),
path,
Some(MacroSubNs::Bang),
)
},
|module| {
resolver
.module()
.def_map(self.db.upcast())
.path_for_module(self.db.upcast(), module)
},
)
.ok()?
.value?;
let krate = resolver.krate();
let macro_call_id = macro_call.as_call_id(self.db.upcast(), krate, |path| {
resolver.resolve_path_as_macro_def(self.db.upcast(), path, Some(MacroSubNs::Bang))
})?;
hir_expand::db::expand_speculative(
self.db.upcast(),
macro_call_id,

21
crates/hir/src/source_analyzer.rs
View file

@ -839,25 +839,12 @@ impl SourceAnalyzer {
db: &dyn HirDatabase,
macro_call: InFile<&ast::MacroCall>,
) -> Option<MacroFileId> {
let krate = self.resolver.krate();
// FIXME: This causes us to parse, generally this is the wrong approach for resolving a
// macro call to a macro call id!
let macro_call_id = macro_call
.as_call_id(
db.upcast(),
self.resolver.module(),
|path| {
self.resolver.resolve_path_as_macro_def(
db.upcast(),
path,
Some(MacroSubNs::Bang),
)
},
|module| {
self.resolver.module().def_map(db.upcast()).path_for_module(db.upcast(), module)
},
)
.ok()?
.value?;
let macro_call_id = macro_call.as_call_id(db.upcast(), krate, |path| {
self.resolver.resolve_path_as_macro_def(db.upcast(), path, Some(MacroSubNs::Bang))
})?;
// why the 64?
Some(macro_call_id.as_macro_file()).filter(|it| it.expansion_level(db.upcast()) < 64)
}

8
crates/ide/src/goto_type_definition.rs
View file

@ -24,11 +24,9 @@ pub(crate) fn goto_type_definition(
let file: ast::SourceFile = sema.parse_guess_edition(file_id);
let token: SyntaxToken =
pick_best_token(file.syntax().token_at_offset(offset), |kind| match kind {
IDENT | INT_NUMBER | T![self] => 3,
// operators
T!['('] | T!['['] | T!['{'] | T![')'] | T![']'] | T!['}'] | T![!] | T![?] => 2,
kind if !kind.is_trivia() => 1,
_ => 0,
IDENT | INT_NUMBER | T![self] => 2,
kind if kind.is_trivia() => 0,
_ => 1,
})?;
let mut res = Vec::new();

65
crates/ide/src/hover/tests.rs
View file

@ -8702,68 +8702,3 @@ fn foo() {
"#]],
);
}
#[test]
fn module_path_macro() {
check(
r##"
//- minicore: module_path
const C$0: &'static str = module_path!();
"##,
expect![[r#"
*C*
```rust
test
```
```rust
const C: &'static str = "test"
```
"#]],
);
check(
r##"
//- minicore: module_path
mod foo {
const C$0: &'static str = module_path!();
}
"##,
expect![[r#"
*C*
```rust
test::foo
```
```rust
const C: &'static str = "test::foo"
```
"#]],
);
check(
r##"
//- minicore: module_path
mod baz {
const _: () = {
mod bar {
const C$0: &'static str = module_path!();
}
}
}
"##,
expect![[r#"
*C*
```rust
test::bar
```
```rust
const C: &'static str = "test::baz::bar"
```
"#]],
);
}

1
crates/ide/src/status.rs
View file

@ -69,7 +69,6 @@ pub(crate) fn status(db: &RootDatabase, file_id: Option<FileId>) -> String {
dependencies,
origin,
is_proc_macro,
..
} = &crate_graph[crate_id];
format_to!(
buf,

1
crates/intern/src/symbol/symbols.rs
View file

@ -177,7 +177,6 @@ define_symbols! {
coroutine_state,
coroutine,
count,
crate_name,
crate_type,
CStr,
debug_assertions,

8
crates/rust-analyzer/src/cli/lsif.rs
View file

@ -22,7 +22,7 @@ use crate::{
};
struct LsifManager<'a> {
id_counter: i32,
count: i32,
token_map: FxHashMap<TokenId, Id>,
range_map: FxHashMap<FileRange, Id>,
file_map: FxHashMap<FileId, Id>,
@ -44,7 +44,7 @@ impl From<Id> for lsp_types::NumberOrString {
impl LsifManager<'_> {
fn new<'a>(analysis: &'a Analysis, db: &'a RootDatabase, vfs: &'a Vfs) -> LsifManager<'a> {
LsifManager {
id_counter: 0,
count: 0,
token_map: FxHashMap::default(),
range_map: FxHashMap::default(),
file_map: FxHashMap::default(),
@ -56,9 +56,9 @@ impl LsifManager<'_> {
}
fn add(&mut self, data: lsif::Element) -> Id {
let id = Id(self.id_counter);
let id = Id(self.count);
self.emit(&serde_json::to_string(&lsif::Entry { id: id.into(), data }).unwrap());
self.id_counter += 1;
self.count += 1;
id
}

2
crates/rust-analyzer/src/cli/scip.rs
View file

@ -48,6 +48,7 @@ impl flags::Scip {
let error_sink;
(config, error_sink, _) = config.apply_change(change);
// FIXME @alibektas : What happens to errors without logging?
error!(?error_sink, "Config Error(s)");
}
let cargo_config = config.cargo();
@ -114,6 +115,7 @@ impl flags::Scip {
tokens.into_iter().for_each(|(text_range, id)| {
let token = si.tokens.get(id).unwrap();
let range = text_range_to_scip_range(&line_index, text_range);
let symbol = tokens_to_symbol
.entry(id)

11
crates/test-utils/src/minicore.rs
View file

@ -41,7 +41,6 @@
//! iterator: option
//! iterators: iterator, fn
//! manually_drop: drop
//! module_path:
//! non_null:
//! non_zero:
//! option: panic
@ -1437,16 +1436,6 @@ mod panicking {
#[macro_use]
mod macros {
// region:module_path
#[macro_export]
#[rustc_builtin_macro]
macro_rules! module_path {
($($arg:tt)*) => {
/* compiler built-in */
};
}
// endregion:module_path
// region:panic
#[macro_export]
#[rustc_builtin_macro(core_panic)]