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Wait for request and response version before resolving completions

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This commit is contained in:
Antonio Scandurra 2022-02-15 10:16:29 +01:00
parent 809b843ceb
commit 17b13b9362
3 changed files with 72 additions and 55 deletions
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111
crates/project/src/project.rs
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@ -1334,18 +1334,18 @@ impl Project {
cx.spawn(|_, cx| async move {
let completions = lang_server
.request::<lsp::request::Completion>(lsp::CompletionParams {
text_document_position: lsp::TextDocumentPositionParams::new(
lsp::TextDocumentIdentifier::new(
lsp::Url::from_file_path(buffer_abs_path).unwrap(),
.request::<lsp::request::Completion>(lsp::CompletionParams {
text_document_position: lsp::TextDocumentPositionParams::new(
lsp::TextDocumentIdentifier::new(
lsp::Url::from_file_path(buffer_abs_path).unwrap(),
),
position.to_lsp_position(),
),
position.to_lsp_position(),
),
context: Default::default(),
work_done_progress_params: Default::default(),
partial_result_params: Default::default(),
})
.await?;
context: Default::default(),
work_done_progress_params: Default::default(),
partial_result_params: Default::default(),
})
.await?;
let completions = if let Some(completions) = completions {
match completions {
@ -1357,41 +1357,54 @@ impl Project {
};
source_buffer_handle.read_with(&cx, |this, _| {
Ok(completions.into_iter().filter_map(|lsp_completion| {
let (old_range, new_text) = match lsp_completion.text_edit.as_ref()? {
lsp::CompletionTextEdit::Edit(edit) => (range_from_lsp(edit.range), edit.new_text.clone()),
lsp::CompletionTextEdit::InsertAndReplace(_) => {
log::info!("received an insert and replace completion but we don't yet support that");
return None
},
};
Ok(completions
.into_iter()
.filter_map(|lsp_completion| {
let (old_range, new_text) = match lsp_completion.text_edit.as_ref()? {
lsp::CompletionTextEdit::Edit(edit) => {
(range_from_lsp(edit.range), edit.new_text.clone())
}
lsp::CompletionTextEdit::InsertAndReplace(_) => {
log::info!("unsupported insert/replace completion");
return None;
}
};
let clipped_start = this.clip_point_utf16(old_range.start, Bias::Left);
let clipped_end = this.clip_point_utf16(old_range.end, Bias::Left) ;
if clipped_start == old_range.start && clipped_end == old_range.end {
Some(Completion {
old_range: this.anchor_before(old_range.start)..this.anchor_after(old_range.end),
new_text,
label: language.as_ref().and_then(|l| l.label_for_completion(&lsp_completion)).unwrap_or_else(|| CompletionLabel::plain(&lsp_completion)),
lsp_completion,
})
} else {
None
}
}).collect())
let clipped_start = this.clip_point_utf16(old_range.start, Bias::Left);
let clipped_end = this.clip_point_utf16(old_range.end, Bias::Left);
if clipped_start == old_range.start && clipped_end == old_range.end {
Some(Completion {
old_range: this.anchor_before(old_range.start)
..this.anchor_after(old_range.end),
new_text,
label: language
.as_ref()
.and_then(|l| l.label_for_completion(&lsp_completion))
.unwrap_or_else(|| CompletionLabel::plain(&lsp_completion)),
lsp_completion,
})
} else {
None
}
})
.collect())
})
})
} else if let Some(project_id) = self.remote_id() {
let rpc = self.client.clone();
cx.foreground().spawn(async move {
let response = rpc
.request(proto::GetCompletions {
project_id,
buffer_id,
position: Some(language::proto::serialize_anchor(&anchor)),
let message = proto::GetCompletions {
project_id,
buffer_id,
position: Some(language::proto::serialize_anchor(&anchor)),
version: (&source_buffer.version()).into(),
};
cx.spawn_weak(|_, mut cx| async move {
let response = rpc.request(message).await?;
source_buffer_handle
.update(&mut cx, |buffer, _| {
buffer.wait_for_version(response.version.into())
})
.await?;
.await;
response
.completions
.into_iter()
@ -2326,21 +2339,27 @@ impl Project {
.position
.and_then(language::proto::deserialize_anchor)
.ok_or_else(|| anyhow!("invalid position"))?;
let completions = this.update(&mut cx, |this, cx| {
let buffer = this
.shared_buffers
let version = clock::Global::from(envelope.payload.version);
let buffer = this.read_with(&cx, |this, _| {
this.shared_buffers
.get(&sender_id)
.and_then(|shared_buffers| shared_buffers.get(&envelope.payload.buffer_id).cloned())
.ok_or_else(|| anyhow!("unknown buffer id {}", envelope.payload.buffer_id))?;
Ok::<_, anyhow::Error>(this.completions(&buffer, position, cx))
.ok_or_else(|| anyhow!("unknown buffer id {}", envelope.payload.buffer_id))
})?;
buffer
.update(&mut cx, |buffer, _| buffer.wait_for_version(version))
.await;
let version = buffer.read_with(&cx, |buffer, _| buffer.version());
let completions = this
.update(&mut cx, |this, cx| this.completions(&buffer, position, cx))
.await?;
Ok(proto::GetCompletionsResponse {
completions: completions
.await?
.iter()
.map(language::proto::serialize_completion)
.collect(),
version: (&version).into(),
})
}