Make dap_start non-blocking

imgbot
Blaž Hrastnik 3 years ago
parent 032aaffa15
commit 43fbb6d965

@ -288,16 +288,12 @@ impl Client {
self.request::<requests::Disconnect>(()).await
}
pub async fn launch(&mut self, args: serde_json::Value) -> Result<Value> {
let response = self.request::<requests::Launch>(args).await?;
log::error!("launch response {}", response);
Ok(response)
pub fn launch(&self, args: serde_json::Value) -> impl Future<Output = Result<Value>> {
self.call::<requests::Launch>(args)
}
pub async fn attach(&mut self, args: serde_json::Value) -> Result<Value> {
let response = self.request::<requests::Attach>(args).await?;
log::error!("attach response {}", response);
Ok(response)
pub fn attach(&self, args: serde_json::Value) -> impl Future<Output = Result<Value>> {
self.call::<requests::Attach>(args)
}
pub async fn set_breakpoints(

@ -2571,8 +2571,7 @@ mod cmd {
0 => None,
_ => Some(args.remove(0)),
};
dap_start_impl(&mut cx.editor, name, None, Some(args));
Ok(())
dap_start_impl(cx, name, None, Some(args))
}
fn debug_remote(
@ -2589,9 +2588,7 @@ mod cmd {
0 => None,
_ => Some(args.remove(0)),
};
dap_start_impl(&mut cx.editor, name, address, Some(args));
Ok(())
dap_start_impl(cx, name, address, Some(args))
}
fn tutor(

@ -1,7 +1,7 @@
use super::{align_view, Align, Context, Editor};
use crate::{
compositor::Compositor,
job::Callback,
compositor::{self, Compositor},
job::{Callback, Jobs},
ui::{self, FilePicker, Picker, Popup, Prompt, PromptEvent, Text},
};
use helix_core::{
@ -16,8 +16,11 @@ use serde_json::{to_value, Value};
use tokio_stream::wrappers::UnboundedReceiverStream;
use std::collections::HashMap;
use std::future::Future;
use std::path::PathBuf;
use anyhow::bail;
// general utils:
pub fn dap_pos_to_pos(doc: &helix_core::Rope, line: usize, column: usize) -> Option<usize> {
// 1-indexing to 0 indexing
@ -174,23 +177,39 @@ fn get_breakpoint_at_current_line(editor: &mut Editor) -> Option<(usize, Breakpo
// -- DAP
fn dap_callback<T, F>(
jobs: &mut Jobs,
call: impl Future<Output = helix_dap::Result<serde_json::Value>> + 'static + Send,
callback: F,
) where
T: for<'de> serde::Deserialize<'de> + Send + 'static,
F: FnOnce(&mut Editor, &mut Compositor, T) + Send + 'static,
{
let callback = Box::pin(async move {
let json = call.await?;
let response = serde_json::from_value(json)?;
let call: Callback = Box::new(move |editor: &mut Editor, compositor: &mut Compositor| {
callback(editor, compositor, response)
});
Ok(call)
});
jobs.callback(callback);
}
pub fn dap_start_impl(
editor: &mut Editor,
cx: &mut compositor::Context,
name: Option<&str>,
socket: Option<std::net::SocketAddr>,
params: Option<Vec<&str>>,
) {
let doc = doc!(editor);
) -> Result<(), anyhow::Error> {
let doc = doc!(cx.editor);
let config = match doc
.language_config()
.and_then(|config| config.debugger.as_ref())
{
Some(c) => c,
None => {
editor.set_error("No debug adapter available for language".to_string());
return;
}
None => bail!("No debug adapter available for language"),
};
let result = match socket {
@ -206,16 +225,12 @@ pub fn dap_start_impl(
let (mut debugger, events) = match result {
Ok(r) => r,
Err(e) => {
editor.set_error(format!("Failed to start debug session: {}", e));
return;
}
Err(e) => bail!("Failed to start debug session: {}", e),
};
let request = debugger.initialize(config.name.clone());
if let Err(e) = block_on(request) {
editor.set_error(format!("Failed to initialize debug adapter: {}", e));
return;
bail!("Failed to initialize debug adapter: {}", e);
}
debugger.quirks = config.quirks.clone();
@ -227,10 +242,7 @@ pub fn dap_start_impl(
};
let template = match template {
Some(template) => template,
None => {
editor.set_error("No debug config with given name".to_string());
return;
}
None => bail!("No debug config with given name"),
};
let mut args: HashMap<&str, Value> = HashMap::new();
@ -282,28 +294,29 @@ pub fn dap_start_impl(
let args = to_value(args).unwrap();
// problem: this blocks for too long while we get back the startInTerminal REQ
let callback = |_editor: &mut Editor, _compositor: &mut Compositor, _response: Value| {
// if let Err(e) = result {
// editor.set_error(format!("Failed {} target: {}", template.request, e));
// }
};
log::error!("pre start");
let result = match &template.request[..] {
"launch" => block_on(debugger.launch(args)),
"attach" => block_on(debugger.attach(args)),
_ => {
editor.set_error("Unsupported request".to_string());
return;
match &template.request[..] {
"launch" => {
let call = debugger.launch(args);
dap_callback(cx.jobs, call, callback);
}
"attach" => {
let call = debugger.attach(args);
dap_callback(cx.jobs, call, callback);
}
request => bail!("Unsupported request '{}'", request),
};
log::error!("post start");
if let Err(e) = result {
let msg = format!("Failed {} target: {}", template.request, e);
editor.set_error(msg);
return;
}
// TODO: either await "initialized" or buffer commands until event is received
editor.debugger = Some(debugger);
cx.editor.debugger = Some(debugger);
let stream = UnboundedReceiverStream::new(events);
editor.debugger_events.push(stream);
cx.editor.debugger_events.push(stream);
Ok(())
}
pub fn dap_launch(cx: &mut Context) {
@ -404,12 +417,14 @@ fn debug_parameter_prompt(
});
cx.jobs.callback(callback);
} else {
dap_start_impl(
cx.editor,
if let Err(e) = dap_start_impl(
cx,
Some(&config_name),
None,
Some(params.iter().map(|x| x.as_str()).collect()),
);
) {
cx.editor.set_error(e.to_string());
}
}
},
)

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