debugger: Fix evaluate selection running two evaluations & failing for Python and go (#44205)

Evaluate selection now acts as if the text was typed verbatim into the
console.

Closes ##33526

Release Notes:

- debugger: Fixed "evaluate selection" not behaving as if the
highlighted text was not typed verbatim into the console.

crates/debugger_ui/src/debugger_ui.rs

@@ -387,7 +387,7 @@ pub fn init(cx: &mut App) {
                     window.on_action(
                         TypeId::of::<editor::actions::EvaluateSelectedText>(),
                         move |_, _, window, cx| {
-                            maybe!({
+                            let status = maybe!({
                                 let text = editor
                                     .update(cx, |editor, cx| {
                                         let range = editor
@@ -411,7 +411,13 @@ pub fn init(cx: &mut App) {
 
                                         state.session().update(cx, |session, cx| {
                                             session
-                                                .evaluate(text, None, stack_id, None, cx)
+                                                .evaluate(
+                                                    text,
+                                                    Some(dap::EvaluateArgumentsContext::Repl),
+                                                    stack_id,
+                                                    None,
+                                                    cx,
+                                                )
                                                 .detach();
                                         });
                                     });
@@ -419,6 +425,9 @@ pub fn init(cx: &mut App) {
 
                                 Some(())
                             });
+                            if status.is_some() {
+                                cx.stop_propagation();
+                            }
                         },
                     );
                 })

crates/debugger_ui/src/new_process_modal.rs

@@ -1023,7 +1023,7 @@ impl DebugDelegate {
             Some(TaskSourceKind::Lsp { language_name, .. }) => {
                 Some(format!("LSP: {language_name}"))
             }
-            Some(TaskSourceKind::Language { name }) => Some(format!("Lang: {name}")),
+            Some(TaskSourceKind::Language { name }) => Some(format!("Language: {name}")),
             _ => context.clone().and_then(|ctx| {
                 ctx.task_context
                     .task_variables

crates/project/src/debugger/session.rs

@@ -2656,6 +2656,8 @@ impl Session {
             this.update(cx, |this, cx| {
                 this.memory.clear(cx.background_executor());
                 this.invalidate_command_type::<ReadMemory>();
+                this.invalidate_command_type::<VariablesCommand>();
+                cx.emit(SessionEvent::Variables);
                 match response {
                     Ok(response) => {
                         let event = dap::OutputEvent {