dap: Start working on runInTerminal support

helix-core/src/syntax.rs

@@ -114,6 +114,7 @@ pub enum DebugConfigCompletion {
 pub enum DebugArgumentValue {
     String(String),
     Array(Vec<String>),
+    Boolean(bool),
 }
 
 #[derive(Debug, PartialEq, Clone, Deserialize, Serialize)]

helix-dap/src/client.rs

@@ -244,7 +244,7 @@ impl Client {
             path_format: Some("path".to_owned()),
             supports_variable_type: Some(true),
             supports_variable_paging: Some(false),
-            supports_run_in_terminal_request: Some(false),
+            supports_run_in_terminal_request: Some(true),
             supports_memory_references: Some(false),
             supports_progress_reporting: Some(false),
             supports_invalidated_event: Some(false),

helix-term/src/application.rs

@@ -321,13 +321,14 @@ impl Application {
     pub async fn handle_debugger_message(&mut self, payload: helix_dap::Payload) {
         use crate::commands::dap::{breakpoints_changed, resume_application, select_thread_id};
         use helix_dap::{events, Event};
+
+        match payload {
+            Payload::Event(ev) => {
                 let debugger = match self.editor.debugger.as_mut() {
                     Some(debugger) => debugger,
                     None => return,
                 };
-
-        match payload {
-            Payload::Event(ev) => match ev {
+                match ev {
                     Event::Stopped(events::Stopped {
                         thread_id,
                         description,
@@ -386,7 +387,8 @@ impl Application {
                     Event::Thread(_) => {
                         // TODO: update thread_states, make threads request
                     }
-                Event::Breakpoint(events::Breakpoint { reason, breakpoint }) => match &reason[..] {
+                    Event::Breakpoint(events::Breakpoint { reason, breakpoint }) => {
+                        match &reason[..] {
                             "new" => {
                                 if let Some(source) = breakpoint.source {
                                     self.editor
@@ -405,18 +407,21 @@ impl Application {
                             }
                             "changed" => {
                                 for breakpoints in self.editor.breakpoints.values_mut() {
-                            if let Some(i) = breakpoints.iter().position(|b| b.id == breakpoint.id)
+                                    if let Some(i) =
+                                        breakpoints.iter().position(|b| b.id == breakpoint.id)
                                     {
                                         breakpoints[i].verified = breakpoint.verified;
                                         breakpoints[i].message = breakpoint.message.clone();
-                                breakpoints[i].line = breakpoint.line.unwrap().saturating_sub(1); // TODO: no unwrap
+                                        breakpoints[i].line =
+                                            breakpoint.line.unwrap().saturating_sub(1); // TODO: no unwrap
                                         breakpoints[i].column = breakpoint.column;
                                     }
                                 }
                             }
                             "removed" => {
                                 for breakpoints in self.editor.breakpoints.values_mut() {
-                            if let Some(i) = breakpoints.iter().position(|b| b.id == breakpoint.id)
+                                    if let Some(i) =
+                                        breakpoints.iter().position(|b| b.id == breakpoint.id)
                                     {
                                         breakpoints.remove(i);
                                     }
@@ -425,7 +430,8 @@ impl Application {
                             reason => {
                                 warn!("Unknown breakpoint event: {}", reason);
                             }
-                },
+                        }
+                    }
                     Event::Output(events::Output {
                         category, output, ..
                     }) => {
@@ -459,9 +465,10 @@ impl Application {
                         log::warn!("Unhandled event {:?}", ev);
                         return; // return early to skip render
                     }
-            },
+                }
+            }
             Payload::Response(_) => unreachable!(),
-            Payload::Request(_) => todo!(),
+            Payload::Request(request) => unimplemented!("{:?}", request),
         }
         self.render();
     }

helix-term/src/commands/dap.rs

@@ -251,29 +251,40 @@ pub fn dap_start_impl(
                 // For param #0 replace {0} in args
                 let pattern = format!("{{{}}}", i);
                 value = match value {
+                    // TODO: just use toml::Value -> json::Value
                     DebugArgumentValue::String(v) => {
                         DebugArgumentValue::String(v.replace(&pattern, &param))
                     }
                     DebugArgumentValue::Array(arr) => DebugArgumentValue::Array(
                         arr.iter().map(|v| v.replace(&pattern, &param)).collect(),
                     ),
+                    DebugArgumentValue::Boolean(_) => value,
                 };
             }
 
-            if let DebugArgumentValue::String(string) = value {
+            match value {
+                DebugArgumentValue::String(string) => {
                     if let Ok(integer) = string.parse::<usize>() {
                         args.insert(k, to_value(integer).unwrap());
                     } else {
                         args.insert(k, to_value(string).unwrap());
                     }
-            } else if let DebugArgumentValue::Array(arr) = value {
+                }
+                DebugArgumentValue::Array(arr) => {
                     args.insert(k, to_value(arr).unwrap());
                 }
+                DebugArgumentValue::Boolean(bool) => {
+                    args.insert(k, to_value(bool).unwrap());
+                }
+            }
         }
     }
 
     let args = to_value(args).unwrap();
 
+    // problem: this blocks for too long while we get back the startInTerminal REQ
+
+    log::error!("pre start");
     let result = match &template.request[..] {
         "launch" => block_on(debugger.launch(args)),
         "attach" => block_on(debugger.attach(args)),
@@ -282,6 +293,7 @@ pub fn dap_start_impl(
             return;
         }
     };
+    log::error!("post start");
     if let Err(e) = result {
         let msg = format!("Failed {} target: {}", template.request, e);
         editor.set_error(msg);

languages.toml

@@ -23,6 +23,12 @@ request = "launch"
 completion = [ { name = "binary", completion = "filename" } ]
 args = { program = "{0}" }
 
+[[language.debugger.templates]]
+name = "binary (terminal)"
+request = "launch"
+completion = [ { name = "binary", completion = "filename" } ]
+args = { program = "{0}", runInTerminal = true }
+
 [[language.debugger.templates]]
 name = "attach"
 request = "attach"