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Auto merge of #130597 - matthiaskrgr:rollup-9ls4066, r=matthiaskrgr

Browse Source 
Rollup of 3 pull requests

Successful merges:

 - #130485 (Do not expect infer/bound/placeholder/error in v0 symbol mangling)
 - #130567 (Register tool docs for compiletest)
 - #130582 (rustdoc: use the correct span for doctests)

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2024-09-20 06:03:19 +00:00
commit 976487c48b
9 changed files with 85 additions and 34 deletions
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46
compiler/rustc_symbol_mangling/src/v0.rs
View File

@ -330,8 +330,12 @@ impl<'tcx> Printer<'tcx> for SymbolMangler<'tcx> {
ty::Float(FloatTy::F128) => "C4f128",
ty::Never => "z",
// Placeholders (should be demangled as `_`).
ty::Param(_) | ty::Bound(..) | ty::Placeholder(_) | ty::Infer(_) | ty::Error(_) => "p",
// Should only be encountered with polymorphization,
// or within the identity-substituted impl header of an
// item nested within an impl item.
ty::Param(_) => "p",
ty::Bound(..) | ty::Placeholder(_) | ty::Infer(_) | ty::Error(_) => bug!(),
_ => "",
};
@ -416,12 +420,18 @@ impl<'tcx> Printer<'tcx> for SymbolMangler<'tcx> {
// Mangle all nominal types as paths.
ty::Adt(ty::AdtDef(Interned(&ty::AdtDefData { did: def_id, .. }, _)), args)
| ty::FnDef(def_id, args)
| ty::Alias(ty::Projection | ty::Opaque, ty::AliasTy { def_id, args, .. })
| ty::Closure(def_id, args)
| ty::CoroutineClosure(def_id, args)
| ty::Coroutine(def_id, args) => {
self.print_def_path(def_id, args)?;
}
// We may still encounter projections here due to the printing
// logic sometimes passing identity-substituted impl headers.
ty::Alias(ty::Projection, ty::AliasTy { def_id, args, .. }) => {
self.print_def_path(def_id, args)?;
}
ty::Foreign(def_id) => {
self.print_def_path(def_id, &[])?;
}
@ -467,8 +477,7 @@ impl<'tcx> Printer<'tcx> for SymbolMangler<'tcx> {
r.print(self)?;
}
ty::Alias(ty::Inherent, _) => bug!("symbol_names: unexpected inherent projection"),
ty::Alias(ty::Weak, _) => bug!("symbol_names: unexpected weak projection"),
ty::Alias(..) => bug!("symbol_names: unexpected alias"),
ty::CoroutineWitness(..) => bug!("symbol_names: unexpected `CoroutineWitness`"),
}
@ -550,21 +559,26 @@ impl<'tcx> Printer<'tcx> for SymbolMangler<'tcx> {
let (ct_ty, valtree) = match ct.kind() {
ty::ConstKind::Value(ty, val) => (ty, val),
// Placeholders (should be demangled as `_`).
// NOTE(eddyb) despite `Unevaluated` having a `DefId` (and therefore
// a path), even for it we still need to encode a placeholder, as
// the path could refer back to e.g. an `impl` using the constant.
ty::ConstKind::Unevaluated(_)
| ty::ConstKind::Expr(_)
| ty::ConstKind::Param(_)
| ty::ConstKind::Infer(_)
| ty::ConstKind::Bound(..)
| ty::ConstKind::Placeholder(_)
| ty::ConstKind::Error(_) => {
// Should only be encountered with polymorphization,
// or within the identity-substituted impl header of an
// item nested within an impl item.
ty::ConstKind::Param(_) => {
// Never cached (single-character).
self.push("p");
return Ok(());
}
// We may still encounter unevaluated consts due to the printing
// logic sometimes passing identity-substituted impl headers.
ty::Unevaluated(ty::UnevaluatedConst { def, args, .. }) => {
return self.print_def_path(def, args);
}
ty::ConstKind::Expr(_)
| ty::ConstKind::Infer(_)
| ty::ConstKind::Bound(..)
| ty::ConstKind::Placeholder(_)
| ty::ConstKind::Error(_) => bug!(),
};
if let Some(&i) = self.consts.get(&ct) {

7
src/bootstrap/src/core/build_steps/doc.rs
View File

@ -1058,6 +1058,13 @@ tool_doc!(
is_library = true,
crates = ["run_make_support"]
);
tool_doc!(
Compiletest,
"src/tools/compiletest",
rustc_tool = false,
is_library = true,
crates = ["compiletest"]
);
#[derive(Ord, PartialOrd, Debug, Clone, Hash, PartialEq, Eq)]
pub struct ErrorIndex {

1
src/bootstrap/src/core/builder.rs
View File

@ -945,6 +945,7 @@ impl<'a> Builder<'a> {
doc::Releases,
doc::RunMakeSupport,
doc::BuildHelper,
doc::Compiletest,
),
Kind::Dist => describe!(
dist::Docs,

13
src/librustdoc/doctest/rust.rs
View File

@ -122,23 +122,14 @@ impl<'a, 'tcx> HirCollector<'a, 'tcx> {
// anything else, this will combine them for us.
let attrs = Attributes::from_ast(ast_attrs);
if let Some(doc) = attrs.opt_doc_value() {
// Use the outermost invocation, so that doctest names come from where the docs were written.
let span = ast_attrs
.iter()
.find(|attr| attr.doc_str().is_some())
.map(|attr| attr.span.ctxt().outer_expn().expansion_cause().unwrap_or(attr.span))
.unwrap_or(DUMMY_SP);
let span = span_of_fragments(&attrs.doc_strings).unwrap_or(sp);
self.collector.position = span;
markdown::find_testable_code(
&doc,
&mut self.collector,
self.codes,
self.enable_per_target_ignores,
Some(&crate::html::markdown::ExtraInfo::new(
self.tcx,
def_id,
span_of_fragments(&attrs.doc_strings).unwrap_or(sp),
)),
Some(&crate::html::markdown::ExtraInfo::new(self.tcx, def_id, span)),
);
}

12
src/tools/compiletest/src/header.rs
View File

@ -125,7 +125,7 @@ pub struct TestProps {
// Build documentation for all specified aux-builds as well
pub build_aux_docs: bool,
/// Build the documentation for each crate in a unique output directory.
/// Uses <root output directory>/docs/<test name>/doc
/// Uses `<root output directory>/docs/<test name>/doc`.
pub unique_doc_out_dir: bool,
// Flag to force a crate to be built with the host architecture
pub force_host: bool,
@ -1304,12 +1304,12 @@ pub fn llvm_has_libzstd(config: &Config) -> bool {
false
}
/// Takes a directive of the form "<version1> [- <version2>]",
/// returns the numeric representation of <version1> and <version2> as
/// tuple: (<version1> as u32, <version2> as u32)
/// Takes a directive of the form `"<version1> [- <version2>]"`,
/// returns the numeric representation of `<version1>` and `<version2>` as
/// tuple: `(<version1> as u32, <version2> as u32)`.
///
/// If the <version2> part is omitted, the second component of the tuple
/// is the same as <version1>.
/// If the `<version2>` part is omitted, the second component of the tuple
/// is the same as `<version1>`.
fn extract_version_range<F>(line: &str, parse: F) -> Option<(u32, u32)>
where
F: Fn(&str) -> Option<u32>,

7
tests/rustdoc-ui/doctest/doctest-output-include-fail.md Normal file
View File

@ -0,0 +1,7 @@
With a code sample, that has an error:
```rust
fn main() {
let x = 234 // no semicolon here! oh no!
}
```

7
tests/rustdoc-ui/doctest/doctest-output-include-fail.rs Normal file
View File

@ -0,0 +1,7 @@
//@ compile-flags:--test --test-args=--test-threads=1
//@ normalize-stdout-test: "tests/rustdoc-ui/doctest" -> "$$DIR"
//@ normalize-stdout-test: "finished in \d+\.\d+s" -> "finished in $$TIME"
//@ failure-status: 101
// https://github.com/rust-lang/rust/issues/130470
#![doc = include_str!("doctest-output-include-fail.md")]

24
tests/rustdoc-ui/doctest/doctest-output-include-fail.stdout Normal file
View File

@ -0,0 +1,24 @@
running 1 test
test $DIR/doctest-output-include-fail.md - (line 3) ... FAILED
failures:
---- $DIR/doctest-output-include-fail.md - (line 3) stdout ----
error: expected `;`, found `}`
--> $DIR/doctest-output-include-fail.md:5:16
|
LL | let x = 234 // no semicolon here! oh no!
| ^ help: add `;` here
LL | }
| - unexpected token
error: aborting due to 1 previous error
Couldn't compile the test.
failures:
$DIR/doctest-output-include-fail.md - (line 3)
test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME

2
tests/rustdoc-ui/doctest/doctest-output.stdout
View File

@ -1,7 +1,7 @@
running 3 tests
test $DIR/doctest-output.rs - (line 8) ... ok
test $DIR/doctest-output.rs - ExpandedStruct (line 24) ... ok
test $DIR/doctest-output.rs - ExpandedStruct (line 25) ... ok
test $DIR/doctest-output.rs - foo::bar (line 18) ... ok
test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in $TIME