Make thread_picker non-blocking

pull/574/head
Blaž Hrastnik 3 years ago
parent 2b4de41bf0
commit dc8df7ba21

@ -209,7 +209,7 @@ impl Client {
}
/// Execute a RPC request on the debugger.
fn call<R: crate::types::Request>(
pub fn call<R: crate::types::Request>(
&self,
arguments: R::Arguments,
) -> impl Future<Output = Result<Value>>
@ -248,7 +248,7 @@ impl Client {
}
}
async fn request<R: crate::types::Request>(&self, params: R::Arguments) -> Result<R::Result>
pub async fn request<R: crate::types::Request>(&self, params: R::Arguments) -> Result<R::Result>
where
R::Arguments: serde::Serialize,
R::Result: core::fmt::Debug, // TODO: temporary
@ -384,9 +384,8 @@ impl Client {
Ok((response.stack_frames, response.total_frames))
}
pub async fn threads(&self) -> Result<Vec<Thread>> {
let response = self.request::<requests::Threads>(()).await?;
Ok(response.threads)
pub fn threads(&self) -> impl Future<Output = Result<Value>> {
self.call::<requests::Threads>(())
}
pub async fn scopes(&self, frame_id: usize) -> Result<Vec<Scope>> {

@ -340,8 +340,8 @@ impl Application {
let all_threads_stopped = all_threads_stopped.unwrap_or_default();
if all_threads_stopped {
if let Ok(threads) = debugger.threads().await {
for thread in threads {
if let Ok(response) = debugger.request::<dap::requests::Threads>(()).await {
for thread in response.threads {
fetch_stack_trace(debugger, thread.id).await;
}
select_thread_id(

@ -19,7 +19,7 @@ use std::collections::HashMap;
use std::future::Future;
use std::path::PathBuf;
use anyhow::bail;
use anyhow::{anyhow, bail};
// general utils:
pub fn dap_pos_to_pos(doc: &helix_core::Rope, line: usize, column: usize) -> Option<usize> {
@ -99,53 +99,61 @@ pub fn jump_to_stack_frame(editor: &mut Editor, frame: &helix_dap::StackFrame) {
align_view(doc, view, Align::Center);
}
fn thread_picker(cx: &mut Context, callback_fn: impl Fn(&mut Editor, &dap::Thread) + 'static) {
fn thread_picker(
cx: &mut Context,
callback_fn: impl Fn(&mut Editor, &dap::Thread) + Send + 'static,
) {
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let threads = match block_on(debugger.threads()) {
Ok(threads) => threads,
Err(e) => {
cx.editor
.set_error(format!("Failed to retrieve threads: {}", e));
return;
}
};
if threads.len() == 1 {
callback_fn(cx.editor, &threads[0]);
return;
}
let future = debugger.threads();
dap_callback(
cx.jobs,
future,
move |editor: &mut Editor,
compositor: &mut Compositor,
response: dap::requests::ThreadsResponse| {
let threads = response.threads;
if threads.len() == 1 {
callback_fn(editor, &threads[0]);
return;
}
let debugger = match &mut editor.debugger {
Some(debugger) => debugger,
None => return,
};
let thread_states = debugger.thread_states.clone();
let picker = FilePicker::new(
threads,
move |thread| {
format!(
"{} ({})",
thread.name,
thread_states
.get(&thread.id)
.map(|state| state.as_str())
.unwrap_or("unknown")
)
.into()
},
move |cx, thread, _action| callback_fn(cx.editor, thread),
move |editor, thread| {
let frames = editor.debugger.as_ref()?.stack_frames.get(&thread.id)?;
let frame = frames.get(0)?;
let path = frame.source.as_ref()?.path.clone()?;
let pos = Some((
frame.line.saturating_sub(1),
frame.end_line.unwrap_or(frame.line).saturating_sub(1),
));
Some((path, pos))
let thread_states = debugger.thread_states.clone();
let picker = FilePicker::new(
threads,
move |thread| {
format!(
"{} ({})",
thread.name,
thread_states
.get(&thread.id)
.map(|state| state.as_str())
.unwrap_or("unknown")
)
.into()
},
move |cx, thread, _action| callback_fn(cx.editor, thread),
move |editor, thread| {
let frames = editor.debugger.as_ref()?.stack_frames.get(&thread.id)?;
let frame = frames.get(0)?;
let path = frame.source.as_ref()?.path.clone()?;
let pos = Some((
frame.line.saturating_sub(1),
frame.end_line.unwrap_or(frame.line).saturating_sub(1),
));
Some((path, pos))
},
);
compositor.push(Box::new(picker));
},
);
cx.push_layer(Box::new(picker))
}
fn get_breakpoint_at_current_line(editor: &mut Editor) -> Option<(usize, Breakpoint)> {

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