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add support of impl block for doctest into runnables

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Signed-off-by: Benjamin Coenen <5719034+bnjjj@users.noreply.github.com>
This commit is contained in:
Benjamin Coenen 2021-05-23 22:59:24 +02:00
parent 1605488710
commit 629ab18994
1 changed files with 71 additions and 1 deletions
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72
crates/ide/src/runnables.rs
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@ -113,6 +113,7 @@ pub(crate) fn runnables(db: &RootDatabase, file_id: FileId) -> Vec<Runnable> {
res.extend(runnable.or_else(|| module_def_doctest(&sema, def)))
}
Either::Right(impl_) => {
res.extend(runnable_impl(&sema, &impl_));
res.extend(impl_.items(db).into_iter().filter_map(|assoc| match assoc {
hir::AssocItem::Function(it) => {
runnable_fn(&sema, it).or_else(|| module_def_doctest(&sema, it.into()))
@ -270,6 +271,26 @@ pub(crate) fn runnable_mod(sema: &Semantics<RootDatabase>, def: hir::Module) ->
Some(Runnable { nav, kind: RunnableKind::TestMod { path }, cfg })
}
pub(crate) fn runnable_impl(sema: &Semantics<RootDatabase>, def: &hir::Impl) -> Option<Runnable> {
let attrs = def.attrs(sema.db);
if !has_runnable_doc_test(&attrs) {
return None;
}
let cfg = attrs.cfg();
let nav = def.try_to_nav(sema.db)?;
let ty = def.self_ty(sema.db);
let adt_name = ty.as_adt()?.name(sema.db);
let mut ty_args = ty.type_arguments().peekable();
let params = if ty_args.peek().is_some() {
format!("<{}>", ty_args.format_with(", ", |ty, cb| cb(&ty.display(sema.db))))
} else {
String::new()
};
let test_id = TestId::Path(format!("{}{}", adt_name, params));
Some(Runnable { nav, kind: RunnableKind::DocTest { test_id }, cfg })
}
fn module_def_doctest(sema: &Semantics<RootDatabase>, def: hir::ModuleDef) -> Option<Runnable> {
let attrs = match def {
hir::ModuleDef::Module(it) => it.attrs(sema.db),
@ -610,8 +631,23 @@ fn should_have_no_runnable_6() {}
/// ```
struct StructWithRunnable(String);
/// ```
/// let x = 5;
/// ```
impl StructWithRunnable {}
trait Test {
fn test() -> usize {
5usize
}
}
/// ```
/// let x = 5;
/// ```
impl Test for StructWithRunnable {}
"#,
&[&BIN, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST],
&[&BIN, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST, &DOCTEST],
expect![[r#"
[
Runnable {
@ -717,6 +753,40 @@ struct StructWithRunnable(String);
},
cfg: None,
},
Runnable {
nav: NavigationTarget {
file_id: FileId(
0,
),
full_range: 967..1024,
focus_range: 1003..1021,
name: "impl",
kind: Impl,
},
kind: DocTest {
test_id: Path(
"StructWithRunnable",
),
},
cfg: None,
},
Runnable {
nav: NavigationTarget {
file_id: FileId(
0,
),
full_range: 1088..1154,
focus_range: 1133..1151,
name: "impl",
kind: Impl,
},
kind: DocTest {
test_id: Path(
"StructWithRunnable",
),
},
cfg: None,
},
]
"#]],
);