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project: Fine-grained language server management (#23805)

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Closes #ISSUE
https://github.com/zed-industries/zed/pull/23804
Release Notes:

- Improved detection of project roots for use by language servers.
This commit is contained in:
Piotr Osiewicz 2025-01-30 09:35:36 +01:00 • committed by GitHub
parent b62812c49e
commit e662e819fe
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GPG key ID: B5690EEEBB952194
28 changed files with 2227 additions and 936 deletions
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35
crates/editor/src/lsp_ext.rs
View file

@ -21,7 +21,6 @@ where
let Some(project) = &editor.project else {
return None;
};
let multibuffer = editor.buffer().read(cx);
let mut language_servers_for = HashMap::default();
editor
.selections
@ -29,29 +28,33 @@ where
.iter()
.filter(|selection| selection.start == selection.end)
.filter_map(|selection| Some((selection.start.buffer_id?, selection.start)))
.filter_map(|(buffer_id, trigger_anchor)| {
let buffer = multibuffer.buffer(buffer_id)?;
.find_map(|(buffer_id, trigger_anchor)| {
let buffer = editor.buffer().read(cx).buffer(buffer_id)?;
let server_id = *match language_servers_for.entry(buffer_id) {
Entry::Occupied(occupied_entry) => occupied_entry.into_mut(),
Entry::Vacant(vacant_entry) => {
let language_server_id = project
.read(cx)
.language_servers_for_local_buffer(buffer.read(cx), cx)
.find_map(|(adapter, server)| {
if adapter.name.0.as_ref() == language_server_name {
Some(server.server_id())
} else {
None
}
});
let language_server_id = buffer.update(cx, |buffer, cx| {
project.update(cx, |project, cx| {
project.for_language_servers_for_local_buffer(
buffer,
|mut it| {
it.find_map(|(adapter, server)| {
if adapter.name.0.as_ref() == language_server_name {
Some(server.server_id())
} else {
None
}
})
},
cx,
)
})
});
vacant_entry.insert(language_server_id)
}
}
.as_ref()?;
Some((buffer, trigger_anchor, server_id))
})
.find_map(|(buffer, trigger_anchor, server_id)| {
let language = buffer.read(cx).language_at(trigger_anchor.text_anchor)?;
if !filter_language(&language) {
return None;