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Refactor resume_application state handling

Browse Source
pull/574/head
Blaž Hrastnik 3 years ago
parent 4c410eef87
commit 5b920c53f0
2 changed files with 187 additions and 164 deletions
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28
helix-term/src/application.rs
Unescape Escape View File

@ -256,7 +256,7 @@ impl Application {
}
pub async fn handle_debugger_message(&mut self, payload: helix_dap::Payload) {
use crate::commands::dap::select_thread_id;
use crate::commands::dap::{resume_application, select_thread_id};
use helix_dap::{events, Event};
let mut debugger = match self.editor.debugger.as_mut() {
Some(debugger) => debugger,
@ -276,22 +276,7 @@ impl Application {
debugger.is_running = false;
// whichever thread stops is made "current" (if no previously selected thread).
if thread_id.is_none() || all_threads_stopped.unwrap_or_default() {
let main = debugger.threads().await.ok().and_then(|threads| {
// Workaround for debugging Go tests. Main thread has * in beginning of its name
let mut main =
threads.iter().find(|t| t.name.starts_with('*')).cloned();
if main.is_none() {
main = threads.get(0).cloned();
}
main.map(|t| t.id)
});
if let Some(id) = main {
select_thread_id(&mut self.editor, id, true).await;
}
} else {
select_thread_id(&mut self.editor, thread_id.unwrap(), true).await;
}
select_thread_id(&mut self.editor, thread_id.unwrap(), false).await;
let scope = match thread_id {
Some(id) => format!("Thread {}", id),
@ -330,10 +315,11 @@ impl Application {
self.editor
.set_status("Debugged application started".to_owned());
}
Event::Continued(_) => {
debugger.is_running = true;
debugger.active_frame = None;
debugger.thread_id = None;
Event::Continued(events::Continued { thread_id, .. }) => {
// TODO: remove thread from thread-states
if debugger.thread_id == Some(thread_id) {
resume_application(debugger)
}
}
ev => {
log::warn!("Unhandled event {:?}", ev);

323
helix-term/src/commands/dap.rs
Unescape Escape View File

@ -18,6 +18,12 @@ pub fn dap_pos_to_pos(doc: &helix_core::Rope, line: usize, column: usize) -> Opt
Some(pos)
}
pub fn resume_application(debugger: &mut Client) {
debugger.is_running = true; // TODO: set state running for debugger.thread_id
debugger.active_frame = None;
debugger.thread_id = None;
}
pub async fn select_thread_id(editor: &mut Editor, thread_id: usize, force: bool) {
let debugger = match &mut editor.debugger {
Some(debugger) => debugger,
@ -243,203 +249,234 @@ pub fn dap_toggle_breakpoint(cx: &mut Context) {
// TODO: need to map breakpoints over edits and update them?
// we shouldn't really allow editing while debug is running though
if let Some(debugger) = &mut cx.editor.debugger {
let breakpoints = debugger.breakpoints.entry(path.clone()).or_default();
if let Some(pos) = breakpoints.iter().position(|b| b.line == breakpoint.line) {
breakpoints.remove(pos);
} else {
breakpoints.push(breakpoint);
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let breakpoints = debugger.breakpoints.entry(path.clone()).or_default();
if let Some(pos) = breakpoints.iter().position(|b| b.line == breakpoint.line) {
breakpoints.remove(pos);
} else {
breakpoints.push(breakpoint);
}
let breakpoints = breakpoints.clone();
let breakpoints = breakpoints.clone();
let request = debugger.set_breakpoints(path, breakpoints);
if let Err(e) = block_on(request) {
cx.editor
.set_error(format!("Failed to set breakpoints: {:?}", e));
}
let request = debugger.set_breakpoints(path, breakpoints);
if let Err(e) = block_on(request) {
cx.editor
.set_error(format!("Failed to set breakpoints: {:?}", e));
}
}
pub fn dap_run(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Debuggee is already running".to_owned());
return;
}
let request = debugger.configuration_done();
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to run: {:?}", e));
return;
}
debugger.is_running = true;
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
if debugger.is_running {
cx.editor
.set_status("Debuggee is already running".to_owned());
return;
}
let request = debugger.configuration_done();
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to run: {:?}", e));
return;
}
debugger.is_running = true;
}
pub fn dap_continue(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Debuggee is already running".to_owned());
return;
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
if let Some(thread_id) = debugger.thread_id {
let request = debugger.continue_thread(debugger.thread_id.unwrap());
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to continue: {:?}", e));
return;
}
debugger.is_running = true;
debugger.stack_frames.remove(&thread_id);
} else {
cx.editor
.set_error("Currently active thread is not stopped. Switch the thread.".into());
if let Some(thread_id) = debugger.thread_id {
let request = debugger.continue_thread(thread_id);
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to continue: {:?}", e));
return;
}
resume_application(debugger);
debugger.stack_frames.remove(&thread_id);
} else {
cx.editor
.set_error("Currently active thread is not stopped. Switch the thread.".into());
}
}
pub fn dap_pause(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if !debugger.is_running {
cx.editor.set_status("Debuggee is not running".to_owned());
return;
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
// FIXME: correct number here
let request = debugger.pause(0);
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to pause: {:?}", e));
}
if !debugger.is_running {
cx.editor.set_status("Debuggee is not running".to_owned());
return;
}
// FIXME: correct number here
let request = debugger.pause(0);
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to pause: {:?}", e));
}
}
pub fn dap_step_in(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Debuggee is already running".to_owned());
return;
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let request = debugger.step_in(debugger.thread_id.unwrap());
if let Some(thread_id) = debugger.thread_id {
let request = debugger.step_in(thread_id);
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to step: {:?}", e));
cx.editor.set_error(format!("Failed to continue: {:?}", e));
return;
}
resume_application(debugger);
debugger.stack_frames.remove(&thread_id);
} else {
cx.editor
.set_error("Currently active thread is not stopped. Switch the thread.".into());
}
}
pub fn dap_step_out(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Debuggee is already running".to_owned());
return;
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let request = debugger.step_out(debugger.thread_id.unwrap());
if let Some(thread_id) = debugger.thread_id {
let request = debugger.step_out(thread_id);
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to step: {:?}", e));
cx.editor.set_error(format!("Failed to continue: {:?}", e));
return;
}
resume_application(debugger);
debugger.stack_frames.remove(&thread_id);
} else {
cx.editor
.set_error("Currently active thread is not stopped. Switch the thread.".into());
}
}
pub fn dap_next(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
cx.editor
.set_status("Debuggee is already running".to_owned());
return;
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let request = debugger.next(debugger.thread_id.unwrap());
if let Some(thread_id) = debugger.thread_id {
let request = debugger.next(thread_id);
if let Err(e) = block_on(request) {
cx.editor.set_error(format!("Failed to step: {:?}", e));
cx.editor.set_error(format!("Failed to continue: {:?}", e));
return;
}
resume_application(debugger);
debugger.stack_frames.remove(&thread_id);
} else {
cx.editor
.set_error("Currently active thread is not stopped. Switch the thread.".into());
}
}
pub fn dap_variables(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
if debugger.is_running {
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
if debugger.is_running {
cx.editor
.set_status("Cannot access variables while target is running".to_owned());
return;
}
let (frame, thread_id) = match (debugger.active_frame, debugger.thread_id) {
(Some(frame), Some(thread_id)) => (frame, thread_id),
_ => {
cx.editor
.set_status("Cannot access variables while target is running".to_owned());
.set_status("Cannot find current stack frame to access variables".to_owned());
return;
}
let (frame, thread_id) = match (debugger.active_frame, debugger.thread_id) {
(Some(frame), Some(thread_id)) => (frame, thread_id),
_ => {
cx.editor
.set_status("Cannot find current stack frame to access variables".to_owned());
return;
}
};
let frame_id = debugger.stack_frames[&thread_id][frame].id;
let scopes = match block_on(debugger.scopes(frame_id)) {
Ok(s) => s,
Err(e) => {
cx.editor
.set_error(format!("Failed to get scopes: {:?}", e));
return;
}
};
let mut variables = Vec::new();
for scope in scopes.iter() {
let response = block_on(debugger.variables(scope.variables_reference));
if let Ok(vars) = response {
for var in vars {
let prefix = match var.data_type {
Some(data_type) => format!("{} ", data_type),
None => "".to_owned(),
};
variables.push(format!("{}{} = {}\n", prefix, var.name, var.value));
}
};
let frame_id = debugger.stack_frames[&thread_id][frame].id;
let scopes = match block_on(debugger.scopes(frame_id)) {
Ok(s) => s,
Err(e) => {
cx.editor
.set_error(format!("Failed to get scopes: {:?}", e));
return;
}
};
let mut variables = Vec::new();
for scope in scopes.iter() {
let response = block_on(debugger.variables(scope.variables_reference));
if let Ok(vars) = response {
variables.reserve(vars.len());
for var in vars {
let prefix = match var.data_type {
Some(data_type) => format!("{} ", data_type),
None => "".to_owned(),
};
variables.push(format!("{}{} = {}\n", prefix, var.name, var.value));
}
}
}
if !variables.is_empty() {
cx.editor.variables = Some(variables);
cx.editor.variables_page = 0;
}
if !variables.is_empty() {
cx.editor.variables = Some(variables);
cx.editor.variables_page = 0;
}
}
pub fn dap_terminate(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
let request = debugger.disconnect();
if let Err(e) = block_on(request) {
cx.editor
.set_error(format!("Failed to disconnect: {:?}", e));
return;
}
cx.editor.debugger = None;
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let request = debugger.disconnect();
if let Err(e) = block_on(request) {
cx.editor
.set_error(format!("Failed to disconnect: {:?}", e));
return;
}
cx.editor.debugger = None;
}
pub fn dap_switch_thread(cx: &mut Context) {
if let Some(debugger) = &mut cx.editor.debugger {
let request = debugger.threads();
let threads = match block_on(request) {
Ok(threads) => threads,
Err(e) => {
cx.editor
.set_error(format!("Failed to retrieve threads: {:?}", e));
return;
}
};
let picker = Picker::new(
true,
threads,
|thread| thread.name.clone().into(),
|editor, thread, _action| {
block_on(select_thread_id(editor, thread.id, true));
},
);
cx.push_layer(Box::new(picker))
}
let debugger = match &mut cx.editor.debugger {
Some(debugger) => debugger,
None => return,
};
let request = debugger.threads();
let threads = match block_on(request) {
Ok(threads) => threads,
Err(e) => {
cx.editor
.set_error(format!("Failed to retrieve threads: {:?}", e));
return;
}
};
let picker = Picker::new(
true,
threads,
|thread| thread.name.clone().into(),
|editor, thread, _action| {
block_on(select_thread_id(editor, thread.id, true));
},
);
cx.push_layer(Box::new(picker))
}

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